Allied Telesis AT-S63 - Manual (Page 402)

Chapter 25: MSTP Commands
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SET MSTP MSTI
Syntax
set mstp msti mstiid= mstiid priority= priority
Parameters
mstiid Specifies a MSTI ID. You can specify only one MSTI ID
at a time. The range is 1 to 15.
priority Specifies the MSTI priority value for the switch. The
range is 0 to 61,440 in increments of 4,096. The range
is divided into sixteen increments, as shown in
Table 16. You specify the increment that represents the
desired bridge priority value. The default value is
32,768, which is increment 8.
Description
This command changes the MSTI priority value of a spanning tree
instance on a bridge. This value is used in determining the regional root
bridge of a spanning tree instance.
The MSTIID parameter specifies the MSTI ID whose MSTI priority you
want to change. The range is 1 to 15.
The PRIORITY parameter specifies the new MSTI priority value. The
range is 0 (zero) to 61,440 in increments of 4,096, with 0 being the highest
priority.
Table 16. MSTI Priority Value Increments
Increment
MSTI
Priority
Increment
MSTI
Priority
0 0 8 32,768
1 4,096 9 36,864
2 8,192 10 40,960
3 12,288 11 45,056
4 16,384 12 49,152
5 20,480 13 53,248
6 24,576 14 57,344
7 28,672 15 61,440