Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
pre-Version 
6.2.1.1
Introduced on the E-Series.
Usage 
Information
MSTP is not enabled when you enter MULTIPLE SPANNING TREE mode. To enable MSTP 
globally on the switch, enter the no disable command while in MULTIPLE SPANNING TREE 
mode.
For more information about the multiple spanning tree protocol, refer to the 
FTOS Configuration 
Guide
.
Example
FTOS(conf)#protocol spanning-tree mstp
FTOS(config-mstp)#no disable
Related 
Commands
disable – disables multiple spanning tree.
revision
The revision number for the multiple spanning tree configuration.
C-Series, E-Series, S-Series, Z-Series, S4810
Syntax
revision range
To return to the default values, use the no revision command.
Parameters
range
Enter the revision number for the MST configuration. The range is 0 to 
65535. The default is 0.
Defaults 0
Command Modes MULTIPLE SPANNING TREE
Command History
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
pre-Version 
6.2.1.1
Introduced on the E-Series.
Usage 
Information
For two MSTP switches to be within the same MST region, the switches must share the same 
revision number.
998