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cable l2-vpn-service atm-vc
cable l2-vpn-service atm-vc
To enable the use of Layer 2 tunnels for the Customer Premises Equipment (CPE) traffic that is behind
cable modems so that individual CPE traffic can be routed to a particular permanent virtual connection
(PVC) on an Asynchronous Transfer Mode (ATM) interface, use the cable l2-vpn-service atm-vc
command in global configuration mode. To disable the use of Layer 2 tunneling, use the no form of this
command.
Syntax Description
This command has no arguments or keywords.
Defaults
The use of Layer 2 tunneling for ATM PVC mapping is disabled.
Command Modes
Global configuration
Command History
Release
12.2(11)BC3
Usage Guidelines
This command enables the use of Layer 2 tunnels on all cable and ATM interfaces in the router—which
in turn allows you to map cable modems, on the basis of their hardware (MAC) addresses, to particular
PVCs on an ATM interface—using the
Examples
The following example shows how to enable the use of Layer 2 tunnels on a router so that cable modems
can be mapped to particular PVCs on an ATM interface:
Router# config terminal
Router(config)# cable l2-vpn-service atm-vc
Router(config)#
Related Commands
Command
cable vc-map
debug cable l2-vpn
show cable l2-vpn vc-
map
Cisco Broadband Cable Command Reference Guide
2-122
cable l2-vpn-service atm-vc
no cable l2-vpn-service atm-vc
Modification
This command was introduced for Cisco uBR7100 series and
Cisco uBR7200 series routers.
Description
Maps a cable modem to a particular PVC on an ATM interface.
Displays debugging messages for the Layer 2 mapping of cable modems to
a particular PVC on an ATM interface.
Displays the mapping of one or all cable modems to PVCs on the ATM
interfaces.
Chapter 2
cable vc-map
command.
Cisco CMTS Configuration Commands
OL-1581-08
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