Per-Vlan Spanning Tree Plus (Pvst+); Protocol Overview - Dell Force10 Z9000 Configuration Manual

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
Figure 91. Per-VLAN Spanning Tree
The Dell Networking OS supports three other variations of spanning tree, as shown in the following table.
Table 37. Spanning Tree Variations Dell Networking OS Supports
Dell Networking Term
Spanning Tree Protocol (STP)
Rapid Spanning Tree Protocol (RSTP)
568
Per-VLAN Spanning Tree Plus (PVST+)
Spanning Tree Protocol (STP)
IEEE Specification
802 .1d
802 .1w
chapter.
37