tests: add IS-IS TI-LFA unit tests

Signed-off-by: Renato Westphal <renato@opensourcerouting.org>

diff --git a/tests/isisd/test_common.c b/tests/isisd/test_common.c
index 536847a1da97baba36fa3f20e921ef812e98576e..5fa604c7499c2be8ff90f8d6d23d1fffc32a2212 100644 (file)
--- a/tests/isisd/test_common.c
+++ b/tests/isisd/test_common.c
@@ -106,6 +106,7 @@ static void lsp_add_ip_reach(struct isis_lsp *lsp,
                pcfg.sid = *next_sid_index;
                *next_sid_index = *next_sid_index + 1;
                pcfg.sid_type = SR_SID_VALUE_TYPE_INDEX;
+               pcfg.node_sid = true;
                pcfg.last_hop_behavior = SR_LAST_HOP_BEHAVIOR_PHP;
        }
 

diff --git a/tests/isisd/test_isis_spf.c b/tests/isisd/test_isis_spf.c
index 73bb531dc0827028c0d60786753ccf5d42fcbfb4..7ac8611bd95bf4c6a791858441289448ae901370 100644 (file)
--- a/tests/isisd/test_isis_spf.c
+++ b/tests/isisd/test_isis_spf.c
@@ -39,6 +39,7 @@
 enum test_type {
        TEST_SPF = 1,
        TEST_REVERSE_SPF,
+       TEST_TI_LFA,
 };
 
 #define F_DISPLAY_LSPDB 0x01
@@ -65,17 +66,78 @@ static void test_run_spf(struct vty *vty, const struct isis_topology *topology,
 
        /* Print the SPT and the corresponding routing table. */
        isis_print_spftree(vty, spftree);
-       isis_print_routes(vty, spftree);
+       isis_print_routes(vty, spftree, false);
 
        /* Cleanup SPF tree. */
        isis_spftree_del(spftree);
 }
 
+static void test_run_ti_lfa(struct vty *vty,
+                           const struct isis_topology *topology,
+                           const struct isis_test_node *root,
+                           struct isis_area *area, struct lspdb_head *lspdb,
+                           int level, int tree,
+                           struct lfa_protected_resource *protected_resource)
+{
+       struct isis_spftree *spftree_self;
+       struct isis_spftree *spftree_reverse;
+       struct isis_spftree *spftree_pc;
+       struct isis_spf_node *spf_node, *node;
+       uint8_t flags;
+
+       /* Run forward SPF in the root node. */
+       flags = F_SPFTREE_NO_ADJACENCIES;
+       spftree_self = isis_spftree_new(area, lspdb, root->sysid, level, tree,
+                                       SPF_TYPE_FORWARD, flags);
+       isis_run_spf(spftree_self);
+
+       /* Run reverse SPF in the root node. */
+       spftree_reverse = isis_spf_reverse_run(spftree_self);
+
+       /* Run forward SPF on all adjacent routers. */
+       isis_spf_run_neighbors(spftree_self);
+
+       /* Compute the TI-LFA repair paths. */
+       spftree_pc = isis_tilfa_compute(area, spftree_self, spftree_reverse,
+                                       protected_resource);
+
+       /* Print the extended P-space and Q-space. */
+       vty_out(vty, "P-space (self):\n");
+       RB_FOREACH (node, isis_spf_nodes, &spftree_pc->lfa.p_space)
+               vty_out(vty, " %s\n", print_sys_hostname(node->sysid));
+       vty_out(vty, "\n");
+       RB_FOREACH (spf_node, isis_spf_nodes, &spftree_self->adj_nodes) {
+               if (RB_EMPTY(isis_spf_nodes, &spf_node->lfa.p_space))
+                       continue;
+               vty_out(vty, "P-space (%s):\n",
+                       print_sys_hostname(spf_node->sysid));
+               RB_FOREACH (node, isis_spf_nodes, &spf_node->lfa.p_space)
+                       vty_out(vty, " %s\n", print_sys_hostname(node->sysid));
+               vty_out(vty, "\n");
+       }
+       vty_out(vty, "Q-space:\n");
+       RB_FOREACH (node, isis_spf_nodes, &spftree_pc->lfa.q_space)
+               vty_out(vty, " %s\n", print_sys_hostname(node->sysid));
+       vty_out(vty, "\n");
+
+       /* Print the post-convergence SPT and the correspoding routing table. */
+       isis_print_spftree(vty, spftree_pc);
+       isis_print_routes(vty, spftree_self, true);
+
+       /* Cleanup everything. */
+       isis_spftree_del(spftree_self);
+       isis_spftree_del(spftree_reverse);
+       isis_spftree_del(spftree_pc);
+}
+
 static int test_run(struct vty *vty, const struct isis_topology *topology,
                    const struct isis_test_node *root, enum test_type test_type,
-                   uint8_t flags)
+                   uint8_t flags, enum lfa_protection_type protection_type,
+                   const char *fail_sysid_str, uint8_t fail_pseudonode_id)
 {
        struct isis_area *area;
+       struct lfa_protected_resource protected_resource = {};
+       uint8_t fail_id[ISIS_SYS_ID_LEN] = {};
 
        /* Init topology. */
        memcpy(isis->sysid, root->sysid, sizeof(isis->sysid));
@@ -87,6 +149,26 @@ static int test_run(struct vty *vty, const struct isis_topology *topology,
                return CMD_WARNING;
        }
 
+       /* Parse failed link/node. */
+       if (fail_sysid_str) {
+               if (sysid2buff(fail_id, fail_sysid_str) == 0) {
+                       struct isis_dynhn *dynhn;
+
+                       dynhn = dynhn_find_by_name(fail_sysid_str);
+                       if (dynhn == NULL) {
+                               vty_out(vty, "Invalid system id %s\n",
+                                       fail_sysid_str);
+                               return CMD_WARNING;
+                       }
+                       memcpy(fail_id, dynhn->id, ISIS_SYS_ID_LEN);
+               }
+
+               protected_resource.type = protection_type;
+               memcpy(protected_resource.adjacency, fail_id, ISIS_SYS_ID_LEN);
+               LSP_PSEUDO_ID(protected_resource.adjacency) =
+                       fail_pseudonode_id;
+       }
+
        for (int level = IS_LEVEL_1; level <= IS_LEVEL_2; level++) {
                if (level == IS_LEVEL_1 && CHECK_FLAG(flags, F_LEVEL2_ONLY))
                        continue;
@@ -120,6 +202,11 @@ static int test_run(struct vty *vty, const struct isis_topology *topology,
                                             &area->lspdb[level - 1], level,
                                             tree, true);
                                break;
+                       case TEST_TI_LFA:
+                               test_run_ti_lfa(vty, topology, root, area,
+                                               &area->lspdb[level - 1], level,
+                                               tree, &protected_resource);
+                               break;
                        }
                }
        }
@@ -138,6 +225,7 @@ DEFUN(test_isis, test_isis_cmd,
          <\
           spf\
           |reverse-spf\
+          |ti-lfa system-id WORD [pseudonode-id <1-255>] [node-protection]\
         >\
         [display-lspdb] [<ipv4-only|ipv6-only>] [<level-1-only|level-2-only>]",
       "Test command\n"
@@ -148,6 +236,12 @@ DEFUN(test_isis, test_isis_cmd,
       "SPF root hostname\n"
       "Normal Shortest Path First\n"
       "Reverse Shortest Path First\n"
+      "Topology Independent LFA\n"
+      "System ID\n"
+      "System ID\n"
+      "Pseudonode-ID\n"
+      "Pseudonode-ID\n"
+      "Node protection\n"
       "Display the LSPDB\n"
       "Do IPv4 processing only\n"
       "Do IPv6 processing only\n"
@@ -158,6 +252,9 @@ DEFUN(test_isis, test_isis_cmd,
        const struct isis_topology *topology;
        const struct isis_test_node *root;
        enum test_type test_type;
+       enum lfa_protection_type protection_type = 0;
+       const char *fail_sysid_str = NULL;
+       uint8_t fail_pseudonode_id = 0;
        uint8_t flags = 0;
        int idx = 0;
 
@@ -184,7 +281,18 @@ DEFUN(test_isis, test_isis_cmd,
                test_type = TEST_SPF;
        else if (argv_find(argv, argc, "reverse-spf", &idx))
                test_type = TEST_REVERSE_SPF;
-       else
+       else if (argv_find(argv, argc, "ti-lfa", &idx)) {
+               test_type = TEST_TI_LFA;
+
+               fail_sysid_str = argv[idx + 2]->arg;
+               if (argv_find(argv, argc, "pseudonode-id", &idx))
+                       fail_pseudonode_id =
+                               strtoul(argv[idx + 1]->arg, NULL, 10);
+               if (argv_find(argv, argc, "node-protection", &idx))
+                       protection_type = LFA_NODE_PROTECTION;
+               else
+                       protection_type = LFA_LINK_PROTECTION;
+       } else
                return CMD_WARNING;
 
        /* Parse control flags. */
@@ -199,7 +307,8 @@ DEFUN(test_isis, test_isis_cmd,
        else if (argv_find(argv, argc, "level-2-only", &idx))
                SET_FLAG(flags, F_LEVEL2_ONLY);
 
-       return test_run(vty, topology, root, test_type, flags);
+       return test_run(vty, topology, root, test_type, flags, protection_type,
+                       fail_sysid_str, fail_pseudonode_id);
 }
 
 static void vty_do_exit(int isexit)
@@ -295,6 +404,7 @@ int main(int argc, char **argv)
        listnode_add(im->isis, isis);
        SET_FLAG(im->options, F_ISIS_UNIT_TEST);
        debug_spf_events |= DEBUG_SPF_EVENTS;
+       debug_tilfa |= DEBUG_TILFA;
        debug_events |= DEBUG_EVENTS;
        debug_rte_events |= DEBUG_RTE_EVENTS;
 

diff --git a/tests/isisd/test_isis_spf.in b/tests/isisd/test_isis_spf.in
index d9a61782e99551d5d21d682b19852f0f72c0d622..6bc5442f1e927003d8d7084cffb3f9f969e9e75a 100644 (file)
--- a/tests/isisd/test_isis_spf.in
+++ b/tests/isisd/test_isis_spf.in
@@ -14,3 +14,27 @@ test isis topology 13 root rt1 spf ipv4-only
 
 test isis topology 4 root rt1 reverse-spf ipv4-only
 test isis topology 11 root rt1 reverse-spf
+
+test isis topology 1 root rt1 ti-lfa system-id rt2
+test isis topology 2 root rt1 ti-lfa system-id rt3
+test isis topology 2 root rt1 ti-lfa system-id rt1 pseudonode-id 1
+test isis topology 2 root rt5 ti-lfa system-id rt1 pseudonode-id 1
+test isis topology 3 root rt5 ti-lfa system-id rt4 ipv4-only
+test isis topology 3 root rt5 ti-lfa system-id rt3 ipv4-only
+test isis topology 4 root rt1 ti-lfa system-id rt2 ipv4-only
+test isis topology 4 root rt4 ti-lfa system-id rt6 ipv4-only
+test isis topology 5 root rt1 ti-lfa system-id rt2 ipv4-only
+test isis topology 6 root rt4 ti-lfa system-id rt3 ipv4-only
+test isis topology 7 root rt11 ti-lfa system-id rt8 ipv4-only
+test isis topology 7 root rt6 ti-lfa system-id rt5 ipv4-only
+test isis topology 8 root rt2 ti-lfa system-id rt1 ipv4-only
+test isis topology 8 root rt2 ti-lfa system-id rt5 ipv4-only
+test isis topology 9 root rt1 ti-lfa system-id rt3
+test isis topology 9 root rt1 ti-lfa system-id rt2
+test isis topology 9 root rt9 ti-lfa system-id rt5
+test isis topology 9 root rt9 ti-lfa system-id rt8
+test isis topology 10 root rt1 ti-lfa system-id rt2
+test isis topology 10 root rt1 ti-lfa system-id rt4
+test isis topology 11 root rt2 ti-lfa system-id rt4
+test isis topology 12 root rt1 ti-lfa system-id rt3 ipv4-only
+test isis topology 13 root rt1 ti-lfa system-id rt3 ipv4-only

diff --git a/tests/isisd/test_isis_spf.refout b/tests/isisd/test_isis_spf.refout
index ed0569947cc056ad189ddc24bceccfe76c22aa01..ea7cc14d7aecc91d976c079d4739fb6353cb54ed 100644 (file)
--- a/tests/isisd/test_isis_spf.refout
+++ b/tests/isisd/test_isis_spf.refout
@@ -699,5 +699,1774 @@ IS-IS L1 IPv6 routing table:
  2001:db8::5/128  30      -          rt3      -         \r
  2001:db8::6/128  40      -          rt3      -         \r
 \r
+test# \r
+test# test isis topology 1 root rt1 ti-lfa system-id rt2\r
+P-space (self):\r
+ rt3\r
+ rt5\r
+\r
+P-space (rt3):\r
+ rt3\r
+ rt5\r
+ rt6\r
+\r
+Q-space:\r
+ rt2\r
+ rt4\r
+ rt6\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+10.0.255.1/32        IP internal  0                                     rt1(4)\r
+rt3                  TE-IS        10     rt3                  -         rt1(4)\r
+rt5                  TE-IS        20     rt3                  -         rt3(4)\r
+10.0.255.3/32        IP TE        20     rt3                  -         rt3(4)\r
+rt6                  TE-IS        30     rt3                  -         rt5(4)\r
+10.0.255.5/32        IP TE        30     rt3                  -         rt5(4)\r
+rt4                  TE-IS        40     rt3                  -         rt6(4)\r
+10.0.255.6/32        IP TE        40     rt3                  -         rt6(4)\r
+rt2                  TE-IS        50     rt3                  -         rt4(4)\r
+10.0.255.4/32        IP TE        50     rt3                  -         rt4(4)\r
+10.0.255.2/32        IP TE        60     rt3                  -         rt2(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.2/32  60      -          rt3      16060     \r
+ 10.0.255.4/32  50      -          rt3      16060     \r
+\r
+P-space (self):\r
+ rt3\r
+ rt5\r
+\r
+P-space (rt3):\r
+ rt3\r
+ rt5\r
+ rt6\r
+\r
+Q-space:\r
+ rt2\r
+ rt4\r
+ rt6\r
+\r
+IS-IS paths to level-1 routers that speak IPv6\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+2001:db8::1/128      IP6 internal 0                                     rt1(4)\r
+rt3                  TE-IS        10     rt3                  -         rt1(4)\r
+rt5                  TE-IS        20     rt3                  -         rt3(4)\r
+2001:db8::3/128      IP6 internal 20     rt3                  -         rt3(4)\r
+rt6                  TE-IS        30     rt3                  -         rt5(4)\r
+2001:db8::5/128      IP6 internal 30     rt3                  -         rt5(4)\r
+rt4                  TE-IS        40     rt3                  -         rt6(4)\r
+2001:db8::6/128      IP6 internal 40     rt3                  -         rt6(4)\r
+rt2                  TE-IS        50     rt3                  -         rt4(4)\r
+2001:db8::4/128      IP6 internal 50     rt3                  -         rt4(4)\r
+2001:db8::2/128      IP6 internal 60     rt3                  -         rt2(4)\r
+\r
+IS-IS L1 IPv6 routing table:\r
+\r
+ Prefix           Metric  Interface  Nexthop  Label(s)  \r
+ -------------------------------------------------------\r
+ 2001:db8::2/128  60      -          rt3      16061     \r
+ 2001:db8::4/128  50      -          rt3      16061     \r
+\r
+test# test isis topology 2 root rt1 ti-lfa system-id rt3\r
+P-space (self):\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+\r
+P-space (rt2):\r
+ rt2\r
+\r
+P-space (rt4):\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+\r
+P-space (rt5):\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+\r
+Q-space:\r
+ rt3\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+10.0.255.1/32        IP internal  0                                     rt1(4)\r
+rt4                  TE-IS        10     rt4                  -         rt1(4)\r
+rt5                  TE-IS        10     rt5                  -         rt1(4)\r
+rt2                  TE-IS        15     rt2                  -         rt1(4)\r
+rt1                                                                   \r
+rt6                  TE-IS        20     rt4                  -         rt4(4)\r
+                                         rt5                  -         rt5(4)\r
+10.0.255.4/32        IP TE        20     rt4                  -         rt4(4)\r
+10.0.255.5/32        IP TE        20     rt5                  -         rt5(4)\r
+10.0.255.2/32        IP TE        25     rt2                  -         rt2(4)\r
+10.0.255.6/32        IP TE        30     rt4                  -         rt6(4)\r
+                                         rt5                  -         \r
+rt3                  TE-IS        50     rt5                  -         rt5(4)\r
+10.0.255.3/32        IP TE        60     rt5                  -         rt3(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.3/32  60      -          rt5      16050/18  \r
+\r
+P-space (self):\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+\r
+P-space (rt2):\r
+ rt2\r
+\r
+P-space (rt4):\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+\r
+P-space (rt5):\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+\r
+Q-space:\r
+ rt3\r
+\r
+IS-IS paths to level-1 routers that speak IPv6\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+2001:db8::1/128      IP6 internal 0                                     rt1(4)\r
+rt4                  TE-IS        10     rt4                  -         rt1(4)\r
+rt5                  TE-IS        10     rt5                  -         rt1(4)\r
+rt2                  TE-IS        15     rt2                  -         rt1(4)\r
+rt1                                                                   \r
+rt6                  TE-IS        20     rt4                  -         rt4(4)\r
+                                         rt5                  -         rt5(4)\r
+2001:db8::4/128      IP6 internal 20     rt4                  -         rt4(4)\r
+2001:db8::5/128      IP6 internal 20     rt5                  -         rt5(4)\r
+2001:db8::2/128      IP6 internal 25     rt2                  -         rt2(4)\r
+2001:db8::6/128      IP6 internal 30     rt4                  -         rt6(4)\r
+                                         rt5                  -         \r
+rt3                  TE-IS        50     rt5                  -         rt5(4)\r
+2001:db8::3/128      IP6 internal 60     rt5                  -         rt3(4)\r
+\r
+IS-IS L1 IPv6 routing table:\r
+\r
+ Prefix           Metric  Interface  Nexthop  Label(s)  \r
+ -------------------------------------------------------\r
+ 2001:db8::3/128  60      -          rt5      16051/19  \r
+\r
+test# test isis topology 2 root rt1 ti-lfa system-id rt1 pseudonode-id 1\r
+P-space (self):\r
+ rt2\r
+ rt3\r
+\r
+P-space (rt2):\r
+ rt2\r
+ rt3\r
+\r
+P-space (rt3):\r
+ rt2\r
+ rt3\r
+\r
+Q-space:\r
+ rt4\r
+ rt5\r
+ rt6\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+10.0.255.1/32        IP internal  0                                     rt1(4)\r
+rt2                  TE-IS        15     rt2                  -         rt1(4)\r
+10.0.255.2/32        IP TE        25     rt2                  -         rt2(4)\r
+rt3                  TE-IS        30     rt3                  -         rt1(4)\r
+10.0.255.3/32        IP TE        40     rt3                  -         rt3(4)\r
+rt4                  TE-IS        55     rt2                  -         rt2(4)\r
+rt1                                                                   \r
+rt6                  TE-IS        65     rt2                  -         rt4(4)\r
+rt5                  TE-IS        65     rt2                  -         rt1(2)\r
+10.0.255.4/32        IP TE        65     rt2                  -         rt4(4)\r
+10.0.255.6/32        IP TE        75     rt2                  -         rt6(4)\r
+10.0.255.5/32        IP TE        75     rt2                  -         rt5(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.4/32  65      -          rt2      16020/18  \r
+ 10.0.255.5/32  75      -          rt2      16020/18  \r
+ 10.0.255.6/32  75      -          rt2      16020/18  \r
+\r
+P-space (self):\r
+ rt2\r
+ rt3\r
+\r
+P-space (rt2):\r
+ rt2\r
+ rt3\r
+\r
+P-space (rt3):\r
+ rt2\r
+ rt3\r
+\r
+Q-space:\r
+ rt4\r
+ rt5\r
+ rt6\r
+\r
+IS-IS paths to level-1 routers that speak IPv6\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+2001:db8::1/128      IP6 internal 0                                     rt1(4)\r
+rt2                  TE-IS        15     rt2                  -         rt1(4)\r
+2001:db8::2/128      IP6 internal 25     rt2                  -         rt2(4)\r
+rt3                  TE-IS        30     rt3                  -         rt1(4)\r
+2001:db8::3/128      IP6 internal 40     rt3                  -         rt3(4)\r
+rt4                  TE-IS        55     rt2                  -         rt2(4)\r
+rt1                                                                   \r
+rt6                  TE-IS        65     rt2                  -         rt4(4)\r
+rt5                  TE-IS        65     rt2                  -         rt1(2)\r
+2001:db8::4/128      IP6 internal 65     rt2                  -         rt4(4)\r
+2001:db8::6/128      IP6 internal 75     rt2                  -         rt6(4)\r
+2001:db8::5/128      IP6 internal 75     rt2                  -         rt5(4)\r
+\r
+IS-IS L1 IPv6 routing table:\r
+\r
+ Prefix           Metric  Interface  Nexthop  Label(s)  \r
+ -------------------------------------------------------\r
+ 2001:db8::4/128  65      -          rt2      16021/19  \r
+ 2001:db8::5/128  75      -          rt2      16021/19  \r
+ 2001:db8::6/128  75      -          rt2      16021/19  \r
+\r
+test# test isis topology 2 root rt5 ti-lfa system-id rt1 pseudonode-id 1\r
+P-space (self):\r
+ rt6\r
+\r
+P-space (rt3):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+\r
+P-space (rt6):\r
+ rt4\r
+ rt6\r
+\r
+Q-space:\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt6\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt5                                                                   \r
+10.0.255.5/32        IP internal  0                                     rt5(4)\r
+rt6                  TE-IS        10     rt6                  -         rt5(4)\r
+rt4                  TE-IS        20     rt6                  -         rt6(4)\r
+10.0.255.6/32        IP TE        20     rt6                  -         rt6(4)\r
+rt1                  pseudo_TE-IS 30     rt6                  -         rt4(4)\r
+rt1                  TE-IS        30     rt6                  -         rt1(2)\r
+10.0.255.4/32        IP TE        30     rt6                  -         rt4(4)\r
+rt3                  TE-IS        40     rt3                  -         rt5(4)\r
+10.0.255.1/32        IP TE        40     rt6                  -         rt1(4)\r
+rt2                  TE-IS        45     rt6                  -         rt1(4)\r
+10.0.255.3/32        IP TE        50     rt3                  -         rt3(4)\r
+10.0.255.2/32        IP TE        55     rt6                  -         rt2(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.1/32  40      -          rt6      16040     \r
+ 10.0.255.2/32  55      -          rt6      16040     \r
+ 10.0.255.4/32  30      -          rt6      -         \r
+\r
+P-space (self):\r
+ rt6\r
+\r
+P-space (rt3):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+\r
+P-space (rt6):\r
+ rt4\r
+ rt6\r
+\r
+Q-space:\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt6\r
+\r
+IS-IS paths to level-1 routers that speak IPv6\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt5                                                                   \r
+2001:db8::5/128      IP6 internal 0                                     rt5(4)\r
+rt6                  TE-IS        10     rt6                  -         rt5(4)\r
+rt4                  TE-IS        20     rt6                  -         rt6(4)\r
+2001:db8::6/128      IP6 internal 20     rt6                  -         rt6(4)\r
+rt1                  pseudo_TE-IS 30     rt6                  -         rt4(4)\r
+rt1                  TE-IS        30     rt6                  -         rt1(2)\r
+2001:db8::4/128      IP6 internal 30     rt6                  -         rt4(4)\r
+rt3                  TE-IS        40     rt3                  -         rt5(4)\r
+2001:db8::1/128      IP6 internal 40     rt6                  -         rt1(4)\r
+rt2                  TE-IS        45     rt6                  -         rt1(4)\r
+2001:db8::3/128      IP6 internal 50     rt3                  -         rt3(4)\r
+2001:db8::2/128      IP6 internal 55     rt6                  -         rt2(4)\r
+\r
+IS-IS L1 IPv6 routing table:\r
+\r
+ Prefix           Metric  Interface  Nexthop  Label(s)  \r
+ -------------------------------------------------------\r
+ 2001:db8::1/128  40      -          rt6      16041     \r
+ 2001:db8::2/128  55      -          rt6      16041     \r
+ 2001:db8::4/128  30      -          rt6      -         \r
+\r
+test# test isis topology 3 root rt5 ti-lfa system-id rt4 ipv4-only\r
+P-space (self):\r
+ rt6\r
+\r
+P-space (rt3):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt6\r
+\r
+P-space (rt6):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt6\r
+\r
+Q-space:\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt6\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt5                                                                   \r
+10.0.255.5/32        IP internal  0                                     rt5(4)\r
+rt6                  TE-IS        10     rt6                  -         rt5(4)\r
+rt4                  TE-IS        20     rt6                  -         rt6(4)\r
+10.0.255.6/32        IP TE        20     rt6                  -         rt6(4)\r
+rt3                  TE-IS        30     rt3                  -         rt5(4)\r
+rt2                  TE-IS        30     rt6                  -         rt4(4)\r
+10.0.255.4/32        IP TE        30     rt6                  -         rt4(4)\r
+rt1                  TE-IS        40     rt3                  -         rt3(4)\r
+                                         rt6                  -         rt2(4)\r
+10.0.255.3/32        IP TE        40     rt3                  -         rt3(4)\r
+10.0.255.2/32        IP TE        40     rt6                  -         rt2(4)\r
+10.0.255.1/32        IP TE        50     rt3                  -         rt1(4)\r
+                                         rt6                  -         \r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.1/32  50      -          rt3      -         \r
+                        -          rt6      -         \r
+ 10.0.255.2/32  40      -          rt6      -         \r
+ 10.0.255.4/32  30      -          rt6      -         \r
+\r
+test# test isis topology 3 root rt5 ti-lfa system-id rt3 ipv4-only\r
+P-space (self):\r
+ rt1\r
+ rt2\r
+ rt4\r
+ rt6\r
+\r
+P-space (rt4):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt6\r
+\r
+P-space (rt6):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt6\r
+\r
+Q-space:\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt6\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt5                                                                   \r
+10.0.255.5/32        IP internal  0                                     rt5(4)\r
+rt4                  TE-IS        10     rt4                  -         rt5(4)\r
+rt6                  TE-IS        10     rt6                  -         rt5(4)\r
+rt2                  TE-IS        20     rt4                  -         rt4(4)\r
+10.0.255.4/32        IP TE        20     rt4                  -         rt4(4)\r
+10.0.255.6/32        IP TE        20     rt6                  -         rt6(4)\r
+rt1                  TE-IS        30     rt4                  -         rt2(4)\r
+rt3                  TE-IS        30     rt4                  -         rt2(4)\r
+10.0.255.2/32        IP TE        30     rt4                  -         rt2(4)\r
+10.0.255.1/32        IP TE        40     rt4                  -         rt1(4)\r
+10.0.255.3/32        IP TE        40     rt4                  -         rt3(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+test# test isis topology 4 root rt1 ti-lfa system-id rt2 ipv4-only\r
+P-space (self):\r
+ rt3\r
+ rt5\r
+ rt7\r
+\r
+P-space (rt3):\r
+ rt3\r
+ rt5\r
+ rt7\r
+\r
+Q-space:\r
+ rt2\r
+ rt4\r
+ rt6\r
+ rt8\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+10.0.255.1/32        IP internal  0                                     rt1(4)\r
+rt3                  TE-IS        10     rt3                  -         rt1(4)\r
+rt5                  TE-IS        20     rt3                  -         rt3(4)\r
+10.0.255.3/32        IP TE        20     rt3                  -         rt3(4)\r
+rt7                  TE-IS        30     rt3                  -         rt5(4)\r
+10.0.255.5/32        IP TE        30     rt3                  -         rt5(4)\r
+10.0.255.7/32        IP TE        40     rt3                  -         rt7(4)\r
+rt6                  TE-IS        70     rt3                  -         rt5(4)\r
+rt4                  TE-IS        80     rt3                  -         rt6(4)\r
+rt8                  TE-IS        80     rt3                  -         rt6(4)\r
+10.0.255.6/32        IP TE        80     rt3                  -         rt6(4)\r
+rt2                  TE-IS        90     rt3                  -         rt4(4)\r
+10.0.255.4/32        IP TE        90     rt3                  -         rt4(4)\r
+10.0.255.8/32        IP TE        90     rt3                  -         rt8(4)\r
+10.0.255.2/32        IP TE        100    rt3                  -         rt2(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.2/32  100     -          rt3      16050/17  \r
+ 10.0.255.4/32  90      -          rt3      16050/17  \r
+ 10.0.255.6/32  80      -          rt3      16050/17  \r
+ 10.0.255.8/32  90      -          rt3      16050/17  \r
+\r
+test# test isis topology 4 root rt4 ti-lfa system-id rt6 ipv4-only\r
+P-space (self):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt5\r
+ rt7\r
+\r
+P-space (rt2):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt5\r
+ rt7\r
+\r
+Q-space:\r
+ rt6\r
+ rt8\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt4                                                                   \r
+10.0.255.4/32        IP internal  0                                     rt4(4)\r
+rt2                  TE-IS        10     rt2                  -         rt4(4)\r
+rt1                  TE-IS        20     rt2                  -         rt2(4)\r
+10.0.255.2/32        IP TE        20     rt2                  -         rt2(4)\r
+rt3                  TE-IS        30     rt2                  -         rt1(4)\r
+10.0.255.1/32        IP TE        30     rt2                  -         rt1(4)\r
+rt5                  TE-IS        40     rt2                  -         rt3(4)\r
+10.0.255.3/32        IP TE        40     rt2                  -         rt3(4)\r
+rt7                  TE-IS        50     rt2                  -         rt5(4)\r
+10.0.255.5/32        IP TE        50     rt2                  -         rt5(4)\r
+10.0.255.7/32        IP TE        60     rt2                  -         rt7(4)\r
+rt6                  TE-IS        90     rt2                  -         rt5(4)\r
+rt8                  TE-IS        100    rt2                  -         rt6(4)\r
+10.0.255.6/32        IP TE        100    rt2                  -         rt6(4)\r
+10.0.255.8/32        IP TE        110    rt2                  -         rt8(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.6/32  100     -          rt2      16050/17  \r
+ 10.0.255.8/32  110     -          rt2      16050/17  \r
+\r
+test# test isis topology 5 root rt1 ti-lfa system-id rt2 ipv4-only\r
+P-space (self):\r
+ rt3\r
+ rt5\r
+ rt7\r
+\r
+P-space (rt3):\r
+ rt3\r
+ rt5\r
+ rt7\r
+ rt8\r
+\r
+Q-space:\r
+ rt2\r
+ rt4\r
+ rt6\r
+ rt8\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+10.0.255.1/32        IP internal  0                                     rt1(4)\r
+rt3                  TE-IS        10     rt3                  -         rt1(4)\r
+rt5                  TE-IS        20     rt3                  -         rt3(4)\r
+10.0.255.3/32        IP TE        20     rt3                  -         rt3(4)\r
+rt7                  TE-IS        30     rt3                  -         rt5(4)\r
+10.0.255.5/32        IP TE        30     rt3                  -         rt5(4)\r
+rt8                  TE-IS        40     rt3                  -         rt7(4)\r
+10.0.255.7/32        IP TE        40     rt3                  -         rt7(4)\r
+rt6                  TE-IS        50     rt3                  -         rt8(4)\r
+10.0.255.8/32        IP TE        50     rt3                  -         rt8(4)\r
+rt4                  TE-IS        60     rt3                  -         rt6(4)\r
+10.0.255.6/32        IP TE        60     rt3                  -         rt6(4)\r
+rt2                  TE-IS        70     rt3                  -         rt4(4)\r
+10.0.255.4/32        IP TE        70     rt3                  -         rt4(4)\r
+10.0.255.2/32        IP TE        80     rt3                  -         rt2(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.2/32  80      -          rt3      16080     \r
+ 10.0.255.4/32  70      -          rt3      16080     \r
+ 10.0.255.6/32  60      -          rt3      16080     \r
+\r
+test# test isis topology 6 root rt4 ti-lfa system-id rt3 ipv4-only\r
+P-space (self):\r
+ rt2\r
+ rt5\r
+ rt6\r
+ rt7\r
+ rt8\r
+\r
+P-space (rt2):\r
+ rt1\r
+ rt2\r
+\r
+P-space (rt6):\r
+ rt5\r
+ rt6\r
+ rt7\r
+ rt8\r
+\r
+Q-space:\r
+ rt1\r
+ rt3\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt4                                                                   \r
+10.0.255.4/32        IP internal  0                                     rt4(4)\r
+rt2                  TE-IS        10     rt2                  -         rt4(4)\r
+rt6                  TE-IS        10     rt6                  -         rt4(4)\r
+rt1                  TE-IS        20     rt2                  -         rt2(4)\r
+rt5                  TE-IS        20     rt6                  -         rt6(4)\r
+rt8                  TE-IS        20     rt6                  -         rt6(4)\r
+10.0.255.2/32        IP TE        20     rt2                  -         rt2(4)\r
+10.0.255.6/32        IP TE        20     rt6                  -         rt6(4)\r
+rt3                  TE-IS        30     rt2                  -         rt1(4)\r
+rt7                  TE-IS        30     rt6                  -         rt5(4)\r
+                                                                        rt8(4)\r
+10.0.255.1/32        IP TE        30     rt2                  -         rt1(4)\r
+10.0.255.5/32        IP TE        30     rt6                  -         rt5(4)\r
+10.0.255.8/32        IP TE        30     rt6                  -         rt8(4)\r
+10.0.255.3/32        IP TE        40     rt2                  -         rt3(4)\r
+10.0.255.7/32        IP TE        40     rt6                  -         rt7(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.3/32  40      -          rt2      16010     \r
+\r
+test# test isis topology 7 root rt11 ti-lfa system-id rt8 ipv4-only\r
+P-space (self):\r
+ rt10\r
+ rt12\r
+\r
+P-space (rt10):\r
+ rt1\r
+ rt4\r
+ rt7\r
+ rt10\r
+\r
+P-space (rt12):\r
+ rt9\r
+ rt12\r
+\r
+Q-space:\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt5\r
+ rt6\r
+ rt7\r
+ rt8\r
+ rt9\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt11                                                                  \r
+10.0.255.11/32       IP internal  0                                     rt11(4)\r
+rt10                 TE-IS        10     rt10                 -         rt11(4)\r
+rt12                 TE-IS        10     rt12                 -         rt11(4)\r
+rt9                  TE-IS        20     rt12                 -         rt12(4)\r
+10.0.255.10/32       IP TE        20     rt10                 -         rt10(4)\r
+10.0.255.12/32       IP TE        20     rt12                 -         rt12(4)\r
+rt7                  TE-IS        30     rt10                 -         rt10(4)\r
+rt8                  TE-IS        30     rt12                 -         rt9(4)\r
+10.0.255.9/32        IP TE        30     rt12                 -         rt9(4)\r
+rt4                  TE-IS        40     rt10                 -         rt7(4)\r
+rt5                  TE-IS        40     rt12                 -         rt8(4)\r
+10.0.255.7/32        IP TE        40     rt10                 -         rt7(4)\r
+10.0.255.8/32        IP TE        40     rt12                 -         rt8(4)\r
+rt6                  TE-IS        50     rt12                 -         rt9(4)\r
+                                                                        rt5(4)\r
+rt1                  TE-IS        50     rt10                 -         rt4(4)\r
+rt2                  TE-IS        50     rt12                 -         rt5(4)\r
+10.0.255.4/32        IP TE        50     rt10                 -         rt4(4)\r
+10.0.255.5/32        IP TE        50     rt12                 -         rt5(4)\r
+rt3                  TE-IS        60     rt12                 -         rt6(4)\r
+                                                                        rt2(4)\r
+10.0.255.6/32        IP TE        60     rt12                 -         rt6(4)\r
+10.0.255.1/32        IP TE        60     rt10                 -         rt1(4)\r
+10.0.255.2/32        IP TE        60     rt12                 -         rt2(4)\r
+10.0.255.3/32        IP TE        70     rt12                 -         rt3(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.1/32  60      -          rt10     -         \r
+ 10.0.255.2/32  60      -          rt12     16090     \r
+ 10.0.255.3/32  70      -          rt12     16090     \r
+ 10.0.255.4/32  50      -          rt10     -         \r
+ 10.0.255.5/32  50      -          rt12     16090     \r
+ 10.0.255.6/32  60      -          rt12     16090     \r
+ 10.0.255.7/32  40      -          rt10     -         \r
+ 10.0.255.8/32  40      -          rt12     16090     \r
+\r
+test# test isis topology 7 root rt6 ti-lfa system-id rt5 ipv4-only\r
+P-space (self):\r
+ rt3\r
+\r
+P-space (rt3):\r
+ rt2\r
+ rt3\r
+\r
+P-space (rt9):\r
+ rt1\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt7\r
+ rt8\r
+ rt9\r
+ rt10\r
+ rt11\r
+ rt12\r
+\r
+Q-space:\r
+ rt1\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt7\r
+ rt8\r
+ rt9\r
+ rt10\r
+ rt11\r
+ rt12\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt6                                                                   \r
+10.0.255.6/32        IP internal  0                                     rt6(4)\r
+rt3                  TE-IS        10     rt3                  -         rt6(4)\r
+rt2                  TE-IS        20     rt3                  -         rt3(4)\r
+10.0.255.3/32        IP TE        20     rt3                  -         rt3(4)\r
+rt9                  TE-IS        30     rt9                  -         rt6(4)\r
+rt5                  TE-IS        30     rt3                  -         rt2(4)\r
+10.0.255.2/32        IP TE        30     rt3                  -         rt2(4)\r
+rt8                  TE-IS        40     rt9                  -         rt9(4)\r
+                                         rt3                  -         rt5(4)\r
+rt12                 TE-IS        40     rt9                  -         rt9(4)\r
+rt4                  TE-IS        40     rt3                  -         rt5(4)\r
+10.0.255.9/32        IP TE        40     rt9                  -         rt9(4)\r
+10.0.255.5/32        IP TE        40     rt3                  -         rt5(4)\r
+rt7                  TE-IS        50     rt9                  -         rt8(4)\r
+                                         rt3                  -         rt4(4)\r
+rt11                 TE-IS        50     rt9                  -         rt8(4)\r
+                                         rt3                  -         rt12(4)\r
+rt1                  TE-IS        50     rt3                  -         rt4(4)\r
+10.0.255.8/32        IP TE        50     rt9                  -         rt8(4)\r
+                                         rt3                  -         \r
+10.0.255.12/32       IP TE        50     rt9                  -         rt12(4)\r
+10.0.255.4/32        IP TE        50     rt3                  -         rt4(4)\r
+rt10                 TE-IS        60     rt9                  -         rt11(4)\r
+                                         rt3                  -         \r
+10.0.255.7/32        IP TE        60     rt9                  -         rt7(4)\r
+                                         rt3                  -         \r
+10.0.255.11/32       IP TE        60     rt9                  -         rt11(4)\r
+                                         rt3                  -         \r
+10.0.255.1/32        IP TE        60     rt3                  -         rt1(4)\r
+10.0.255.10/32       IP TE        70     rt9                  -         rt10(4)\r
+                                         rt3                  -         \r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix          Metric  Interface  Nexthop  Label(s)  \r
+ ------------------------------------------------------\r
+ 10.0.255.1/32   60      -          rt3      16020     \r
+ 10.0.255.4/32   50      -          rt3      16020     \r
+ 10.0.255.5/32   40      -          rt3      16020     \r
+ 10.0.255.7/32   60      -          rt9      -         \r
+                         -          rt3      -         \r
+ 10.0.255.8/32   50      -          rt9      -         \r
+                         -          rt3      -         \r
+ 10.0.255.10/32  70      -          rt9      -         \r
+                         -          rt3      -         \r
+ 10.0.255.11/32  60      -          rt9      -         \r
+                         -          rt3      -         \r
+\r
+test# test isis topology 8 root rt2 ti-lfa system-id rt1 ipv4-only\r
+P-space (self):\r
+ rt3\r
+ rt5\r
+ rt6\r
+ rt8\r
+ rt9\r
+ rt11\r
+ rt12\r
+\r
+P-space (rt3):\r
+ rt3\r
+ rt6\r
+\r
+P-space (rt5):\r
+ rt5\r
+ rt6\r
+ rt8\r
+ rt9\r
+ rt11\r
+ rt12\r
+\r
+Q-space:\r
+ rt1\r
+ rt4\r
+ rt7\r
+ rt10\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt2                                                                   \r
+10.0.255.2/32        IP internal  0                                     rt2(4)\r
+rt3                  TE-IS        10     rt3                  -         rt2(4)\r
+rt5                  TE-IS        10     rt5                  -         rt2(4)\r
+rt6                  TE-IS        20     rt3                  -         rt3(4)\r
+                                         rt5                  -         rt5(4)\r
+rt8                  TE-IS        20     rt5                  -         rt5(4)\r
+10.0.255.3/32        IP TE        20     rt3                  -         rt3(4)\r
+10.0.255.5/32        IP TE        20     rt5                  -         rt5(4)\r
+rt9                  TE-IS        30     rt5                  -         rt8(4)\r
+rt11                 TE-IS        30     rt5                  -         rt8(4)\r
+10.0.255.6/32        IP TE        30     rt3                  -         rt6(4)\r
+                                         rt5                  -         \r
+10.0.255.8/32        IP TE        30     rt5                  -         rt8(4)\r
+rt12                 TE-IS        40     rt5                  -         rt9(4)\r
+                                                                        rt11(4)\r
+10.0.255.9/32        IP TE        40     rt5                  -         rt9(4)\r
+10.0.255.11/32       IP TE        40     rt5                  -         rt11(4)\r
+10.0.255.12/32       IP TE        50     rt5                  -         rt12(4)\r
+rt10                 TE-IS        60     rt5                  -         rt11(4)\r
+rt7                  TE-IS        70     rt5                  -         rt10(4)\r
+10.0.255.10/32       IP TE        70     rt5                  -         rt10(4)\r
+rt4                  TE-IS        80     rt5                  -         rt7(4)\r
+10.0.255.7/32        IP TE        80     rt5                  -         rt7(4)\r
+rt1                  TE-IS        90     rt5                  -         rt4(4)\r
+10.0.255.4/32        IP TE        90     rt5                  -         rt4(4)\r
+10.0.255.1/32        IP TE        100    rt5                  -         rt1(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix          Metric  Interface  Nexthop  Label(s)  \r
+ ------------------------------------------------------\r
+ 10.0.255.1/32   100     -          rt5      16110/17  \r
+ 10.0.255.4/32   90      -          rt5      16110/17  \r
+ 10.0.255.7/32   80      -          rt5      16110/17  \r
+ 10.0.255.10/32  70      -          rt5      16110/17  \r
+\r
+test# test isis topology 8 root rt2 ti-lfa system-id rt5 ipv4-only\r
+P-space (self):\r
+ rt1\r
+ rt3\r
+ rt4\r
+ rt7\r
+ rt10\r
+\r
+P-space (rt1):\r
+ rt1\r
+ rt4\r
+ rt7\r
+ rt10\r
+\r
+P-space (rt3):\r
+ rt3\r
+ rt6\r
+\r
+Q-space:\r
+ rt5\r
+ rt6\r
+ rt8\r
+ rt9\r
+ rt11\r
+ rt12\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt2                                                                   \r
+10.0.255.2/32        IP internal  0                                     rt2(4)\r
+rt1                  TE-IS        10     rt1                  -         rt2(4)\r
+rt3                  TE-IS        10     rt3                  -         rt2(4)\r
+rt4                  TE-IS        20     rt1                  -         rt1(4)\r
+rt6                  TE-IS        20     rt3                  -         rt3(4)\r
+10.0.255.1/32        IP TE        20     rt1                  -         rt1(4)\r
+10.0.255.3/32        IP TE        20     rt3                  -         rt3(4)\r
+rt7                  TE-IS        30     rt1                  -         rt4(4)\r
+rt5                  TE-IS        30     rt3                  -         rt6(4)\r
+10.0.255.4/32        IP TE        30     rt1                  -         rt4(4)\r
+10.0.255.6/32        IP TE        30     rt3                  -         rt6(4)\r
+rt10                 TE-IS        40     rt1                  -         rt7(4)\r
+rt8                  TE-IS        40     rt3                  -         rt5(4)\r
+10.0.255.7/32        IP TE        40     rt1                  -         rt7(4)\r
+10.0.255.5/32        IP TE        40     rt3                  -         rt5(4)\r
+rt9                  TE-IS        50     rt3                  -         rt8(4)\r
+rt11                 TE-IS        50     rt3                  -         rt8(4)\r
+10.0.255.10/32       IP TE        50     rt1                  -         rt10(4)\r
+10.0.255.8/32        IP TE        50     rt3                  -         rt8(4)\r
+rt12                 TE-IS        60     rt3                  -         rt9(4)\r
+                                                                        rt11(4)\r
+10.0.255.9/32        IP TE        60     rt3                  -         rt9(4)\r
+10.0.255.11/32       IP TE        60     rt3                  -         rt11(4)\r
+10.0.255.12/32       IP TE        70     rt3                  -         rt12(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix          Metric  Interface  Nexthop  Label(s)  \r
+ ------------------------------------------------------\r
+ 10.0.255.5/32   40      -          rt3      16060     \r
+ 10.0.255.8/32   50      -          rt3      16060     \r
+ 10.0.255.9/32   60      -          rt3      16060     \r
+ 10.0.255.11/32  60      -          rt3      16060     \r
+ 10.0.255.12/32  70      -          rt3      16060     \r
+\r
+test# test isis topology 9 root rt1 ti-lfa system-id rt3\r
+P-space (self):\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+ rt7\r
+ rt8\r
+ rt9\r
+\r
+P-space (rt2):\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+ rt7\r
+ rt8\r
+ rt9\r
+\r
+Q-space:\r
+ rt3\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+10.0.255.1/32        IP internal  0                                     rt1(4)\r
+rt2                  TE-IS        10     rt2                  -         rt1(4)\r
+rt4                  TE-IS        20     rt2                  -         rt2(4)\r
+10.0.255.2/32        IP TE        20     rt2                  -         rt2(4)\r
+rt5                  TE-IS        30     rt2                  -         rt4(4)\r
+10.0.255.4/32        IP TE        30     rt2                  -         rt4(4)\r
+rt9                  TE-IS        40     rt2                  -         rt5(4)\r
+10.0.255.5/32        IP TE        40     rt2                  -         rt5(4)\r
+rt6                  TE-IS        50     rt2                  -         rt4(4)\r
+                                                                        rt9(4)\r
+rt7                  TE-IS        50     rt2                  -         rt4(4)\r
+                                                                        rt9(4)\r
+rt8                  TE-IS        50     rt2                  -         rt4(4)\r
+                                                                        rt9(4)\r
+10.0.255.9/32        IP TE        50     rt2                  -         rt9(4)\r
+10.0.255.6/32        IP TE        60     rt2                  -         rt6(4)\r
+10.0.255.7/32        IP TE        60     rt2                  -         rt7(4)\r
+10.0.255.8/32        IP TE        60     rt2                  -         rt8(4)\r
+rt3                  TE-IS        120    rt2                  -         rt4(4)\r
+10.0.255.3/32        IP TE        130    rt2                  -         rt3(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.3/32  130     -          rt2      16040/18  \r
+\r
+P-space (self):\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+ rt7\r
+ rt8\r
+ rt9\r
+\r
+P-space (rt2):\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+ rt7\r
+ rt8\r
+ rt9\r
+\r
+Q-space:\r
+ rt3\r
+\r
+IS-IS paths to level-1 routers that speak IPv6\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+2001:db8::1/128      IP6 internal 0                                     rt1(4)\r
+rt2                  TE-IS        10     rt2                  -         rt1(4)\r
+rt4                  TE-IS        20     rt2                  -         rt2(4)\r
+2001:db8::2/128      IP6 internal 20     rt2                  -         rt2(4)\r
+rt5                  TE-IS        30     rt2                  -         rt4(4)\r
+2001:db8::4/128      IP6 internal 30     rt2                  -         rt4(4)\r
+rt9                  TE-IS        40     rt2                  -         rt5(4)\r
+2001:db8::5/128      IP6 internal 40     rt2                  -         rt5(4)\r
+rt6                  TE-IS        50     rt2                  -         rt4(4)\r
+                                                                        rt9(4)\r
+rt7                  TE-IS        50     rt2                  -         rt4(4)\r
+                                                                        rt9(4)\r
+rt8                  TE-IS        50     rt2                  -         rt4(4)\r
+                                                                        rt9(4)\r
+2001:db8::9/128      IP6 internal 50     rt2                  -         rt9(4)\r
+2001:db8::6/128      IP6 internal 60     rt2                  -         rt6(4)\r
+2001:db8::7/128      IP6 internal 60     rt2                  -         rt7(4)\r
+2001:db8::8/128      IP6 internal 60     rt2                  -         rt8(4)\r
+rt3                  TE-IS        120    rt2                  -         rt4(4)\r
+2001:db8::3/128      IP6 internal 130    rt2                  -         rt3(4)\r
+\r
+IS-IS L1 IPv6 routing table:\r
+\r
+ Prefix           Metric  Interface  Nexthop  Label(s)  \r
+ -------------------------------------------------------\r
+ 2001:db8::3/128  130     -          rt2      16041/19  \r
+\r
+test# test isis topology 9 root rt1 ti-lfa system-id rt2\r
+P-space (self):\r
+ rt3\r
+\r
+P-space (rt3):\r
+ rt3\r
+\r
+Q-space:\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+ rt7\r
+ rt8\r
+ rt9\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+10.0.255.1/32        IP internal  0                                     rt1(4)\r
+rt3                  TE-IS        10     rt3                  -         rt1(4)\r
+10.0.255.3/32        IP TE        20     rt3                  -         rt3(4)\r
+rt4                  TE-IS        110    rt3                  -         rt3(4)\r
+rt2                  TE-IS        120    rt3                  -         rt4(4)\r
+rt5                  TE-IS        120    rt3                  -         rt4(4)\r
+10.0.255.4/32        IP TE        120    rt3                  -         rt4(4)\r
+rt9                  TE-IS        130    rt3                  -         rt5(4)\r
+10.0.255.2/32        IP TE        130    rt3                  -         rt2(4)\r
+10.0.255.5/32        IP TE        130    rt3                  -         rt5(4)\r
+rt6                  TE-IS        140    rt3                  -         rt4(4)\r
+                                                                        rt9(4)\r
+rt7                  TE-IS        140    rt3                  -         rt4(4)\r
+                                                                        rt9(4)\r
+rt8                  TE-IS        140    rt3                  -         rt4(4)\r
+                                                                        rt9(4)\r
+10.0.255.9/32        IP TE        140    rt3                  -         rt9(4)\r
+10.0.255.6/32        IP TE        150    rt3                  -         rt6(4)\r
+10.0.255.7/32        IP TE        150    rt3                  -         rt7(4)\r
+10.0.255.8/32        IP TE        150    rt3                  -         rt8(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.2/32  130     -          rt3      16030/18  \r
+ 10.0.255.4/32  120     -          rt3      16030/18  \r
+ 10.0.255.5/32  130     -          rt3      16030/18  \r
+ 10.0.255.6/32  150     -          rt3      16030/18  \r
+ 10.0.255.7/32  150     -          rt3      16030/18  \r
+ 10.0.255.8/32  150     -          rt3      16030/18  \r
+ 10.0.255.9/32  140     -          rt3      16030/18  \r
+\r
+P-space (self):\r
+ rt3\r
+\r
+P-space (rt3):\r
+ rt3\r
+\r
+Q-space:\r
+ rt2\r
+ rt4\r
+ rt5\r
+ rt6\r
+ rt7\r
+ rt8\r
+ rt9\r
+\r
+IS-IS paths to level-1 routers that speak IPv6\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+2001:db8::1/128      IP6 internal 0                                     rt1(4)\r
+rt3                  TE-IS        10     rt3                  -         rt1(4)\r
+2001:db8::3/128      IP6 internal 20     rt3                  -         rt3(4)\r
+rt4                  TE-IS        110    rt3                  -         rt3(4)\r
+rt2                  TE-IS        120    rt3                  -         rt4(4)\r
+rt5                  TE-IS        120    rt3                  -         rt4(4)\r
+2001:db8::4/128      IP6 internal 120    rt3                  -         rt4(4)\r
+rt9                  TE-IS        130    rt3                  -         rt5(4)\r
+2001:db8::2/128      IP6 internal 130    rt3                  -         rt2(4)\r
+2001:db8::5/128      IP6 internal 130    rt3                  -         rt5(4)\r
+rt6                  TE-IS        140    rt3                  -         rt4(4)\r
+                                                                        rt9(4)\r
+rt7                  TE-IS        140    rt3                  -         rt4(4)\r
+                                                                        rt9(4)\r
+rt8                  TE-IS        140    rt3                  -         rt4(4)\r
+                                                                        rt9(4)\r
+2001:db8::9/128      IP6 internal 140    rt3                  -         rt9(4)\r
+2001:db8::6/128      IP6 internal 150    rt3                  -         rt6(4)\r
+2001:db8::7/128      IP6 internal 150    rt3                  -         rt7(4)\r
+2001:db8::8/128      IP6 internal 150    rt3                  -         rt8(4)\r
+\r
+IS-IS L1 IPv6 routing table:\r
+\r
+ Prefix           Metric  Interface  Nexthop  Label(s)  \r
+ -------------------------------------------------------\r
+ 2001:db8::2/128  130     -          rt3      16031/19  \r
+ 2001:db8::4/128  120     -          rt3      16031/19  \r
+ 2001:db8::5/128  130     -          rt3      16031/19  \r
+ 2001:db8::6/128  150     -          rt3      16031/19  \r
+ 2001:db8::7/128  150     -          rt3      16031/19  \r
+ 2001:db8::8/128  150     -          rt3      16031/19  \r
+ 2001:db8::9/128  140     -          rt3      16031/19  \r
+\r
+test# test isis topology 9 root rt9 ti-lfa system-id rt5\r
+P-space (self):\r
+ rt6\r
+ rt7\r
+ rt8\r
+\r
+P-space (rt6):\r
+ rt6\r
+\r
+P-space (rt7):\r
+ rt7\r
+\r
+P-space (rt8):\r
+ rt8\r
+\r
+Q-space:\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt5\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt9                                                                   \r
+10.0.255.9/32        IP internal  0                                     rt9(4)\r
+rt6                  TE-IS        10     rt6                  -         rt9(4)\r
+rt7                  TE-IS        10     rt7                  -         rt9(4)\r
+rt8                  TE-IS        10     rt8                  -         rt9(4)\r
+10.0.255.6/32        IP TE        20     rt6                  -         rt6(4)\r
+10.0.255.7/32        IP TE        20     rt7                  -         rt7(4)\r
+10.0.255.8/32        IP TE        20     rt8                  -         rt8(4)\r
+rt4                  TE-IS        40     rt6                  -         rt6(4)\r
+                                         rt7                  -         rt7(4)\r
+                                         rt8                  -         rt8(4)\r
+rt2                  TE-IS        50     rt6                  -         rt4(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+rt5                  TE-IS        50     rt6                  -         rt4(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+10.0.255.4/32        IP TE        50     rt6                  -         rt4(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+rt1                  TE-IS        60     rt6                  -         rt2(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+10.0.255.2/32        IP TE        60     rt6                  -         rt2(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+10.0.255.5/32        IP TE        60     rt6                  -         rt5(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+rt3                  TE-IS        70     rt6                  -         rt1(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+10.0.255.1/32        IP TE        70     rt6                  -         rt1(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+10.0.255.3/32        IP TE        80     rt6                  -         rt3(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.1/32  70      -          rt6      16060/16  \r
+                        -          rt7      16070/16  \r
+                        -          rt8      16080/16  \r
+ 10.0.255.2/32  60      -          rt6      16060/16  \r
+                        -          rt7      16070/16  \r
+                        -          rt8      16080/16  \r
+ 10.0.255.3/32  80      -          rt6      16060/16  \r
+                        -          rt7      16070/16  \r
+                        -          rt8      16080/16  \r
+ 10.0.255.4/32  50      -          rt6      16060/16  \r
+                        -          rt7      16070/16  \r
+                        -          rt8      16080/16  \r
+ 10.0.255.5/32  60      -          rt6      16060/16  \r
+                        -          rt7      16070/16  \r
+                        -          rt8      16080/16  \r
+\r
+P-space (self):\r
+ rt6\r
+ rt7\r
+ rt8\r
+\r
+P-space (rt6):\r
+ rt6\r
+\r
+P-space (rt7):\r
+ rt7\r
+\r
+P-space (rt8):\r
+ rt8\r
+\r
+Q-space:\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt5\r
+\r
+IS-IS paths to level-1 routers that speak IPv6\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt9                                                                   \r
+2001:db8::9/128      IP6 internal 0                                     rt9(4)\r
+rt6                  TE-IS        10     rt6                  -         rt9(4)\r
+rt7                  TE-IS        10     rt7                  -         rt9(4)\r
+rt8                  TE-IS        10     rt8                  -         rt9(4)\r
+2001:db8::6/128      IP6 internal 20     rt6                  -         rt6(4)\r
+2001:db8::7/128      IP6 internal 20     rt7                  -         rt7(4)\r
+2001:db8::8/128      IP6 internal 20     rt8                  -         rt8(4)\r
+rt4                  TE-IS        40     rt6                  -         rt6(4)\r
+                                         rt7                  -         rt7(4)\r
+                                         rt8                  -         rt8(4)\r
+rt2                  TE-IS        50     rt6                  -         rt4(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+rt5                  TE-IS        50     rt6                  -         rt4(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+2001:db8::4/128      IP6 internal 50     rt6                  -         rt4(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+rt1                  TE-IS        60     rt6                  -         rt2(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+2001:db8::2/128      IP6 internal 60     rt6                  -         rt2(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+2001:db8::5/128      IP6 internal 60     rt6                  -         rt5(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+rt3                  TE-IS        70     rt6                  -         rt1(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+2001:db8::1/128      IP6 internal 70     rt6                  -         rt1(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+2001:db8::3/128      IP6 internal 80     rt6                  -         rt3(4)\r
+                                         rt7                  -         \r
+                                         rt8                  -         \r
+\r
+IS-IS L1 IPv6 routing table:\r
+\r
+ Prefix           Metric  Interface  Nexthop  Label(s)  \r
+ -------------------------------------------------------\r
+ 2001:db8::1/128  70      -          rt6      16061/17  \r
+                          -          rt7      16071/17  \r
+                          -          rt8      16081/17  \r
+ 2001:db8::2/128  60      -          rt6      16061/17  \r
+                          -          rt7      16071/17  \r
+                          -          rt8      16081/17  \r
+ 2001:db8::3/128  80      -          rt6      16061/17  \r
+                          -          rt7      16071/17  \r
+                          -          rt8      16081/17  \r
+ 2001:db8::4/128  50      -          rt6      16061/17  \r
+                          -          rt7      16071/17  \r
+                          -          rt8      16081/17  \r
+ 2001:db8::5/128  60      -          rt6      16061/17  \r
+                          -          rt7      16071/17  \r
+                          -          rt8      16081/17  \r
+\r
+test# test isis topology 9 root rt9 ti-lfa system-id rt8\r
+P-space (self):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt5\r
+ rt6\r
+ rt7\r
+\r
+P-space (rt5):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt5\r
+\r
+P-space (rt6):\r
+ rt6\r
+\r
+P-space (rt7):\r
+ rt7\r
+\r
+Q-space:\r
+ rt8\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt9                                                                   \r
+10.0.255.9/32        IP internal  0                                     rt9(4)\r
+rt5                  TE-IS        10     rt5                  -         rt9(4)\r
+rt6                  TE-IS        10     rt6                  -         rt9(4)\r
+rt7                  TE-IS        10     rt7                  -         rt9(4)\r
+rt4                  TE-IS        20     rt5                  -         rt5(4)\r
+10.0.255.5/32        IP TE        20     rt5                  -         rt5(4)\r
+10.0.255.6/32        IP TE        20     rt6                  -         rt6(4)\r
+10.0.255.7/32        IP TE        20     rt7                  -         rt7(4)\r
+rt2                  TE-IS        30     rt5                  -         rt4(4)\r
+10.0.255.4/32        IP TE        30     rt5                  -         rt4(4)\r
+rt1                  TE-IS        40     rt5                  -         rt2(4)\r
+10.0.255.2/32        IP TE        40     rt5                  -         rt2(4)\r
+rt8                  TE-IS        50     rt5                  -         rt4(4)\r
+rt3                  TE-IS        50     rt5                  -         rt1(4)\r
+10.0.255.1/32        IP TE        50     rt5                  -         rt1(4)\r
+10.0.255.8/32        IP TE        60     rt5                  -         rt8(4)\r
+10.0.255.3/32        IP TE        60     rt5                  -         rt3(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.8/32  60      -          rt5      16040/26  \r
+\r
+P-space (self):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt5\r
+ rt6\r
+ rt7\r
+\r
+P-space (rt5):\r
+ rt1\r
+ rt2\r
+ rt3\r
+ rt4\r
+ rt5\r
+\r
+P-space (rt6):\r
+ rt6\r
+\r
+P-space (rt7):\r
+ rt7\r
+\r
+Q-space:\r
+ rt8\r
+\r
+IS-IS paths to level-1 routers that speak IPv6\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt9                                                                   \r
+2001:db8::9/128      IP6 internal 0                                     rt9(4)\r
+rt5                  TE-IS        10     rt5                  -         rt9(4)\r
+rt6                  TE-IS        10     rt6                  -         rt9(4)\r
+rt7                  TE-IS        10     rt7                  -         rt9(4)\r
+rt4                  TE-IS        20     rt5                  -         rt5(4)\r
+2001:db8::5/128      IP6 internal 20     rt5                  -         rt5(4)\r
+2001:db8::6/128      IP6 internal 20     rt6                  -         rt6(4)\r
+2001:db8::7/128      IP6 internal 20     rt7                  -         rt7(4)\r
+rt2                  TE-IS        30     rt5                  -         rt4(4)\r
+2001:db8::4/128      IP6 internal 30     rt5                  -         rt4(4)\r
+rt1                  TE-IS        40     rt5                  -         rt2(4)\r
+2001:db8::2/128      IP6 internal 40     rt5                  -         rt2(4)\r
+rt8                  TE-IS        50     rt5                  -         rt4(4)\r
+rt3                  TE-IS        50     rt5                  -         rt1(4)\r
+2001:db8::1/128      IP6 internal 50     rt5                  -         rt1(4)\r
+2001:db8::8/128      IP6 internal 60     rt5                  -         rt8(4)\r
+2001:db8::3/128      IP6 internal 60     rt5                  -         rt3(4)\r
+\r
+IS-IS L1 IPv6 routing table:\r
+\r
+ Prefix           Metric  Interface  Nexthop  Label(s)  \r
+ -------------------------------------------------------\r
+ 2001:db8::8/128  60      -          rt5      16041/27  \r
+\r
+test# test isis topology 10 root rt1 ti-lfa system-id rt2\r
+P-space (self):\r
+ rt3\r
+ rt4\r
+ rt6\r
+ rt7\r
+\r
+P-space (rt3):\r
+ rt3\r
+ rt6\r
+\r
+P-space (rt4):\r
+ rt4\r
+ rt7\r
+\r
+Q-space:\r
+ rt2\r
+ rt5\r
+ rt8\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+10.0.255.1/32        IP internal  0                                     rt1(4)\r
+rt3                  TE-IS        20     rt3                  -         rt1(4)\r
+rt4                  TE-IS        20     rt4                  -         rt1(4)\r
+rt6                  TE-IS        30     rt3                  -         rt3(4)\r
+rt7                  TE-IS        30     rt4                  -         rt4(4)\r
+10.0.255.3/32        IP TE        30     rt3                  -         rt3(4)\r
+10.0.255.4/32        IP TE        30     rt4                  -         rt4(4)\r
+10.0.255.6/32        IP TE        40     rt3                  -         rt6(4)\r
+10.0.255.7/32        IP TE        40     rt4                  -         rt7(4)\r
+rt8                  TE-IS        80     rt3                  -         rt6(4)\r
+                                         rt4                  -         rt7(4)\r
+rt5                  TE-IS        90     rt3                  -         rt8(4)\r
+                                         rt4                  -         \r
+10.0.255.8/32        IP TE        90     rt3                  -         rt8(4)\r
+                                         rt4                  -         \r
+rt2                  TE-IS        100    rt3                  -         rt5(4)\r
+                                         rt4                  -         \r
+10.0.255.5/32        IP TE        100    rt3                  -         rt5(4)\r
+                                         rt4                  -         \r
+10.0.255.2/32        IP TE        110    rt3                  -         rt2(4)\r
+                                         rt4                  -         \r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.2/32  110     -          rt3      20060/18  \r
+                        -          rt4      16070/18  \r
+ 10.0.255.5/32  100     -          rt3      20060/18  \r
+                        -          rt4      16070/18  \r
+ 10.0.255.8/32  90      -          rt3      20060/18  \r
+                        -          rt4      16070/18  \r
+\r
+P-space (self):\r
+ rt3\r
+ rt4\r
+ rt6\r
+ rt7\r
+\r
+P-space (rt3):\r
+ rt3\r
+ rt6\r
+\r
+P-space (rt4):\r
+ rt4\r
+ rt7\r
+\r
+Q-space:\r
+ rt2\r
+ rt5\r
+ rt8\r
+\r
+IS-IS paths to level-1 routers that speak IPv6\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+2001:db8::1/128      IP6 internal 0                                     rt1(4)\r
+rt3                  TE-IS        20     rt3                  -         rt1(4)\r
+rt4                  TE-IS        20     rt4                  -         rt1(4)\r
+rt6                  TE-IS        30     rt3                  -         rt3(4)\r
+rt7                  TE-IS        30     rt4                  -         rt4(4)\r
+2001:db8::3/128      IP6 internal 30     rt3                  -         rt3(4)\r
+2001:db8::4/128      IP6 internal 30     rt4                  -         rt4(4)\r
+2001:db8::6/128      IP6 internal 40     rt3                  -         rt6(4)\r
+2001:db8::7/128      IP6 internal 40     rt4                  -         rt7(4)\r
+rt8                  TE-IS        80     rt3                  -         rt6(4)\r
+                                         rt4                  -         rt7(4)\r
+rt5                  TE-IS        90     rt3                  -         rt8(4)\r
+                                         rt4                  -         \r
+2001:db8::8/128      IP6 internal 90     rt3                  -         rt8(4)\r
+                                         rt4                  -         \r
+rt2                  TE-IS        100    rt3                  -         rt5(4)\r
+                                         rt4                  -         \r
+2001:db8::5/128      IP6 internal 100    rt3                  -         rt5(4)\r
+                                         rt4                  -         \r
+2001:db8::2/128      IP6 internal 110    rt3                  -         rt2(4)\r
+                                         rt4                  -         \r
+\r
+IS-IS L1 IPv6 routing table:\r
+\r
+ Prefix           Metric  Interface  Nexthop  Label(s)  \r
+ -------------------------------------------------------\r
+ 2001:db8::2/128  110     -          rt3      20061/19  \r
+                          -          rt4      16071/19  \r
+ 2001:db8::5/128  100     -          rt3      20061/19  \r
+                          -          rt4      16071/19  \r
+ 2001:db8::8/128  90      -          rt3      20061/19  \r
+                          -          rt4      16071/19  \r
+\r
+test# test isis topology 10 root rt1 ti-lfa system-id rt4\r
+P-space (self):\r
+ rt2\r
+ rt3\r
+ rt5\r
+ rt6\r
+ rt8\r
+\r
+P-space (rt2):\r
+ rt2\r
+ rt5\r
+ rt8\r
+\r
+P-space (rt3):\r
+ rt3\r
+ rt6\r
+\r
+Q-space:\r
+ rt4\r
+ rt7\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+10.0.255.1/32        IP internal  0                                     rt1(4)\r
+rt2                  TE-IS        10     rt2                  -         rt1(4)\r
+rt3                  TE-IS        20     rt3                  -         rt1(4)\r
+rt5                  TE-IS        20     rt2                  -         rt2(4)\r
+10.0.255.2/32        IP TE        20     rt2                  -         rt2(4)\r
+rt6                  TE-IS        30     rt3                  -         rt3(4)\r
+rt8                  TE-IS        30     rt2                  -         rt5(4)\r
+10.0.255.3/32        IP TE        30     rt3                  -         rt3(4)\r
+10.0.255.5/32        IP TE        30     rt2                  -         rt5(4)\r
+10.0.255.6/32        IP TE        40     rt3                  -         rt6(4)\r
+10.0.255.8/32        IP TE        40     rt2                  -         rt8(4)\r
+rt7                  TE-IS        80     rt2                  -         rt8(4)\r
+rt4                  TE-IS        90     rt2                  -         rt7(4)\r
+10.0.255.7/32        IP TE        90     rt2                  -         rt7(4)\r
+10.0.255.4/32        IP TE        100    rt2                  -         rt4(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.4/32  100     -          rt2      16080/20  \r
+ 10.0.255.7/32  90      -          rt2      16080/20  \r
+\r
+P-space (self):\r
+ rt2\r
+ rt3\r
+ rt5\r
+ rt6\r
+ rt8\r
+\r
+P-space (rt2):\r
+ rt2\r
+ rt5\r
+ rt8\r
+\r
+P-space (rt3):\r
+ rt3\r
+ rt6\r
+\r
+Q-space:\r
+ rt4\r
+ rt7\r
+\r
+IS-IS paths to level-1 routers that speak IPv6\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+2001:db8::1/128      IP6 internal 0                                     rt1(4)\r
+rt2                  TE-IS        10     rt2                  -         rt1(4)\r
+rt3                  TE-IS        20     rt3                  -         rt1(4)\r
+rt5                  TE-IS        20     rt2                  -         rt2(4)\r
+2001:db8::2/128      IP6 internal 20     rt2                  -         rt2(4)\r
+rt6                  TE-IS        30     rt3                  -         rt3(4)\r
+rt8                  TE-IS        30     rt2                  -         rt5(4)\r
+2001:db8::3/128      IP6 internal 30     rt3                  -         rt3(4)\r
+2001:db8::5/128      IP6 internal 30     rt2                  -         rt5(4)\r
+2001:db8::6/128      IP6 internal 40     rt3                  -         rt6(4)\r
+2001:db8::8/128      IP6 internal 40     rt2                  -         rt8(4)\r
+rt7                  TE-IS        80     rt2                  -         rt8(4)\r
+rt4                  TE-IS        90     rt2                  -         rt7(4)\r
+2001:db8::7/128      IP6 internal 90     rt2                  -         rt7(4)\r
+2001:db8::4/128      IP6 internal 100    rt2                  -         rt4(4)\r
+\r
+IS-IS L1 IPv6 routing table:\r
+\r
+ Prefix           Metric  Interface  Nexthop  Label(s)  \r
+ -------------------------------------------------------\r
+ 2001:db8::4/128  100     -          rt2      16081/21  \r
+ 2001:db8::7/128  90      -          rt2      16081/21  \r
+\r
+test# test isis topology 11 root rt2 ti-lfa system-id rt4\r
+P-space (self):\r
+\r
+P-space (rt1):\r
+ rt1\r
+ rt3\r
+ rt5\r
+\r
+P-space (rt3):\r
+ rt1\r
+ rt3\r
+ rt5\r
+ rt6\r
+\r
+Q-space:\r
+ rt1\r
+ rt3\r
+ rt4\r
+ rt5\r
+ rt6\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt2                                                                   \r
+10.0.255.2/32        IP internal  0                                     rt2(4)\r
+rt1                  TE-IS        50     rt1                  -         rt2(4)\r
+rt3                  TE-IS        50     rt3                  -         rt2(4)\r
+rt2                                                                   \r
+rt5                  TE-IS        60     rt3                  -         rt3(4)\r
+10.0.255.1/32        IP TE        60     rt1                  -         rt1(4)\r
+10.0.255.3/32        IP TE        60     rt3                  -         rt3(4)\r
+rt4                  TE-IS        70     rt3                  -         rt5(4)\r
+rt6                  TE-IS        70     rt3                  -         rt5(4)\r
+10.0.255.5/32        IP TE        70     rt3                  -         rt5(4)\r
+10.0.255.4/32        IP TE        80     rt3                  -         rt4(4)\r
+10.0.255.6/32        IP TE        80     rt3                  -         rt6(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.1/32  60      -          rt1      -         \r
+ 10.0.255.3/32  60      -          rt3      -         \r
+ 10.0.255.4/32  80      -          rt3      16050     \r
+ 10.0.255.5/32  70      -          rt3      -         \r
+ 10.0.255.6/32  80      -          rt3      -         \r
+\r
+P-space (self):\r
+\r
+P-space (rt1):\r
+ rt1\r
+ rt3\r
+ rt5\r
+\r
+P-space (rt3):\r
+ rt1\r
+ rt3\r
+ rt5\r
+ rt6\r
+\r
+Q-space:\r
+ rt1\r
+ rt3\r
+ rt4\r
+ rt5\r
+ rt6\r
+\r
+IS-IS paths to level-1 routers that speak IPv6\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt2                                                                   \r
+2001:db8::2/128      IP6 internal 0                                     rt2(4)\r
+rt1                  TE-IS        50     rt1                  -         rt2(4)\r
+rt3                  TE-IS        50     rt3                  -         rt2(4)\r
+rt2                                                                   \r
+rt5                  TE-IS        60     rt3                  -         rt3(4)\r
+2001:db8::1/128      IP6 internal 60     rt1                  -         rt1(4)\r
+2001:db8::3/128      IP6 internal 60     rt3                  -         rt3(4)\r
+rt4                  TE-IS        70     rt3                  -         rt5(4)\r
+rt6                  TE-IS        70     rt3                  -         rt5(4)\r
+2001:db8::5/128      IP6 internal 70     rt3                  -         rt5(4)\r
+2001:db8::4/128      IP6 internal 80     rt3                  -         rt4(4)\r
+2001:db8::6/128      IP6 internal 80     rt3                  -         rt6(4)\r
+\r
+IS-IS L1 IPv6 routing table:\r
+\r
+ Prefix           Metric  Interface  Nexthop  Label(s)  \r
+ -------------------------------------------------------\r
+ 2001:db8::1/128  60      -          rt1      -         \r
+ 2001:db8::3/128  60      -          rt3      -         \r
+ 2001:db8::4/128  80      -          rt3      16051     \r
+ 2001:db8::5/128  70      -          rt3      -         \r
+ 2001:db8::6/128  80      -          rt3      -         \r
+\r
+test# test isis topology 12 root rt1 ti-lfa system-id rt3 ipv4-only\r
+P-space (self):\r
+ rt2\r
+ rt4\r
+ rt6\r
+ rt8\r
+ rt10\r
+\r
+P-space (rt2):\r
+ rt2\r
+ rt4\r
+ rt6\r
+ rt8\r
+ rt10\r
+\r
+Q-space:\r
+ rt3\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+10.0.255.1/32        IP internal  0                                     rt1(4)\r
+rt2                  TE-IS        10     rt2                  -         rt1(4)\r
+rt4                  TE-IS        20     rt2                  -         rt2(4)\r
+10.0.255.2/32        IP TE        20     rt2                  -         rt2(4)\r
+rt6                  TE-IS        30     rt2                  -         rt4(4)\r
+10.0.255.4/32        IP TE        30     rt2                  -         rt4(4)\r
+rt8                  TE-IS        40     rt2                  -         rt6(4)\r
+10.0.255.6/32        IP TE        40     rt2                  -         rt6(4)\r
+rt10                 TE-IS        50     rt2                  -         rt8(4)\r
+10.0.255.8/32        IP TE        50     rt2                  -         rt8(4)\r
+10.0.255.10/32       IP TE        60     rt2                  -         rt10(4)\r
+rt7                  TE-IS        140    rt2                  -         rt8(4)\r
+rt9                  TE-IS        150    rt2                  -         rt7(4)\r
+10.0.255.7/32        IP TE        150    rt2                  -         rt7(4)\r
+10.0.255.9/32        IP TE        160    rt2                  -         rt9(4)\r
+rt5                  TE-IS        340    rt2                  -         rt7(4)\r
+10.0.255.5/32        IP TE        350    rt2                  -         rt5(4)\r
+rt3                  TE-IS        740    rt2                  -         rt5(4)\r
+10.0.255.3/32        IP TE        750    rt2                  -         rt3(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)        \r
+ -----------------------------------------------------------\r
+ 10.0.255.3/32  750     -          rt2      16080/17/16/16  \r
+ 10.0.255.5/32  350     -          rt2      16080/17/16     \r
+ 10.0.255.7/32  150     -          rt2      16080/17        \r
+ 10.0.255.9/32  160     -          rt2      16080/17/18     \r
+\r
+test# test isis topology 13 root rt1 ti-lfa system-id rt3 ipv4-only\r
+P-space (self):\r
+ rt2\r
+\r
+P-space (rt2):\r
+ rt2\r
+ rt4\r
+\r
+Q-space:\r
+ rt3\r
+ rt4\r
+ rt5\r
+ rt6\r
+ rt7\r
+\r
+IS-IS paths to level-1 routers that speak IP\r
+Vertex               Type         Metric Next-Hop             Interface Parent\r
+rt1                                                                   \r
+10.0.255.1/32        IP internal  0                                     rt1(4)\r
+rt2                  TE-IS        10     rt2                  -         rt1(4)\r
+rt4                  TE-IS        20     rt2                  -         rt2(4)\r
+10.0.255.2/32        IP TE        20     rt2                  -         rt2(4)\r
+rt3                  TE-IS        30     rt2                  -         rt4(4)\r
+10.0.255.4/32        IP TE        30     rt2                  -         rt4(4)\r
+rt5                  TE-IS        40     rt2                  -         rt3(4)\r
+rt6                  TE-IS        40     rt2                  -         rt3(4)\r
+10.0.255.3/32        IP TE        40     rt2                  -         rt3(4)\r
+rt7                  TE-IS        50     rt2                  -         rt5(4)\r
+                                                                        rt6(4)\r
+10.0.255.5/32        IP TE        50     rt2                  -         rt5(4)\r
+10.0.255.6/32        IP TE        50     rt2                  -         rt6(4)\r
+10.0.255.7/32        IP TE        60     rt2                  -         rt7(4)\r
+\r
+IS-IS L1 IPv4 routing table:\r
+\r
+ Prefix         Metric  Interface  Nexthop  Label(s)  \r
+ -----------------------------------------------------\r
+ 10.0.255.3/32  40      -          rt2      16040     \r
+ 10.0.255.5/32  50      -          rt2      16040     \r
+ 10.0.255.6/32  50      -          rt2      16040     \r
+ 10.0.255.7/32  60      -          rt2      16040     \r
+\r
 test# 
 end.