Command Reference Guide

770 | IPv6 Border Gateway Protocol (IPv6 BGP)
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After specifying autonomous systems numbers for the BGP confederation, recycle the peers
to update their configuration.
Related
Commands
bgp dampening
c e
Enable BGP route dampening and configure the dampening parameters.
Syntax
bgp dampening [half-life reuse suppress max-suppress-time] [route-map map-name]
To disable route dampening, use the
no bgp dampening [half-life reuse suppress
max-suppress-time] [route-map map-name] command.
Parameters
Defaults
Disabled.
Command Modes
ROUTER BGPV6-ADDRESS FAMILY
Command
History
bgp confederation
identifier
Configure a confederation ID.
half-life
(OPTIONAL) Enter the number of minutes after which the Penalty
is decreased. After the router assigns a Penalty of 1024 to a route,
the Penalty is decreased by half after the half-life period expires.
Range: 1 to 45.
Default: 15 minutes
reuse
(OPTIONAL) Enter a number as the reuse value, which is compared
to the flapping route’s Penalty value. If the Penalty value is less than
the reuse value, the flapping route is once again advertised (or no
longer suppressed).
Range: 1 to 20000.
Default: 750
suppress
(OPTIONAL) Enter a number as the suppress value, which is
compared to the flapping route’s Penalty value. If the Penalty value
is greater than the suppress value, the flapping route is no longer
advertised (that is, it is suppressed).
Range: 1 to 20000.
Default: 2000
max-suppress-time (OPTIONAL) Enter the maximum number of minutes a route can be
suppressed. The default is four times the half-life value.
Range: 1 to 255.
Default: 60 minutes.
route-map map-name (OPTIONAL) Enter the keyword route-map followed by the name
of a configured route map.
Only match commands in the configured route map are supported.
Version 8.4.2.1 Introduced on C-Series and S4810
Version 8.2.1.0 Introduced on E-Series ExaScale
Version 7.4.1.0 Introduced on E-Series TeraScale