Configure Per-VLAN Spanning Tree Plus
Configuring PVST+ is a four-step process.
1.
Configure interfaces for Layer 2.
2.
Place the interfaces in VLANs.
3.
Enable PVST+.
4.
Optionally, for load balancing, select a nondefault bridge-priority for a VLAN.
Related Configuration Tasks
•
Modifying Global PVST+ Parameters
•
Modifying Interface PVST+ Parameters
•
Configuring an EdgePort
•
Flush MAC Addresses after a Topology Change
•
Prevent Network Disruptions with BPDU Guard
•
Enabling SNMP Traps for Root Elections and Topology Changes
•
PVST+ in Multi-Vendor Networks
•
Enabling PVST+ Extended System ID
•
PVST+ Sample Configurations
Enabling PVST+
When you enable PVST+, Dell Networking OS instantiates STP on each active VLAN.
1
Enter PVST context.
PROTOCOL PVST mode
protocol spanning-tree pvst
2
Enable PVST+.
PROTOCOL PVST mode
no disable
Disabling PVST+
To disable PVST+ globally or on an interface, use the following commands.
•
Disable PVST+ globally.
PROTOCOL PVST mode
disable
•
Disable PVST+ on an interface, or remove a PVST+ parameter configuration.
INTERFACE mode
no spanning-tree pvst
Example of Viewing PVST+ Configuration
To display your PVST+ configuration, use the show config command from PROTOCOL PVST mode.
Dell_E600(conf-pvst)#show config verbose
!
protocol spanning-tree pvst
Per-VLAN Spanning Tree Plus (PVST+)
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