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authorDonald Sharp <sharpd@cumulusnetworks.com>2019-10-03 09:26:46 -0400
committerDonald Sharp <sharpd@cumulusnetworks.com>2019-10-03 09:28:23 -0400
commit7cdc9530ef0b79ee1b9c653d03e6a93bd90526be (patch)
tree5b969533505648e3835c26f7732dd7d5ca97dcd2
parent6d7b7e42570d81eb22fb05918ea4066321df005b (diff)
doc: Add some additional warnings around Turning off bgp capabilities
FRR supports the ability to turn off the negotation of bgp capabilities. Provide a few bread crumbs to the operator that it might not be as useful as they would hope. Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
-rw-r--r--doc/user/bgp.rst12
1 files changed, 7 insertions, 5 deletions
diff --git a/doc/user/bgp.rst b/doc/user/bgp.rst
index 8edd19026d..402085872e 100644
--- a/doc/user/bgp.rst
+++ b/doc/user/bgp.rst
@@ -1140,11 +1140,8 @@ Capability Negotiation
Negotiation. Please use *dont-capability-negotiate* command to disable the
feature.
-.. index:: neighbor PEER dont-capability-negotiate
-.. clicmd:: neighbor PEER dont-capability-negotiate
-
-.. index:: no neighbor PEER dont-capability-negotiate
-.. clicmd:: no neighbor PEER dont-capability-negotiate
+.. index:: [no] neighbor PEER dont-capability-negotiate
+.. clicmd:: [no] neighbor PEER dont-capability-negotiate
Suppress sending Capability Negotiation as OPEN message optional parameter
to the peer. This command only affects the peer is configured other than
@@ -1159,6 +1156,11 @@ Capability Negotiation
configured by *override-capability*, *bgpd* ignores received capabilities
then override negotiated capabilities with configured values.
+ Additionally the operator should be reminded that this feature fundamentally
+ disables the ability to use widely deployed BGP features. BGP unnumbered,
+ hostname support, AS4, Addpath, Route Refresh, ORF, Dynamic Capabilities,
+ and graceful restart.
+
.. index:: neighbor PEER override-capability
.. clicmd:: neighbor PEER override-capability