H3C S7500E Series Command Reference Manual

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H3C S7500E Series Command Reference Manual Manual pdf 244 page image

11-34Examples# Enable output of port state transition information for MSTI 2. system-view[Sysname] stp port-log instance 2%Aug 16 00:49:41:856 2006 Sysname MSTP/3/PDISC: Instance 2's GigabitEthernet2/0/1 has beenset to discarding state!%Aug 16 00:49:41:856 2006 Sysname MSTP/3/PFWD: Instance 2's GigabitEthernet2/0/2 has beenset to forwarding state!// The information above shows that in MSTI 2 the state of GigabitEthernet 2/0/1 has changed todiscarding and that of GigabitEthernet 2/0/2 has changed to forwarding.stp prioritySyntaxstp [ instance instance-id ] priority priorityundo stp [ instance instance-id ] priorityViewSystem viewDefault Level2: System levelParametersinstance instance-id: Sets the priority of the device in a MSTI. The minimum value of instance-id is 0,representing the CIST, and the maximum value of instance-id is 31.priority: Device priority, in the range of 0 to 61440 at the step of 4096, namely you can set up to 16priority values, such as 0, 4096, 8192…, on the device. The smaller the priority value, the higher thedevice priority.DescriptionUse the stp priority command to set the priority of the device.Use the undo stp priority command to restore the default device priority.By default, the device priority is 32768.Examples# Set the device priority in MSTI 1 to 4096. system-view[Sysname] stp instance 1 priority 4096stp region-configurationSyntaxstp region-configurationundo stp region-configurationViewSystem view