Cisco 10000-2P2-2DC Software Configuration Manual page 174

Layer 2 Access Concentrator
Enabling Sessions with Different Domains to Share the Same Tunnel
To enable sessions authorized with different domains to share the same tunnel, enter the following
commands:
Command
Step 1
Router> enable
Step 2
Router# config terminal
Step 3
Router(config)# vpdn-group group-name
Step 4
Router(config-vpdn)# request-dialin
Step 5
Router(config-vpdn-req-in)# protocol 12tp
Step 6
Router(config-vpdn-req-in)# domain
domain-name
Step 7
Router(config-vpdn-req-in)# exit
Step 8
Router(config-vpdn)# initiate-to ip
ip-address [priority priority-number]
Verifying Tunnel Sharing Configuration on the LAC
To verify tunnel sharing configuration on the LAC, enter the following command in privileged EXEC
mode:
Command
Router# show running-config
Enabling the LAC to Conduct Tunnel Service Authorization
To enable the LAC to conduct static or dynamic tunnel service authorization, perform the following
tasks:
•
•
•
Configuring a Static Domain Name on a Permanent Virtual Circuit
To configure a static domain name on a permanent virtual circuit (PVC), enter the following commands:
Cisco 10000 Series Router Software Configuration Guide
5-8
Chapter 5
Configuring a Static Domain Name on a Permanent Virtual Circuit, page 5-8
Domain Name on a Virtual Circuit Class, page 5-10
Enabling Domain Preauthorization, page 5-11
Configuring the LAC to Communicate with the RADIUS Server, page 5-11
Configuring the Layer 2 Tunnel Protocol Access Concentrator and Network Server
Purpose
Enters privileged EXEC mode.
Enters global configuration mode.
Defines a local group name for which you can assign other VPDN
variables. Enters VPDN group configuration mode.
Enables the LAC to request L2TP tunnels to the Cisco 10000
series router and enters VPDN request-dialin group mode.
Specifies the Layer 2 Tunnel Protocol.
Requests that PPP calls from the specified domain be tunneled.
For multiple domains over the same tunnel, repeat this
Note
step to list all of the domains you want that tunnel to
support. To configure the same domain over multiple
tunnels, you must configure load balancing and sharing
between the tunnels by using the loadsharing ip
ip-address [limit session-limit] command in VPDN group
configuration mode.
Returns to VPDN group configuration mode.
Specifies the LNS IP address and optionally the priority of the IP
address (1 is the highest).
Purpose
Displays the running configuration and allows you to check that
you successfully enabled the tunnel sharing feature.
or Configuring a Static
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