Enabling the spanning tree feature in PVST mode

1. Enter system view.

system-view

N/A

2. Enable the spanning tree feature.

stp global enable

• If the device starts up with the initial settings, the spanning tree feature is disabled globally by default.

• If the device starts up with the factory defaults, the spanning tree feature is enabled globally by default.

For more information about the startup configuration, see Fundamentals Configuration Guide.

3. Enable the spanning tree feature in VLANs.

stp vlan vlan-id-list enable

The spanning tree feature is enabled for all VLANs.

4. Enter Layer 2 Ethernet or aggregate interface view.

interface interface-type interface-number

N/A

5. Enable the spanning tree feature on the port.

stp enable

By default, the spanning tree feature is enabled on all ports.