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Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference
OL-27852-01
Chapter Unicast Routing Commands
dampening (BGP)
dampening (BGP)
To enable Border Gateway Protocol (BGP) route dampening or change various BGP route dampening
factors, use the
dampening
command. To disable the function or restore the default values, use the
no
form of this command.
dampening
[
half-life
|
route-map
name
]
no dampening
[
half-life
|
route-map
name
]
Syntax Description
Command Default
Disabled.
Command Modes
Address family configuration mode
Router configuration mode
Command History
Usage Guidelines
If this command is used with no arguments, it enables BGP route dampening.
This command requires the LAN Enterprise Services license.
Examples
This example shows how to set the half life to 30 minutes:
switch#
configure terminal
switch(config)#
router bgp 64496
switch(config-router)#
dampening 30
switch(config-router)#
half-life
(Optional) Time (in minutes) after which a penalty is decreased. Once the
route has been assigned a penalty, the penalty is decreased by half after the
half-life period (which is 15 minutes by default). The process of reducing
the penalty happens every 5 seconds. The range of the half-life period is 1
to 45 minutes. The default is 15 minutes.
route-map
name
(Optional) Name of the route map that controls where BGP route
dampening is enabled. The name argument can be any alphanumeric string
of up to 63 characters.
Release
Modification
5.0(3)A1(1)
This command was introduced.
