timers bgp — router, BGP
keepalive holdtimeno timers bgp
keepalive, 60 seconds;
holdtime, 180 seconds
This command allows you to configure the keepalive and holdtime timers for BGP.
keepalive specifies the interval in seconds between the keepalive message that a router sends to its peer routers.
holdtime is the time in seconds after which a peer is considered unreachable because a keepalive message wasn’t received.