User’s Manual of WGSD-1022/WGSD-8000

4.9.7 MSTP Interface Settings

Network Administrators can assign MSTP Interface settings using the MSTP Interface Settings screen (see figure 4-53).

Figure 4-53MSTP Interfance Settings screen

The MSTP Interface Settings screen contains the following fields:

•Instance ID

•Interface

•Port State

•Type

•Role

Lists the MSTP instances configured on the device. Possible field range is 0-15.

Indicates the interface for which the MSTP settings are displayed. The possible field values are two types:

•Port - Specifies the port for which the MSTP settings are displayed.

•LAG - Specifies the LAG for which the MSTP settings are displayed.

where indicates whether the port is enabled for the specific instance

indicates if the port is a point-to-point port, or a port connected to a hub. The possible field values are:

•Boundary Port, attaches MST bridges to LAN in an outlying region. If the port is a boundary port, it also indicates whether the device on the other side of the link is working in RSTP or STP mode.

•Master Port, where provides connectivity from a MSTP region to the outlying CIST root.

•Internal, indicates the port is an internal port.

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 device.

•Designated, indicates the port or LAG via which the designated device is attached to the LAN.

•Alternate, provides an alternate path to the root device from the root

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