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Merge pull request #4292 from qlyoung/doc-bgp-maximum-prefix

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doc: add doc for bgp maximum-prefix knob
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Jafar Al-Gharaibeh 2019-05-09 17:00:16 -05:00 committed by GitHub
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@ -942,14 +942,18 @@ Configuring Peers
.. index:: [no] neighbor PEER maximum-prefix NUMBER .. index:: [no] neighbor PEER maximum-prefix NUMBER
.. clicmd:: [no] neighbor PEER maximum-prefix NUMBER .. clicmd:: [no] neighbor PEER maximum-prefix NUMBER
.. index:: [no] neighbor PEER local-as AS-NUMBER no-prepend Sets a maximum number of prefixes we can receive from a given peer. If this
.. clicmd:: [no] neighbor PEER local-as AS-NUMBER no-prepend number is exceeded, the BGP session will be destroyed.
.. index:: [no] neighbor PEER local-as AS-NUMBER no-prepend replace-as In practice, it is generally preferable to use a prefix-list to limit what
.. clicmd:: [no] neighbor PEER local-as AS-NUMBER no-prepend replace-as prefixes are received from the peer instead of using this knob. Tearing down
the BGP session when a limit is exceeded is far more destructive than merely
rejecting undesired prefixes. The prefix-list method is also much more
granular and offers much smarter matching criterion than number of received
prefixes, making it more suited to implementing policy.
.. index:: [no] neighbor PEER local-as AS-NUMBER .. index:: [no] neighbor PEER local-as AS-NUMBER [no-prepend] [replace-as]
.. clicmd:: [no] neighbor PEER local-as AS-NUMBER .. clicmd:: [no] neighbor PEER local-as AS-NUMBER [no-prepend] [replace-as]
Specify an alternate AS for this BGP process when interacting with the Specify an alternate AS for this BGP process when interacting with the
specified peer. With no modifiers, the specified local-as is prepended to specified peer. With no modifiers, the specified local-as is prepended to