Compare-Different-As-Med - HP 5920 Series Command Reference Manual

A router supports 4-byte AS number.
Examples
# Enable BGP, set the local AS number to 100, and enter BGP view.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp]

compare-different-as-med

Use compare-different-as-med to enable MED comparison for routes from peers in different ASs.
Use undo compare-different-as-med to disable the comparison.
Syntax
compare-different-as-med
undo compare-different-as-med
Default
The comparison is disabled.
Views
BGP IPv4 unicast address family view, BGP-VPN IPv4 unicast address family view, BGP IPv6 unicast
address family view
Predefined user roles
network-admin
Usage guidelines
If multiple routes to a destination exist, the route with the smallest MED is selected.
Do not use this command unless relevant ASs adopt the same IGP protocol and routing selection method.
Examples
# In BGP IPv4 unicast address family view, enable MED comparison for routes from peers in different
ASs.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] address-family ipv4 unicast
[Sysname-bgp-ipv4] compare-different-as-med
# In BGP-VPN IPv4 unicast address family view, enable MED comparison for routes from peers in
different ASs.
<Sysname> system-view
[Sysname] bgp 100
[Sysname-bgp] ip vpn-instance vpn1
[Sysname-bgp-vpn1] address-family ipv4 unicast
[Sysname-bgp-ipv4-vpn1] compare-different-as-med
# In BGP IPv6 unicast address family view, enable MED comparison for routes from peers in different
ASs.
<Sysname> system-view
[Sysname] bgp 100
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