Configuring L2TPv3

Because misconfiguration is so often the cause of L2TPv3 issues, this section contains a review of L2TPv3 (LAC to LAC pseudowire) configuration on Cisco routers.

There are two ways of configuring L2TPv3 on Cisco routers:

  • Configuring L2TPv3 using dynamic session setup (as described in the section “Technical Overview of L2TPv3”)

  • Configuring L2TPv3 using static sessions

The sections that follow describe these two configuration methods in greater detail.

Note that when reading this section, it may be useful to reference Figure 5-19 on page 390.

Figure 5-19. Sample Topology for Troubleshooting Examples

Configuring ...

Get Troubleshooting Virtual Private Networks now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.