neighbor subnetEnable passive peering so that the members of the peer group are dynamic.C-Series, E-Series, S-Series, Z-SeriesSyntax neighbor peer-group-name subnet subnet-number maskTo remove passive peering, use the no neighbor peer-group-name subnetsubnet-number mask command.Parameterssubnet-number Enter a subnet number in dotted decimal format (A.B.C.D.) as theallowable range of addresses included in the Peer group.To allow all addresses, enter 0.0.0.0/0.mask Enter a prefix mask in / prefix-length format (/x).Defaults Not configured.Command Modes ROUTER BGPCommand History Version 8.3.11.1 Introduced on the Z9000.Version 7.8.1.0 Introduced on the S-Series.Version 7.7.1.0 Introduced on the C-Series.neighbor timersSet keepalive and hold time timers for a BGP neighbor or a peer group.C-Series, E-Series, S-Series, Z-Series, S4810Syntax neighbor {ip-address | peer-group-name} timers keepaliveholdtimeTo return to the default values, use the no neighbor {ip-address | peer-group-name} timers command.Parametersip-address Enter the IP address of the peer router in dotted decimal format.peer-group-name Enter the name of the peer group to set the timers for all routerswithin the peer group.keepalive Enter a number for the time interval, in seconds, between keepalivemessages sent to the neighbor routers. The range is 1 to 65535. Thedefault is 60 seconds.holdtime Enter a number for the time interval, in seconds, between the lastkeepalive message and declaring the router dead. The range is 3 to65535. The default is 180 seconds.378