Dell PowerConnect 35 SERIES, User Manual

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Configuring Switch Information
The MSTP Settings page contains the following fields:
• Region Name (1-32 Characters) — Indicates user-defined MSTP region name.
• Revision (0-65535) — Defines unsigned 16-bit number that identifies the current MST configuration
revision. The revision number is required as part of the MST configuration. The possible field range is
0-65535.
• Max Hops (1-40) — Defines the total number of hops that occur in a specific region before the BPDU
is discarded. Once the BPDU is discarded, the port information is aged out. The possible field range is
1-40. The field default is 20 hops.
• IST Master — Indicates the Internal Spanning Tree Master ID. The IST Master is the instance 0 root.
• Instance ID — Defines the MSTP instance. the field range is 1-15.
• Included VLANs — Displays VLANs mapped to the selected instance. Each VLAN belongs to one
instance.
• Bridge Priority (0-61440) — Specifies the selected spanning tree instance device priority. The field
range is 0-61440 in steps of 4096.
• Designated Root Bridge ID — Indicates the ID of the bridge which is the root of the selected
instance.
• Root Port — Indicates the selected instance’s root port.
• Root Path Cost — Indicates the selected instance’s path cost.
• Bridge ID — Indicates the bridge ID of the selected instance.
• Remaining Hops — Indicates the number of hops remaining to the next destination.