Reference Guide
msti
Configure multiple spanning tree instance, bridge priority, and one or multiple VLANs mapped to the MST instance.
S4820T
Syntax
msti instance {vlan range | bridge-priority priority}
To disable mapping or bridge priority, use the no msti instance {vlan range | 
bridge-priority priority} command.
Parameters
msti 
instance
Enter the MSTP iInstance. The range is from zero (0) to 63.
vlan 
range
Enter the keyword vlan then the identifier range value. The range is 
from 1 to 4094.
bridge-priority 
priority
Enter the keywords bridge-priority then a value in increments 
of 4096 as the bridge priority. The range is from zero (0) to 61440.
Valid priority values are: 0, 4096, 8192, 12288, 16384, 20480, 24576, 
28672, 32768, 36864, 40960, 45056, 49152, 53248, 57344, and 61440. All 
other values are rejected.
Defaults default bridge-priority is 32768.
Command Modes INTERFACE
Command History
This guide is platform-specific. For command information about other platforms, refer to the 
relevant 
FTOS Command Line Reference Guide
.
The following is a list of the FTOS version history for this command.
Version 8.3.19.0 Introduced on the S4820T.
Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Version 7.6.1.0 Introduced on the S-Series.
Version 7.5.1.0 Introduced on the C-Series.
Version 6.5.1.0 Introduced.
Usage 
Information
By default, all VLANs are mapped to MST instance zero (0) unless you use the vlan range 
command to map it to a non-zero instance.
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