Configuration Examples; Example For Configuring Nas-Initialized Vpns (Domain Name Access) - Huawei AR1200 series Configuration Manual

Huawei AR1200 Series Enterprise Routers
Configuration Guide - VPN
Procedure
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4.7 Configuration Examples

This section provides L2TP configuration examples.
4.7.1 Example for Configuring NAS-Initialized VPNs (Domain
Name Access)
This section provides an example for configuring a NAS-initialized VPN with users accessing
the network through domain names, and the user name and password being authenticated locally
on the LAC and LNS.
Networking Requirements
As shown in
a Modem; and then connects the LAC, namely, Router A, across the PSTN. PC2 connects Router
A through a tunnel. The LAC and the LNS are connected through the Internet. The LAC and
the LNS communicate with each other through a tunnel. Users access the tunnel by using domain
names. On both the LAC and the LNS, the user name and the password are authenticated locally.
Issue 01 (2012-04-20)
Run the debugging l2tp all command in the user view to enable complete L2TP debugging.
Run the debugging l2tp control command in the user view to enable control packet
debugging.
Run the debugging l2tp dump command in the user view to enable PPP packet debugging.
Run the debugging l2tp error command in the user view to enable L2TP error debugging.
Run the debugging l2tp event command in the user view to enable L2TP event debugging.
Run the debugging l2tp hidden command in the user view to enable hidden AVP
debugging.
Run the debugging l2tp payload command in the user view to enable L2TP packet
debugging.
Run the debugging l2tp timestamp command in the user view to enable L2TP time stamp
debugging.
Figure 4-4, PC1 connects the Public Switched Telephone Network (PSTN) through
NOTE
When the AR1200 communicates with a non-Huawei device, configure the AR1200 to invert clock signals
transmitted by a synchronous serial interface as required.
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4 L2TP Configuration
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