Reference Guide

Command Mode ROUTER-BGP
Usage Information To enable load-balancing across dierent EBGP peers, congure the mutlipath-relax option. If you congure
both ignore or multipath-relax options at the same time, a system-generated error message appears. The
no version of this command disables conguration.
Example
OS10(conf-router-bgp-10)# bestpath as-path multipath-relax
Supported Releases 10.3.0E or later
bestpath med
Changes the best path MED attributes during MED comparison for path selection.
Syntax
bestpath med {confed | missing-as-worst}
Parameters
• confed — Compare MED among BGP confederation paths.
• missing-as-worst — Treat missing MED as the least preferred path.
Default Disabled
Command Mode ROUTER-BGP
Usage Information Before you apply this command, use the always-compare-med command. The no version of this command
resets the MED comparison inuence.
Example
OS10(conf-router-bgp-2)# bestpath med confed
Supported Releases 10.3.0E or later
bestpath router-id
Ignores comparing router-id information for external paths during the best path selection.
Syntax
bestpath router-id {ignore}
Parameters ignore — Enter to ignore AS path for best-path computation.
Default Enabled
Command Mode ROUTER-BGP
Usage Information Select the path that you received rst if you do not receive the same the router ID for multiple paths. Ignore the
path information if you received the same router ID for multiple paths. The no version of this command resets the
value to the default.
Example
OS10(conf-router-bgp-2)# bestpath router-id ignore
Supported Releases 10.3.0E or later
clear ip bgp
Resets BGP IPv4 or IPv6 neighbor sessions.
Syntax
clear ip bgp {ipv4–address | ipv6–address | * }
252 Layer 3