© Copyright Lenovo 2017 Chapter 4: Configuration Commands 465spanning tree mst max hops <4‐60>Configures the maximum number of bridge hops a packet may traverse beforeit is dropped.The default value is 20 hops.Command mode: Global configurationinstance <0‐32> vlan ID (1‐4094)>Map the specified VLANs to the Spanning Tree instance. If a VLAN does notexist, it is not created automatically.Note: This command becomes visible only when the spanning tree mode isMSTP.Command mode: MST configurationno instance <0‐32> vlan { ID (1‐4094)>|all}Remove the specified VLANs or all VLANs from the Spanning Tree instance.Command mode: MST configurationname <1‐32 characters>Configures a name for the MSTP region. All devices within an MSTP regionmust have the same region name.Command mode: MST configurationno nameClears the name of the MSTP region.Command mode: MST configurationrevision <0‐65535>Configures a revision number for the MSTP region. The revision is used as anumerical identifier for the region. All devices within an MSTP region musthave the same revision number.Command mode: MST configurationno revisionResets the revision number for the MSTP region.Command mode: MST configurationdefault spanning tree mst <0‐32>Restores a Spanning Tree instance or range of instances to defaultconfiguration.Command mode: Global configurationTable 228. Multiple Spanning Tree Configuration Options (continued)Command Syntax and Usage