Configuring Spanning Tree
Configuring Multiple Spanning Tree
Page 97
Defining MSTP Properties
To define MSTP:
1. Click Layer 2 > MSTP. The MSTP Page opens:
Figure 59: MSTP Page
The MSTP Page contains the following fields:
• Region Name — User-defined STP region name.
• Revision — An unsigned 16-bit number that identifies the revision of the current MSTP configuration. The
revision number is required as part of the MSTP configuration. The possible field range is 0-65535.
• Max Hops — Specifies 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
—
Identifies the Spanning Tree Master instance. The IST Master is the specified instance root.
2. Define the Region Name, Revision, and Max Hops fields.
3. Click Apply. The MSTP properties are defined, and the device is updated.
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