O'Reilly logo

Troubleshooting Virtual Private Networks by Mark Lewis

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Configuring AToM

Simple misconfiguration is a common cause of issues with AToM, so this section focuses on configuration of PE routers in an AToM environment. Configuration of provider (P) routers is identical to that discussed in the section “Configuring the P Router” in Chapter 6.

Note that it may be useful to reference Figure 7-14 as you read this section, although not all attachment circuit types are illustrated.

Figure 7-14. AToM Reference Topology

Configuration of the PE routers consists of seven steps:

Step 1.
Configure the loopback interface to be used as the LDP router ID.
Step 2.
Enable Cisco Express Forwarding ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required