display l2protocol-tunnel group-mac

Function

The display l2protocol-tunnel group-mac command displays Layer 2 protocol tunneling information.

Format

display l2protocol-tunnel group-mac { all | protocol }

Parameters

Parameter	Description	Value
all	Displays Layer 2 protocol tunneling information for all Layer 2 protocols.	-
protocol	Displays Layer 2 protocol tunneling information for a specified Layer 2 protocol.	The protocol as follows: stp lacp dtp gmrp gvrp lldp vtp udld pagp cdp eoam3ah dldp mvrp mmrp e-lmi sstp One or up to all of the preceding Layer 2 protocols can be specified.

Parameter

Description

Value

all

Displays Layer 2 protocol tunneling information for all Layer 2 protocols.

protocol

Displays Layer 2 protocol tunneling information for a specified Layer 2 protocol.

The protocol as follows:

stp
lacp
dtp
gmrp
gvrp
lldp
vtp
udld
pagp
cdp
eoam3ah
dldp
mvrp
mmrp
e-lmi
sstp

One or up to all of the preceding Layer 2 protocols can be specified.

Views

All views

Default Level

1: Monitoring level

Task Name and Operations

Task Name	Operations
ethernet	read

Usage Guidelines

Usage Scenario

To view Layer 2 protocol tunneling information after Layer 2 protocol tunneling is configured, run the display l2protocol-tunnel group-mac command.

Precautions

In VS mode, this command is supported only by the admin VS.

Example

The actual command output varies according to the device. The command output here is only an example.

# Display all Layer 2 protocol tunneling information.

<HUAWEI> display l2protocol-tunnel group-mac all
Protocol         Protocol-MAC   Group-MAC       
-----------------------------------------------------------------------------
lldp             0180-c200-000e 00e0-fc12-3456 
stp              0180-c200-0000 00e0-fc12-3457 
cdp              00e0-fc12-3459 00e0-fc12-3458

**Table 1** Description of the **display l2protocol-tunnel group-mac** command output
Item	Description
Protocol	Tunneled Layer 2 protocol name.
Protocol-MAC	Multicast destination MAC address in tunneled Layer 2 PDUs.
Group-MAC	Multicast MAC address (group MAC address) specified to replace the multicast destination MAC address in tunneled Layer 2 PDUs.