From 084fa66d74b20b16f9e2d03f5ea7f6e4e307edae Mon Sep 17 00:00:00 2001 From: Rafael Zalamena Date: Wed, 2 Oct 2024 09:19:28 -0300 Subject: [PATCH] doc: document and explain PIM embedded RP Let user know about PIM embedded RP configuration commands. Signed-off-by: Rafael Zalamena --- doc/user/pimv6.rst | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/doc/user/pimv6.rst b/doc/user/pimv6.rst index e4e28d71ab..555c830615 100644 --- a/doc/user/pimv6.rst +++ b/doc/user/pimv6.rst @@ -103,6 +103,39 @@ PIMv6 Router interface will be selected.By default, the highest loopback address is selected, which can also be configured via ``loopback``. +.. clicmd:: embedded-rp + + Learn the RP via embedded RP address in multicast group. + + .. note:: + + The embedded RP address range is: FF70::/12 (with exception of FFF0::/12). + + Example: FF75:0130:2001:DB8:FFFF::100 + + - First byte is always 0xFF + - Second byte high nibble is always 7 (signifies RPT bits set) + - Second byte low nibble is address scope + - Third byte high nibble is zero (reserved) + - Third byte low nibble is the RP interface ID (RIID) + - Fourth byte is the RP prefix length (must be between 1 and 64) + - Fifth byte + RP prefix length is the RP address prefix + - Last four bytes are the group ID. + + The RP in the above multicast address sample is: + 2001:DB8:FFFF::1 + +.. clicmd:: embedded-rp group-list PREFIX_LIST_NAME + + Restrict the embedded RP prefix range using only the permitted groups + provided by the prefix-list. + + This is useful to restrict what RP addresses can be used. + +.. clicmd:: embedded-rp limit (1-4294967295) + + Restrict the maximum amount of embedded RPs to learn at same time. + .. clicmd:: spt-switchover infinity-and-beyond [prefix-list PLIST] On the last hop router if it is desired to not switch over to the SPT tree -- 2.39.5