Allied Telesis AT-9000/28 - SPANNING-TREE PRIORITY (Bridge Priority); Table 57. RSTP Bridge Priority Value Increments

AT-9000 Switch Command Line User’s Guide
Section VI: Spanning Tree Protocols 547
SPANNING-TREE PRIORITY (Bridge Priority)
Syntax
spanning-tree priority priority
Parameters
priority Specifies a priority number for the switch. The range is
0 to 61440, in increments of 4096.
Mode
Global Configuration mode
Description
Use this command to assign the switch a priority number. The device that
has the lowest priority number in the spanning tree domain becomes the
root bridge. If two or more devices have the same priority value, the device
with the numerically lowest MAC address becomes the root bridge.
The range is 0 to 61,440, in increments of 4,096. The range is divided into
the sixteen increments listed in Table 57. You specify the increment that
represents the bridge priority value you want to assign the switch. The
default value is 32,768 (increment 8).
Confirmation Command
“SHOW SPANNING-TREE” on page 533
Table 57. RSTP Bridge Priority Value Increments
Increment
Bridge
Priority
Increment
Bridge
Priority
0 0 8 32768
1 4096 9 36864
2 8192 10 40960
3 12288 11 45056
4 16384 12 49152
5 20480 13 53248
6 24576 14 57344
7 28672 15 61440