3Com Switch 8800 Advanced Software V5 Configuration Guide

Tuning and Optimizing IPv6 BGP Networks 479
Prerequisites Before configuring IPv6 BGP timers, you have:
■ Enabled IPv6 function
■ Configured IPv6 BGP basic functions
Configuring IPv6 BGP
Timers
To do so, use the following commands:
n
■ Timers configured using the timer command have lower priority than timers
configured using the peer timer command.
■ The holdtime interval must be at least three times the keepalive interval.
Configuring IPv6 BGP
Soft Reset
Enable route refresh
To enable route refresh, use the following commands:
Perform manual soft-reset
To perform manual soft reset, use the following commands:
To do... Use the command... Remarks
Enter system view system-view -
Enter BGP view bgp as-number Required
Enter IPv6 address family view ipv6-family -
Configure IPv6 BGP
timers
Specify keepalive
interval and holdtime
timer keepalive
keepalive hold
holdtime
Optional
The keepalive interval
defaults to 60
seconds, holdtime
defaults to 180
seconds.
Configure keepalive
interval and holdtime
for a peer/peer group
peer {
ipv6-group-name |
ipv6-address } timer
keepalive keepalive
hold holdtime
Configure the interval for sending the same
update to a peer/peer group
peer {
ipv6-group-name |
ipv6-address }
route-update-interv
al seconds
Optional
The interval for
sending the same
update to an IBGP
peer or an EBGP peer
defaults to 15
seconds or 30
seconds
To do... Use the command... Remarks
Enter system view system-view -
Enter BGP view bgp as-number Required
Enter IPv6 address family view ipv6-family -
Enable route refresh peer { ipv6-group-name |
ipv6-address }
capability-advertise
route-refresh
Optional
Enabled by default
To do... Use the command... Remarks
Enter system view system-view -
Enter BGP view bgp as-number Required
Enter IPv6 address family view ipv6-family -