Per-Vlan Spanning Tree Plus (Pvst+); Protocol Overview - Dell Z9000 Configuration Manual

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Per-VLAN Spanning Tree Plus (PVST+)

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

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)

Figure 91. 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+)