Chapter 21
| VLAN Commands
Configuring L2PT Tunneling
– 609 –
Eth 1/ 3 Normal 8100
.
.
.
Console#show dot1q-tunnel interface ethernet 1/5
802.1Q Tunnel Service Subscriptions
Port Match C-VID S-VID
-------- ----------- -----
Eth 1/ 5 1 100
Console#show dot1q-tunnel service 100
802.1Q Tunnel Service Subscriptions
Port Match C-VID S-VID
-------- ----------- -----
Eth 1/ 5 1 100
Eth 1/ 6 1 100
Console#
Related Commands
switchport dot1q-tunnel mode (604)
Configuring L2PT Tunneling
This section describes the commands used to configure Layer 2 Protocol Tunneling
(L2PT).
l2protocol-tunnel
tunnel-dmac
This command configures the destination address for Layer 2 Protocol Tunneling
(L2PT). Use the no form to restore the default setting.
Syntax
l2protocol-tunnel tunnel-dmac mac-address
mac-address – The switch rewrites the destination MAC address in all
upstream L2PT protocol packets (i.e, STP BPDUs) to this value, and forwards
them on to uplink ports. The MAC address must be specified in the format
xx-xx-xx-xx-xx-xx or xxxxxxxxxxxx.
The tunnel address can be any multicast address, except for the following:
â–
IPv4 multicast addresses (with prefix 01-00-5E)
Table 110: L2 Protocol Tunnel Commands
Command Function Mode
l2protocol-tunnel tunnel-
dmac
Configures the destination address for Layer 2 Protocol
Tunneling
GC
switchport
l2protocol-tunnel
Enables Layer 2 Protocol Tunneling for the specified
protocol
IC
show l2protocol-tunnel Shows settings for Layer 2 Protocol Tunneling PE
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