Users Guide

Dell Networking OS Behavior: The L2PT MAC address is user-configurable, so you can specify an address that non-Dell
Networking systems can recognize and rewrite the address at egress edge.
Figure 127. VLAN Stacking with L2PT
Implementation Information
• L2PT is available for STP, RSTP, MSTP, and PVST+ BPDUs.
• No protocol packets are tunneled when you enable VLAN stacking.
• L2PT requires the default CAM profile.
Enabling Layer 2 Protocol Tunneling
To enable Layer 2 protocol tunneling, use the following command.
1 Verify that the system is running the default CAM profile. Use this CAM profile for L2PT.
Service Provider Bridging 866