Per-Vlan Spanning Tree Plus (Pvst+); Protocol Overview - Dell S4820T Configuration Manual

42

Per-VLAN Spanning Tree Plus (PVST+)

Per-VLAN spanning tree plus (PVST+) is supported on Dell Networking OS.

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 102. Per-VLAN Spanning Tree
The Dell Networking OS supports three other variations of spanning tree, as shown in the following table.
778
Per-VLAN Spanning Tree Plus (PVST+)