Bfd Disable - Dell C9000 Series Reference Manual

Networking command-line reference guide

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Usage Information All neighbors inherit the configured timer values except in the following cases:

You can only enable BFD for VRRP in INTERFACE command mode (vrrp bfd all-

show bfd neighbors

specified interface.

neighbor bfd disable

bfd disable

Disable BFD on an interface.

C9000 Series

Re-enable BFD using the no bfd disable command.

Introduced on the S4820T.

Introduced BFD for BGP on the S4810.

Introduced BFD for BGP on the E-Series ExaScale.

Introduced BFD for OSPF and ISIS on the E-Series ExaScale.

Introduced BFD for OSPF on the C-Series.

Introduced BFD for ISIS on the E-Series.

Introduced BFD for OSPF on the E-Series.

Timer values configured with the isis bfd all-neighbors or ip ospf bfd

all-neighbors commands in INTERFACE mode override timer values

configured with the bfd all-neighbors command. Likewise, using the no bfd

neighbor command does not disable BFD on an interface if you explicitly enable

BFD using the isis bfd all-neighbors command.

Neighbors that have been explicitly enabled or disabled for a BFD session with the

bfd neighbor or neighbor bfd disable commands in ROUTER BGP mode

do not inherit the global BFD enable/disable values configured with the bfd all-

neighbors command or configured for the peer group to which a neighbor

belongs. The neighbors inherit only the global timer values.

— displays BFD neighbor information on all interfaces or a

— explicitly disables a BFD session with a BGP neighbor or a BGP

Bidirectional Forwarding Detection (BFD)

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