H3C Technologies H3C S7500E Series Switches - Manual (Page 237)

6-34
To do… Use the command… Remarks
Enter system view system-view —
Enter BGP view bgp as-number —
Configure BGP to remove private AS
numbers from the AS_PATH attribute of
updates to a peer/peer group
peer { group-name |
ip-address } public-as-only
Optional
By default, BGP updates
carry private AS numbers.
Tuning and Optimizing BGP Networks
Prerequisites
BGP connections have been created.
Configuring BGP Keepalive Interval and Holdtime
After establishing a BGP connection, two routers send keepalive messages periodically to each other
to keep the connection. If a router receives no keepalive or update message from the peer within the
holdtime, it tears down the connection.
If two parties have the same timer assigned with different values, the smaller one is used by the two
parties.
Follow these steps to configure BGP keepalive interval and holdtime:
To do… Use the command… Remarks
Enter system view system-view —
Enter BGP view bgp as-number —
Configure the global keepalive interval
and holdtime
timer keepalive keepalive hold
holdtime
Configure the keepalive interval and
holdtime for a peer/peer group
peer { group-name | ip-address }
timer keepalive keepalive hold
holdtime
Optional
By default, the keepalive
interval is 60 seconds, and
holdtime is 180 seconds.