Diagnose LSPs, VPNs, and Layer 2 Circuits with MPLS by Juniper Networks

Diagnose the state of label-switched paths (LSPs), Layer 2 and Layer 3 virtual private networks (VPNs), and Layer 2 circuits using either the J-Web ping MPLS diagnostic tool or the CLI commands ping mpls, ping mpls l2circuit, ping mpls l2vpn, and ping mpls l3vpn.

• MPLS Connection Diagnosis Overview: Overview of MPLS connection checking
• J-Web MPLS Ping Tool: Utilize J-Web for MPLS ping diagnostics
• ping mpls Command: Use CLI command for MPLS ping
• Objective: Purpose of MPLS diagnostics
• More Details: Additional information on MPLS diagnostics
• Ping RSVP-signaled LSP: Diagnose RSVP-signaled LSPs
• Ping LDP-signaled LSP: Diagnose LDP-signaled LSPs
• Ping LSP to Layer 3 VPN Prefix: Diagnose LSPs to Layer 3 VPN prefixes
• Locate LSP by Interface: Find LSPs using interface names
• Connection Instance: Identify the instance to which the connection belongs
• Locate LSP from Interface: Find LSPs from interface names
• Locate LSP from Virtual Circuit Info: Find LSPs using virtual circuit information
• Ping LSP Endpoint: Ping the endpoint of an LSP