Users Guide

Example (Rapid-
PVST mode)
OS10# show spanning-tree compatibility-mode
Interface
Name Instance Compatibility-mode
------------------------------------------------
ethernet1/1/1 VLAN 1 RSTP
ethernet1/1/1 VLAN 2 RSTP
ethernet1/1/1 VLAN 3 RSTP
ethernet1/1/1 VLAN 4 RSTP
ethernet1/1/1 VLAN 5 RSTP
ethernet1/1/2 VLAN 1 STP
ethernet1/1/2 VLAN 2 STP
ethernet1/1/2 VLAN 3 STP
ethernet1/1/2 VLAN 4 STP
ethernet1/1/2 VLAN 5 STP
OS10# show spanning-tree compatibility-mode port-channel 1
Interface
Name Instance Compatibility Mode
-----------------------------------------------
port-channel1 VLAN 1 STP
OS10# show spanning-tree compatibility-mode ethernet 1/1/1
Interface
Name Instance Compatibility Mode
-----------------------------------------------
ethernet1/1/1 VLAN 1 RSTP
Example (MSTP
mode)
OS10# show spanning-tree compatibility-mode
Interface
Name Instance Compatibility-mode
------------------------------------------------
ethernet1/1/1 MSTI 0 RSTP
ethernet1/1/1 MSTI 1 RSTP
ethernet1/1/1 MSTI 2 RSTP
ethernet1/1/2 MSTI 0 RSTP
ethernet1/1/2 MSTI 1 RSTP
ethernet1/1/2 MSTI 2 RSTP
ethernet1/1/3:1 MSTI 0 STP
ethernet1/1/3:1 MSTI 1 STP
ethernet1/1/3:1 MSTI 2 STP
Example (RSTP
mode)
OS10# show spanning-tree compatibility-mode
Interface
Name Instance Compatibility-mode
------------------------------------------------
ethernet1/1/1 RSTP 1 RSTP
ethernet1/1/2 RSTP 1 RSTP
ethernet1/1/3:1 RSTP1 RSTP
Supported
Releases
10.5.2.1 or later
spanning-tree rapid-pvst force-version
Configures a forced version of spanning-tree to transmit BPDUs.
Syntax
spanning-tree rapid-pvst force-version stp
Parameters
● stp — Forces the version for the BPDUs transmitted by Rapid-PVST to STP
Default Not configured
Command Mode CONFIGURATION
Layer 2 619