Cisco ASR 9000 Series

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)#
Assigns each network interface to a bridge group and enters L2VPN bridge group configuration mode.
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 dhcp ipv4 snoop { profile profile-name }
Example:
RP/0/RSP0/CPU0:router(config-l2vpn-bg-bd)# dhcp ipv4 snoop profile attach
Enables DHCP snooping on a bridge and attaches DHCP snooping profile to the bridge.
• Use the profile keyword to attach a DHCP profile. The profile-name argument is the profile name for DHCPv4
snooping.
Step 6 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:
• Yes - Saves configuration changes and exits the configuration session.
• No - Exits the configuration session without committing the configuration changes.
• Cancel - Remains in the configuration mode, without committing the configuration changes.
Configuring a Layer 2 Virtual Forwarding Instance
These topics describe how to configure a Layer 2 virtual forwarding instance (VFI):
Creating the Virtual Forwarding Instance
Perform this task to create a Layer 2 Virtual Forwarding Instance (VFI) on all provider edge devices under
the bridge domain.
L2VPN and Ethernet Services Configuration Guide for Cisco ASR 9000 Series Routers, IOS XR Release 6.3.x
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Implementing Multipoint Layer 2 Services
Configuring a Layer 2 Virtual Forwarding Instance