Administrator Guide

Per-VLAN Spanning Tree Plus (PVST
+)
Dell Networking OS supports per-VLAN spanning tree plus (PVST+).
Protocol Overview
PVST+ is a variation of spanning tree — developed by a third party — that allows you to configure a separate
spanning tree instance for each virtual local area network (VLAN).
For more information about spanning tree, refer to the Spanning Tree Protocol (STP) chapter.
Figure 93. Per-VLAN Spanning Tree
44
Per-VLAN Spanning Tree Plus (PVST+) 710