Motorola WiNG 5.5 Reference Manual page 339

Figure 5-156 Device Overrides - Network - Spanning Tree screen
6. Set the following MSTP Configuration
MSTP Enable
Max Hop Count
MST Config Name
MST Revision Level
Cisco MSTP
Interoperability
Hello Time
parameters:
Select this option to enable MSTP for this profile. MSTP is disabled by default, so if
requiring different (groups) of VLANs with the profile supported network segment.
Define the maximum number of hops the BPDU will consider valid in the spanning tree
topology. The available range is from 7 - 127. The default setting is 20.
Define a 64 character maximum name for the MST region as an identifier.
Set a numeric revision value ID for MST configuration information. Set a value from
0 - 255. The default setting is 0.
Select either the Enable or Disable radio buttons to enable/disable interoperability with
Cisco's version of MSTP, which is incompatible with standard MSTP. This setting is
disabled by default.
Set a BPDU hello interval from 1 - 10 seconds. BPDUs are exchanged regularly (every 2
seconds by default) and enable supported devices to keep track of network changes and
star/stop port forwarding as required.
Device Configuration 5 - 253