White Papers

Table Of Contents
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 VLAN.
For more information about Spanning Tree, refer to Spanning Tree Protocol (STP).
Topics:
Protocol Overview
Implementation Information
Configure Per-VLAN Spanning Tree Plus
Enabling PVST+
Disabling PVST+
Modifying Global PVST+ Parameters
Modifying Interface PVST+ Parameters
Configuring an EdgePort
PVST+ in Multi-Vendor Networks
Enabling PVST+ Extend System ID
PVST+ Sample Configurations
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