# Monitoring L2TP and L2TP Dial-Out

When you have configured L2TP and L2TP dial-out on your E Series router, you can monitor the active tunnels and sessions.

| Note: All of the commands in this chapter apply to both the LAC and the LNS.

L2TP and L2TP dial-out topics are described in the following sections:

- Monitoring the Mapping for User Domains and Virtual Routers with AAA
- Monitoring Configured Tunnel Groups with AAA
- Monitoring Configuration of Tunnel Parameters with AAA
- Monitoring Global Configuration Status on E Series Routers
- Monitoring Detailed Configuration Information for Specified Destinations
- Monitoring Locked Out Destinations
- Monitoring Configured Destination Profiles or Host Profiles
- Monitoring Configured and Operational Status of all Destinations
- Monitoring Statistics on the Cause of a Session Disconnection
- Monitoring Detailed Configuration Information about Specified Sessions
- Monitoring Configured and Operational Summary Status
- Monitoring Configured Switch Profiles on Router
- Monitoring Detailed Configuration Information about Specified Tunnels
- Monitoring Configured and Operational Status of All Tunnels
- Monitoring Chassis-wide Configuration for L2TP Dial-out
- Monitoring Status of Dial-out Sessions
- Monitoring Dial-out Targets within the Current VR Context
- Monitoring Operational Status within the Current VR Context