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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.
•
Configure Interface Settings — Click Configure to assign MSTP settings to a specific interface.
•
Configure Instance Mapping — Click Configure to assign MSTP mapping to a specific instance.
•
Configure Instance Settings — Click Configure to define MSTP Instances settings.
2.
Define the Region Name, Revision, and Max Hops fields.
3.
Click Apply. The MSTP properties are defined, and the device is updated.
Defining MSTP Interfaces
Network administrators can assign MSTP settings to a specific interface (port or trunk) using the MSTP Interface
Settings Page.
To define MSTP interface settings:
1.
Click Layer 2 > MSTP. The MSTP Page opens.
2.
Click Configure next to the Configure Interface Settings option. The MSTP Interface Settings Page opens:
Figure 87: MSTP Interface Settings Page
Page 117
Configuring Spanning Tree
Configuring Multiple Spanning Tree
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