Cisco ASR 9000 Series Configuration Manuallines page 287

Implementing Multipoint Layer 2 Services
DETAILED STEPS
Step 1
configure
Example:
RP/0/RSP0/CPU0:router# configure
Enters the Global Configuration mode.
Step 2
l2vpn
Example:
RP/0/RSP0/CPU0:router(config)# l2vpn
RP/0/RSP0/CPU0:router(config-l2vpn)#
Enters L2VPN configuration mode.
Step 3
bridge group bridge-group-name
Example:
RP/0/RSP0/CPU0:router(config-l2vpn)# bridge group csco
RP/0/RSP0/CPU0:router(config-l2vpn-bg)#
Creates a bridge group so that it can contain bridge domains and then assigns network interfaces to the bridge domain.
Step 4 bridge-domain bridge-domain-name
Example:
RP/0/RSP0/CPU0:router(config-l2vpn-bg)# bridge-domain abc
RP/0/RSP0/CPU0:router(config-l2vpn-bg-bd)#
Establishes a bridge domain and enters l2vpn bridge group bridge domain configuration mode.
Step 5 mac
Example:
RP/0/RSP0/CPU0:router(config-l2vpn-bg-bd)# mac
RP/0/RSP0/CPU0:router(config-l2vpn-bg-bd-mac)#
Enters l2vpn bridge group bridge domain MAC configuration mode.
Step 6
port-down flush disable
Example:
RP/0/RSP0/CPU0:router(config-l2vpn-bg-bd-mac)#
port-down flush disable
Disables MAC flush when the bridge port becomes nonfunctional.
Step 7 Use the commit or end command.
commit - Saves the configuration changes and remains within the configuration session.
end - Prompts user to take one of these actions:
L2VPN and Ethernet Services Configuration Guide for Cisco ASR 9000 Series Routers, IOS XR Release 6.3.x
Disabling MAC Flush at the Bridge Port Level
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