Figure 108. STP Loop Guard Prevents Forwarding Loops
Configuring Loop Guard
Enable STP loop guard on a per-port or per-port channel basis.
Dell Networking OS Behavior: The following conditions apply to a port enabled with loop guard:
•
Loop guard is supported on any STP-enabled port or port-channel interface.
•
Loop guard is supported on a port or port-channel in any spanning tree mode:
–
Spanning Tree Protocol (STP)
–
Rapid Spanning Tree Protocol (RSTP)
–
Multiple Spanning Tree Protocol (MSTP)
–
Per-VLAN Spanning Tree Plus (PVST+)
Spanning Tree Protocol (STP)
793