F3215-HP Load Balancing Module Network Management Configuration Guide-6PW101
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• Manual soft-reset—Use the refresh bgp command to enable BGP to send local routing information
or advertise a route-refresh message to the specified peer so the peer resends its routing information.
After receiving the routing information, the router filters the routing information by using the new
policy.
This method requires that both the local router and the peer support route refresh.
1. Enabling route-refresh
To enable BGP route refresh for a peer or peer group:
Ste
p
Command
Remarks
1. Enter system view. system-view N/A
2. Enter BGP view.
bgp as-number N/A
3. Enable BGP route refresh for a
peer or peer group.
peer { group-name | ip-address }
capability-advertise route-refresh
Optional.
Enabled by default.
2. Saving updates
To save all route updates from a peer or peer group:
Ste
p
Command
Remarks
1. Enter system view. system-view N/A
2. Enter BGP view.
bgp as-number N/A
3. Save all route updates from a
peer or peer group.
peer { group-name | ip-address }
keep-all-routes
Not saved by default.
3. Configuring manual soft-reset
If the BGP peer does not support route refresh and the peer keep-all-routes command is not configured
on the local router, determine whether to manually disconnect the session with the peer according to the
impact of the new policy.
To configure manual soft-reset:
Ste
p
Command
Remarks
1. Enter system view.
system-view N/A
2. Enter BGP view. bgp as-number
N/A
3. Enable BGP route refresh for a
peer or peer group.
peer { group-name | ip-address }
capability-advertise route-refresh
By default, BGP route refresh is
enabled.
4. Return to user view.
return N/A
5. Perform manual soft-reset.
efresh bgp { all | ip-address |
group group-name | external |
internal } { export | import }
N/A
Configuring a large scale BGP network
In a large-scale BGP network, configuration and maintenance might become difficult due to large
numbers of BGP peers. To facilitate configuration, you can configure peer group, community, route