For the root bridge, the command is as follows:
spanning-tree vlan 1 priority 24576
for the bridge backing up the root bridge, the command is as follows:
spanning-tree vlan 1 priority 28672
For the root bridge, the command is as follows:
spanning-tree vlan 1 priority 24576
for the bridge backing up the root bridge, the command is as follows:
spanning-tree vlan 1 priority 28672