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| author | Donatas Abraitis <donatas@opensourcerouting.org> | 2023-08-29 11:40:02 +0200 |
|---|---|---|
| committer | Donatas Abraitis <donatas@opensourcerouting.org> | 2023-08-30 16:18:53 +0200 |
| commit | d64a4ec490d87d21d6b78b30f7b2a96ef8e0f4fa (patch) | |
| tree | f05a568ea3f34459abc90e363e97d01f72056eef /doc/user/bgp.rst | |
| parent | bgpd: Handle Graceful-Restart capability with dynamic capability (diff) | |
| download | frr-d64a4ec490d87d21d6b78b30f7b2a96ef8e0f4fa.tar.xz frr-d64a4ec490d87d21d6b78b30f7b2a96ef8e0f4fa.zip | |
doc: GR restart time, notifcation flag can be changed via BGP dynamic cap
Signed-off-by: Donatas Abraitis <donatas@opensourcerouting.org>
Diffstat (limited to 'doc/user/bgp.rst')
| -rw-r--r-- | doc/user/bgp.rst | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/doc/user/bgp.rst b/doc/user/bgp.rst index 651aa36d0..ba6c16056 100644 --- a/doc/user/bgp.rst +++ b/doc/user/bgp.rst @@ -840,7 +840,10 @@ The following functionality is provided by graceful restart: 1. The feature allows the restarting router to indicate to the helping peer the routes it can preserve in its forwarding plane during control plane restart by sending graceful restart capability in the OPEN message sent during - session establishment. + session establishment. Graceful restart notification flag and/or restart + time can also be changed during the dynamic BGP capabilities. If using + dynamic capabilities, no session reset is required, thus it's very useful + to increase restart time before doing a software upgrade or so. 2. The feature allows helping router to advertise to all other peers the routes received from the restarting router which are preserved in the forwarding plane of the restarting router during control plane restart. @@ -2160,8 +2163,8 @@ Using AS Path in Route Map Remove some AS numbers from the AS_PATH of the BGP path's NLRI. Removed AS numbers are conformant with the regex defined in as-path access-list WORD. The no form of this command removes this set operation from the route-map. - - + + .. _bgp-communities-attribute: Communities Attribute |