Cisco 10000-2P2-2DC Software Configuration Manual page 202

L2TP Network Server
Configuring a VRF on the LNS
To configure a VRF, enter the following commands:
Command
Step 1
Router> enable
Step 2
Router# config terminal
Step 3
Router(config)# ip vrf vrf-name
Step 4
Router(config-vrf)# rd route-distinguisher
For more information about configuring a VRF, see the "Configuring Multiprotocol Label Switching
chapter in the Cisco IOS Switching Services Configuration Guide, Release 12.2.
Configuring Sessions per Tunnel Limiting on the LNS
To limit the number of sessions per tunnel without using a RADIUS server, 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)# accept-dialin
Step 5
Router(config-vpdn-acc-in)# protocol 12tp
Step 6
Router(config-vpdn-acc-in)#
virtual-template template-number
Step 7
Router(config-vpdn-acc-in)# exit
Step 8
Router(config-vpdn)# terminate-from
hostname host-name
Step 9
Router(config-vpdn)# session-limit
limit-number
Cisco 10000 Series Router Software Configuration Guide
5-36
Chapter 5 Configuring the Layer 2 Tunnel Protocol Access Concentrator and Network Server
Purpose
Enters privileged EXEC mode.
Enters global configuration mode.
Enters VRF configuration mode and defines the VPN
routing instance by assigning a VRF name.
Creates routing and forwarding tables.
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.
Configures the LNS to accept tunneled PPP connections from the
LAC and creates an accept-dialin VPDN subgroup.
Specifies the Layer 2 Tunnel Protocol.
Specifies the virtual template to be used to clone virtual access
interfaces.
Returns to VPDN group configuration mode.
Specifies the host name of the remote L2TP access concentrator
(LAC) that is required when accepting a VPDN tunnel.
Specifies the maximum number of sessions per tunnel.
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