Dell C1048P Port Extender Networking Command-Line Reference Guide for the C900 - Page 617

Command History Version 9.9(0.0) 9.2(1.0) 8.2.1.0 7.4.1.0 Description Introduced on the C9010. Introduced on the Z9500. Introduced on the E-Series ExaScale. Introduced Usage Information Timer values configured with the neighbor timers command override the timer values configured with the timers bgp command. When two neighbors, configured with different keepalive and holdtime values, negotiate for new values, the resulting values are 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. neighbor update-source Enable the software to use Loopback interfaces for TCP connections for BGP sessions. C9000 Series Syntax neighbor {ipv6-address | peer-group-name} update-source loopback interface To use the closest interface, use the no neighbor {ipv6-address | peergroup-name} update-source loopback interface command. Parameters ipv6-address Enter the IPv6 address in the x:x:x:x::x format. NOTE: The :: notation specifies successive hexadecimal fields of zeros. peer-group-name Enter the name of the peer group to disable all routers within the peer group. loopback interface Enter the keyword loopback followed by a number of the loopback interface. The range is 0 to 16383. Defaults Not configured. Command Modes ROUTER BGP Border Gateway Protocol 617