bgp fast-external-fallover
Enable the fast external fallover feature, which immediately resets the BGP session if a link to a directly connected external peer fails.
Syntax
bgp fast-external-fallover
To disable fast external fallover, use the
no bgp fast-external-fallover
command.
Defaults
Enabled
Command Modes
ROUTER BGP
Command History
This guide is platform-specific. For command information about other platforms, see the relevant
Dell Networking
OS Command Line Reference Guide
.
Version
Description
9.10(0.0)
Introduced on the S6100-ON.
9.8(1.0)
Introduced on the Z9100–ON.
9.8(0.0P5)
Introduced on the S4048-ON.
9.8(0.0P2)
Introduced on the S3048-ON.
9.7(0.0)
Introduced on the S6000–ON.
9.2(1.0)
Introduced on the Z9500.
9.0.2.0
Introduced on the S6000.
8.3.19.0
Introduced on the S4820T.
8.3.11.1
Introduced on the Z9000.
8.3.7.0
Introduced on the S4810.
7.8.1.0
Introduced on the S-Series.
7.7.1.0
Introduced on the C-Series.
Usage Information
The
bgp fast-external-fallover
command appears in the
show config
command output.
The fast external fallover configuration is applied only after you manually reset all the existing BGP sessions. As a
result, after you execute this command, you must also manually execute the
clear ip bgp
command in order
for the configuration to take effect.
bgp four-octet-as-support
Enable 4-byte support for the BGP process.
Syntax
bgp four-octet-as-support
To disable fast external failover, use the
no bgp four-octet-as-support
command.
Border Gateway Protocol
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