Dampening (Mbgp Family View); Default Local-Preference (Mbgp Family View) - 3Com S7906E Command Reference Manual

[Sysname-bgp-af-mul]compare-different-as-med

dampening (MBGP family view)

Syntax
dampening [ half-life-reachable half-life-unreachable reuse suppress ceiling | route-policy
route-policy-name ] *
undo dampening
View
IPv4 MBGP address family view
Default Level
2: System level
Parameters
half-life-reachable: Specifies a half-life for active routes from 1 to 45 minutes. By default, the value is 15
minutes.
half-life-unreachable: Specifies a half-life for suppressed routes from 1 to 45 minutes. By default, the
value is 15 minutes.
reuse: Specifies a reuse threshold value for suppressed routes from 1 to 20000. A suppressed route
whose penalty value decreases under the value is reused. By default, the reuse value is 750.
suppress: Specifies a suppression threshold from 1 to 20000. The route with a penalty value higher than
the threshold is suppressed. The default value is 2000.
ceiling: Specifies a ceiling penalty value from 1001 to 20000. The value must be greater than the
suppress value. By default, the value is 16000.
route-policy-name: Route policy name, a string of 1 to 19 characters.
Description
Use the dampening command to configure IPv4 MBGP route dampening.
Use the undo dampening command to disable route dampening.
By default, no IPv4 MBGP route dampening is configured.
The command dampens only EBGP routes rather than IBGP routes.
Examples
# In IPv4 MBGP address family view, configure IPv4 MBGP route dampening.
<Sysname> system-view
[Sysname]bgp 100
[Sysname-bgp]ipv4-family multicast
[Sysname-bgp-af-mul]dampening 15 15 1000 2000 10000

default local-preference (MBGP family view)

Syntax
default local-preference value
1-6