Connectivity Guide

Supported Releases 10.2.0E or later
spanning-tree vlan disable
Disables spanning tree on a specied VLAN.
Syntax
spanning-tree vlan vlan-id disable
Parameters vlan-id — Enter the VLAN ID number, from 1 to 4093.
Default Enabled
Command Mode CONFIGURATION
Usage Information The no version of this command enables spanning tree on the specied VLAN.
Example
OS10(config)# spanning-tree vlan 100 disable
Supported Releases 10.4.0E(R1) or later
spanning-tree vlan forward-time
Congures a time interval for the interface to wait in the Blocking state or Learning state before moving to the Forwarding state.
Syntax
spanning-tree vlan vlan-id forward-time seconds
Parameters
• vlan-id— Enter a VLAN ID number, from 1 to 4093.
• seconds — Enter the forward-delay time in seconds, from 4 to 30.
Default 15 seconds
Command Mode CONFIGURATION
Usage Information None
Example
OS10(config)# spanning-tree vlan 10 forward-time 16
Supported Releases 10.2.0E or later
spanning-tree vlan force-version
Congures a forced version of spanning-tree to transmit BPDUs.
Syntax
spanning-tree vlan vlan-id force-version {stp | rstp}
Parameters
• stp — Forces the version for the BPDUs transmitted by RPVST+ to STP.
• rstp — Forces the version for the BPDUs transmitted by RPVST+ to RSTP
Default Not congured
Command Mode CONFIGURATION
Usage Information Forces a bridge that supports RPVST+ to operate in a STP-compatible mode.
Example
OS10(config)# spanning-tree mst force-version
248 Layer 2