Administrator Guide

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 Dell EMC Networking OS
Configuration Guide.
Example
DellEMC(conf)# protocol spanning-tree mstp
DellEMC(config-mstp)#no disable
Related
Commands
• disable — disable multiple spanning tree.
revision
The revision number for the multiple spanning tree configuration.
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 from 0 to 65535. The
default is 0.
Defaults 0
Command Modes MULTIPLE SPANNING TREE
Command History
This guide is platform-specific. For command information about other platforms, see the relevant Dell EMC
Networking OS Command Line Reference Guide.
Version Description
9.10(0.1) Introduced on the S6010-ON and S4048T-ON.
9.10(0.0) Introduced on the S3148.
9.10(0.0) Introduced on the S6100–ON.
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.2(1.0) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.6.1.0 Introduced on the S-Series.
7.5.1.0 Introduced on the C-Series.
pre-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.
Related
Commands
• msti — map the VLAN(s) to an MST instance.
• name — assign the region name to the MST region.
948 Multiple Spanning Tree Protocol (MSTP)