Tuning and Optimizing IPv6 BGP Networks 477
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■ 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
Follow these steps to enable route refresh:
Perform manual soft-reset
Follow these steps to perform manual soft reset:
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-interval
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 -
Save all routes from a
peer/peer group, not letting
them go through the inbound
policy
peer { ipv6-group-name | ipv6-address }
keep-all-routes
Optional
Not saved by
default.
Return to user view return Required
Soft-reset BGP connections
manually
refresh bgp ipv6 { all | ipv6-address |
group ipv6-group-name | external |
internal } { export | import }
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