Troubleshooting Layer 3 VPNs

This chapter discusses the following strategies and tools for troubleshooting Layer 3 virtual private network (VPN) configurations:

• Diagnosing Common Problems
• Troubleshooting Layer 3 VPNs Using ping and traceroute
• Troubleshooting RSVP and LDP LSPs
• Troubleshooting Inconsistently Advertised Routes from Gigabit Ethernet Interfaces