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| author | Christian Breunig <christian@breunig.cc> | 2024-02-07 21:13:09 +0100 | 
|---|---|---|
| committer | Christian Breunig <christian@breunig.cc> | 2024-02-07 21:13:09 +0100 | 
| commit | 64d4513bc06a4ba610221442ba7e590470beb86d (patch) | |
| tree | 70c1dbecd9a11219744e64f836803b8ee3f020b3 /docs/configuration | |
| parent | c30ebf59bdb11570ed97993a6ef2672c28a2d5ce (diff) | |
| download | vyos-documentation-64d4513bc06a4ba610221442ba7e590470beb86d.tar.gz vyos-documentation-64d4513bc06a4ba610221442ba7e590470beb86d.zip | |
bgp: T6024: add additional missing FRR features
Diffstat (limited to 'docs/configuration')
| -rw-r--r-- | docs/configuration/protocols/bgp.rst | 50 | 
1 files changed, 36 insertions, 14 deletions
| diff --git a/docs/configuration/protocols/bgp.rst b/docs/configuration/protocols/bgp.rst index 8fc69111..3c983aae 100644 --- a/docs/configuration/protocols/bgp.rst +++ b/docs/configuration/protocols/bgp.rst @@ -209,35 +209,35 @@ Defining Peers  .. cfgcmd:: set protocols bgp neighbor <address|interface> local-role     <role> [strict] -   BGP roles are defined in RFC :rfc:`9234` and provide an easy way to  -   add route leak prevention, detection and mitigation. The local Role  -   value is negotiated with the new BGP Role capability which has a  -   built-in check of the corresponding value. In case of a mismatch the  +   BGP roles are defined in RFC :rfc:`9234` and provide an easy way to +   add route leak prevention, detection and mitigation. The local Role +   value is negotiated with the new BGP Role capability which has a +   built-in check of the corresponding value. In case of a mismatch the     new OPEN Roles Mismatch Notification <2, 11> would be sent.     The correct Role pairs are: -    +     Provider - Customer     Peer - Peer     RS-Server - RS-Client -   If :cfgcmd:`strict` is set the BGP session won’t become established  -   until the BGP neighbor sets local Role on its side. This  +   If :cfgcmd:`strict` is set the BGP session won’t become established +   until the BGP neighbor sets local Role on its side. This     configuration parameter is defined in RFC :rfc:`9234` and is used to     enforce the corresponding configuration at your counter-parts side. -    -   Routes that are sent from provider, rs-server, or the peer local-role  -   (or if received by customer, rs-client, or the peer local-role) will  + +   Routes that are sent from provider, rs-server, or the peer local-role +   (or if received by customer, rs-client, or the peer local-role) will     be marked with a new Only to Customer (OTC) attribute. -    +     Routes with this attribute can only be sent to your neighbor if your     local-role is provider or rs-server. Routes with this attribute can -   be received only if your local-role is customer or rs-client.  -    +   be received only if your local-role is customer or rs-client. +     In case of peer-peer relationship routes can be received only if OTC     value is equal to your neighbor AS number. -    +     All these rules with OTC will help to detect and mitigate route leaks     and happen automatically if local-role is set. @@ -584,6 +584,12 @@ General Configuration  Common parameters  ^^^^^^^^^^^^^^^^^ +.. cfgcmd:: set protocols bgp parameters allow-martian-nexthop + +   When a peer receives a martian nexthop as part of the NLRI for a route +   permit the nexthop to be used as such, instead of rejecting and resetting +   the connection. +  .. cfgcmd:: set protocols bgp parameters router-id <id>     This command specifies the router-ID. If router ID is not specified it will @@ -598,6 +604,12 @@ Common parameters     Path (both AS number and AS path length), Origin code, MED, IGP     metric. Also, the next hop address for each path must be different. +.. cfgcmd:: set protocols bgp parameters no-hard-administrative-reset + +   Do not send Hard Reset CEASE Notification for "Administrative Reset" +   events. When set and Graceful Restart Notification capability is exchanged +   between the peers, Graceful Restart procedures apply, and routes will be retained. +  .. cfgcmd:: set protocols bgp parameters log-neighbor-changes     This command enable logging neighbor up/down changes and reset reason. @@ -643,6 +655,16 @@ Common parameters     compatibility with older versions of VyOS. With this option one can     enable :rfc:`8212` functionality to operate. +.. cfgcmd:: set protocols bgp parameters labeled-unicast <explicit-null | +   ipv4-explicit-null | ipv6-explicit-null> + +   By default, locally advertised prefixes use the implicit-null label to +   encode in the outgoing NLRI. + +   The following command uses the explicit-null label value for all the +   BGP instances. + +  Administrative Distance  ^^^^^^^^^^^^^^^^^^^^^^^ | 
