Manual

Layer 2 Tunnel Protocol Version 3
show l2tun session
137
Cisco IOS Releases 12.0(29)S and 12.2(25)S
The following example shows how to display information about the circuit status of L2TPv3 sessions on
a router:
Router# show l2tun session circuit
Session Information Total tunnels 3 sessions 3
LocID TunID Peer-address Type Stat Username, Intf/
Vcid, Circuit
32517 26515 172.18.184.142 VLAN UP 100, Fa0/1/0.1:1
32519 30866 172.18.184.142 VLAN UP 200, Fa0/1/0.2:2
32518 35217 172.18.184.142 VLAN UP 300, Fa0/1/0.3:3
Table 10 describes the significant fields shown in the display.
Related Commands
Sequencing is Status of sequencing. Sequencing can be on or off.
Ns Sequence number for sending.
Nr Sequence number for receiving.
out of order packets
discarded
Number of out-of-order packets discarded.
Table 9 show l2tun session Field Descriptions (continued)
Field Description
Table 10 show l2tun session circuit Field Descriptions
Field Description
LocID Local session ID.
TunID Tunnel ID.
Peer-address IP address of the peer.
Type Session type.
Stat Session status.
Username, Intf/Vcid,
Circuit
Username, interface name/VCID, and circuit number of the session.
Command Description
show l2tun tunnel Displays the current state of an L2TPv3 session and display information
about currently configured sessions, including local and remote L2TP host
names, aggregate packet counts, and L2TP control channels.