Dell Force10 Z9000 FTOS Command Line Reference Guide for the Z9000 System FTOS - Page 322
neighbor bfd, E-Series ExaScale, Z-Series, S4810
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Command History Usage Information Version 9.0.0.0 Version 8.3.12.0 Version 8.2.1.0 Version 7.5.1.0 Introduced on Z9000. Introduced on S4810. Introduced on the E-Series ExaScale. Introduced on the E-Series. This command provides the flexibility to fine tune the timer values based on individual interface needs when ISIS BFD is configured in CONFIGURATION mode. Any timer values specified with this command override timers set using the bfd all-neighbors command. Using the no form of this command does not disable BFD if BFD is configured in CONFIGURATION mode. Use the keyword disable to disable BFD on a specific interface while BFD is configured in CONFIGURATION mode. neighbor bfd Explicitly enable a BFD session with a BGP neighbor or a BGP peer group. E-Series ExaScale, Z-Series, S4810 Syntax Parameters neighbor {ip-address | peer-group-name} bfd ip-address peer-group-name Enter the IP address of the BGP neighbor that you want to explicitly enable for BFD sessions in dotted decimal format (A.B.C.D). Enter the name of the peer group that you want to explicitly enable for BFD sessions. Defaults Command Modes Command History none ROUTER BGP Version 9.0.0.0 Version 8.3.8.0 Version 8.4.1.3 Introduced on the Z9000. Introduced on the S4810. Introduced on the E-Series ExaScale. Usage Information When you enable a BFD session with a specified BGP neighbor or peer group using the bfd neighbor command, the default BFD session parameters are used (interval: 100 milliseconds, min_rx: 100 milliseconds, multiplier: 3 packets, and role: active) if you have not specified parameters with the bfd neighbor command. When you explicitly enable a BGP neighbor for a BFD session with the bfd neighbor command: • The neighbor does not inherit the global BFD enable values configured with the bfd neighbor command or configured for the peer group to which the neighbor belongs. 322
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