H3C S9500 Series Operation Manual page 118

Operation Manual – BGP
H3C S9500 Series Routing Switches
Enable a peer/peer group
Disable a peer/peer group
By default, only BGP peer groups of IPv4 unicast address family are enabled. Other
peer types or peer group types are disabled, consequently exchanging no routing
information.
When exchanging routing information between BGP speakers, the peer group must be
enabled first and then the peer should be added to the enabled peer group.
V. Configuring the graceful-restart ability of a peer or peer group
Follow these steps to enable/disable the Graceful-restart ability of a peer or peer group:
Enable the Graceful-restart ability of a
peer or peer group
Disable the Graceful-restart ability of a
peer or peer group
VI. Configuring GR restart-time of a peer or peer group
Follow these steps to configure/restore GR restart-time of a peer or peer group:
Configure GR restart-time of a peer or
peer group
Restore the default GR restart-time of a
peer or peer group
You can configure the restart-time even when the graceful-restart ability is not
configured. The default restart-time is 180 seconds.
VII. Configuring description of a peer (group)
Description of a peer (group) can be configured to facilitate network maintenance.
Follow these steps to configure/delete the description of a peer (group):
To do...
peer { group-name | peer-address } enable
undo peer { group-name | peer-address } enable
To do...
To do...
Use the command...
Use the command...
peer { peer-address | group-name }
graceful-restart
undo peer { peer-address |
group-name } graceful-restart
Use the command...
peer group-name restart-timer
time-value
undo peer group-name restart-timer
1-8
Chapter 1 BGP Configuration