Dell Force10 S55T FTOS Command Line Reference Guide for the S55 System FTOS 8. - Page 309

Parameters subnet-number mask Enter a subnet number in dotted decimal format (A.B.C.D.) as the allowable range of addresses included in the Peer group. To allow all addresses, enter 0.0.0.0/0. Enter a prefix mask in / prefix-length format (/x). Defaults Not configured. Command Modes ROUTER BGP Command History Version 7.8.1.0 Version 7.7.1.0 Introduced support on S-Series Introduced support on C-Series neighbor timers c e s Set keepalive and hold time timers for a BGP neighbor or a peer group. Syntax neighbor {ip-address | peer-group-name} timers keepalive holdtime To return to the default values, use the no neighbor {ip-address | peer-group-name} timers command. Parameters ip-address peer-group-name keepalive holdtime Enter the IP address of the peer router in dotted decimal format. Enter the name of the peer group to set the timers for all routers within the peer group. Enter a number for the time interval, in seconds, between keepalive messages sent to the neighbor routers. Range: 1 to 65535 Default: 60 seconds Enter a number for the time interval, in seconds, between the last keepalive message and declaring the router dead. Range: 3 to 65535 Default: 180 seconds Defaults keepalive = 60 seconds; holdtime = 180 seconds. Command Modes ROUTER BGP Usage Timer values configured with the neighbor timers command override the timer values configured with Information the any other command. When two neighbors, configured with different keepalive and holdtime values, negotiate for new values, the resulting values will be as follows: • the lower of the holdtime values is the new holdtime value, and • whichever is the lower value; one-third of the new holdtime value, or the configured keepalive value is the new keepalive value. Command History Version 8.3.5.0 Introduced on the S55. Border Gateway Protocol IPv4(BGPv4) | 309