Command Line Interface4-1684mst priorityThis command configures the priority of a spanning tree instance. Use the no formto restore the default.Syntaxmst instance_id priority priorityno mst instance_id priority• instance_id - Instance identifier of the spanning tree. (Range: 0-4094)• priority - Priority of the a spanning tree instance.(Range – 0-61440, in steps of 4096; Options: 0, 4096, 8192, 12288, 16384,20480, 24576, 28672, 32768, 36864, 40960, 45056, 49152, 53248, 57344,61440)Default Setting32768Command ModeMST ConfigurationCommand Usage• MST priority is used in selecting the root bridge and alternate bridge of thespecified instance. The device with the highest priority (i.e., lowest numericalvalue) becomes the MSTI root device. However, if all devices have the samepriority, the device with the lowest MAC address will then become the rootdevice.• You can set this switch to act as the MSTI root device by specifying a priorityof 0, or as the MSTI alternate device by specifying a priority of 16384.ExamplenameThis command configures the name for the multiple spanning tree region in whichthis switch is located. Use the no form to clear the name.Syntaxname namename - Name of the spanning tree.Default SettingSwitch’s MAC addressCommand ModeMST ConfigurationCommand UsageConsole(config-mstp)#mst 1 priority 16Console(config-mstp)#
