Per-Vlan Spanning Tree Plus (Pvst+); Protocol Overview - Dell S3048-ON Configuration Manual

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Per-VLAN Spanning Tree Plus (PVST+)

Per-VLAN spanning tree plus (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).

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 95. Per-VLAN Spanning Tree
The Dell Networking OS supports three other variations of spanning tree, as shown in the following table.
Per-VLAN Spanning Tree Plus (PVST+) 625