320 ConfiguringSwitching Information
Defining MST Instances Using CLI Commands
For information about the CLI commands that per form this function, see the following chapter in the
CLI Reference Guide
:
• Spanning Tree Commands
MSTP Interface Settings
Use the MSTP Interface Settings page to assign MSTP settings to specific interfaces.
To di sp la y t he M STP Interface Settings page, click Switching > Spanning Tree > MSTP Interface
Settings in the tree view.
Figure 7-47. MSTP Interface Settings
The MSTP Interface Settings page contains the following fields:
•
Instance ID —
Selects the MSTP instances configured on the switch. Possible field range is 1–15.
•
Interface —
Selects either a Unit/Port or LAG for this MSTP instance.
•
Port St ate —
Indicates whether the port is enabled or disabled in the specific instance.
•
Port Type —
Indicates whether MSTP treats the port as a point -to-point port or a port connected to a
hub and whether the port is internal to the MST region or a boundary port. If the port is a boundary
port, it also indicates whether the switch on the other side of the link is working in RSTP or STP mode
•
Role —
Indicates the port role assigned by the STP algorithm in order to provide to STP paths. The
possible field values are:
–
Root
— Provides the lowest cost path to forward packets to root switch.