Cisco Cisco Packet Data Interworking Function (PDIF) Guía Para Resolver Problemas
L2TP Network Server
▀ Configuring the System to Support LNS Functionality
▄ Cisco ASR 5000 Series Enhanced Feature Configuration Guide
OL-22982-01
Configuring the System to Support LNS Functionality
Many of the procedures required to configure the system to support LNS functionality are provided in the System
Administration Guide. The System Administration Guide provides information and procedures for configuring contexts,
interfaces and ports, AAA functionality, and IP address pools on the system.
Administration Guide. The System Administration Guide provides information and procedures for configuring contexts,
interfaces and ports, AAA functionality, and IP address pools on the system.
This section provides information and instructions for configuring LNS services on the system allowing it to
communicate with peer LAC nodes.
communicate with peer LAC nodes.
Important:
This section provides the minimum instruction set for configuring an LNS service allowing the
system to terminate L2TP tunnels and process data sessions. For more information on commands that configure
additional LNS service properties, refer LNS Configuration Mode Commands chapter in Command Line Interface
Reference.
additional LNS service properties, refer LNS Configuration Mode Commands chapter in Command Line Interface
Reference.
To configure the system to provide access control list facility to subscribers:
Step 1
Create the LNS service and bind it to an interface IP address by applying the example configuration in the Creating and
Binding LNS Service section.
Binding LNS Service section.
Step 2
Specify the authentication parameters for LNS service by applying the example configuration in the Configuring
Authentication Parameters for LNS Service section.
Authentication Parameters for LNS Service section.
Step 3
Configure the maximum number of tunnels supported by the LNS service and maximum number of sessions supported
per tunnel by applying the example configuration in the Configuring Tunnel and Session Parameters for LNS Service
section.
per tunnel by applying the example configuration in the Configuring Tunnel and Session Parameters for LNS Service
section.
Step 4
Configure peer LACs for the LNS service by applying the example configuration in the Configuring Tunnel and Session
Parameters for LNS Service section.
Parameters for LNS Service section.
Step 5
Optional. Specify the domain alias designated for the context which the LNS service uses for AAA functionality by
applying the example configuration in the Configuring Domain Alias for AAA Subscribers section.
applying the example configuration in the Configuring Domain Alias for AAA Subscribers section.
Step 6
Verify your LNS service configuration by following the steps in the Verifying the LNS Service Configuration section.
Step 7
Save your configuration as described in the Verifying and Saving Your Configuration chapter.
Creating and Binding LNS Service
Use the following example to create the LNS service and bind the IP address to it: