Command Reference Guide

Service Provider Bridging | 1349
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Service Provider Bridging
Overview
Service Provider Bridging is composed of VLAN Stacking, Layer 2 Protocol Tunneling, and
Provider Backbone Bridging as described in the
FTOS Configuration Guide Service Provider
Bridging chapter.
This chapter includes CLI information for FTOS Layer 2 Protocol Tunneling (L2PT). L2PT
enables protocols to tunnel through an 802.1q tunnel.
L2PT is supported by FTOS on all Dell Force10 systems as indicated by the characters that
appear below each command heading:
e E-Series, c C-Series, s S-Series, or .
L2PT is supported on E-Series ExaScale
e
x
with FTOS 8.2.1.0. and later.
Refer to Chapter 54, VLAN Stacking or Chapter 52, Spanning Tree Protocol (STP) and
Chapter 18, GARP VLAN Registration (GVRP) for further information related to those
features.
Commands
The L2PT commands are:
• debug protocol-tunnel
• protocol-tunnel
• protocol-tunnel destination-mac
• protocol-tunnel enable
• protocol-tunnel rate-limit
• show protocol-tunnel
Important Points to Remember
• L2PT is enabled at the interface VLAN-Stack VLAN level. For details on
Stackable VLAN (VLAN-Stacking) commands, refer to Chapter 54, VLAN
Stacking.