Manual

Layer 2 Tunnel Protocol Version 3
show l2tun session
134
Cisco IOS Releases 12.0(29)S and 12.2(25)S
show l2tun session
To display the current state of a Layer 2 session and display protocol information about a Layer 2 Tunnel
Protocol Version 3 (L2TPv3) control channel, use the show l2tun session command in EXEC mode.
show l2tun session [all [ip-addr ip-address [vcid number] | vcid number] | brief [ip-addr
ip-address [vcid number] | vcid number] | circuit [ip-addr ip-address [vcid number] | vcid
number] | l2tp [ip-addr ip-address [vcid number] | vcid number] | packets [ip-addr ip-address
[vcid number] | vcid number] | sequence [ip-addr ip-address [vcid number] | vcid number] |
state [ip-addr ip-address [vcid number
] | vcid number]]
Syntax Description
Command Modes EXEC
Command History
all (Optional) Displays information about all current L2TPv3 sessions on the
router.
ip-addr ip-address (Optional) IP address of interface of the peer provider edge (PE) router on
which one or more L2TPv3 sessions have been configured.
Specifies the IP address of the peer PE router and the 32-bit virtual circuit
identifier shared between the PE at each end of the control channel. The
peer router ID (IP address) and virtual circuit identifier must be a unique
combination on the router.
vcid number (Optional) 32-bit virtual circuit identifier shared between the peer PE and
the local router at each end of the control channel.
brief (Optional) Displays information about all current L2TPv3 sessions,
including peer ID address and circuit status of the L2TPv3 sessions.
circuit (Optional) Displays information about all current L2TPv3 sessions,
including circuit status (up or down).
l2tp (Optional) Displays information about L2TP for all current L2TPv3
sessions.
packets (Optional) Displays information about the packet counters (in and out)
associated with current L2TPv3 sessions.
sequence (Optional) Displays sequencing information about each L2TPv3 session,
including number of out-of-order and returned packets.
state (Optional) Displays information about all current L2TPv3 sessions and
their protocol state, including remote virtual circuit identifiers.
Release Modification
12.0(23)S This command was introduced.
12.2(25)S This command was integrated into Cisco IOS Release 12.2(25)S.