![D-Link DWS-4026 User Manual Download Page 255](http://html1.mh-extra.com/html/d-link/dws-4026/dws-4026_user-manual_3111823255.webp)
Software User Manual
D-Link Unified Access System
12/10/09
Document
34CSFP6XXUWS-SWUM100-D7
Configuring Spanning Tree Protocol
Page 255
To display the Spanning Tree MST Port Configuration/Status page, click
LAN > L2 Features > Spanning Tree > MST Port
Configuration
in the navigation tree.
Figure 172: Spanning Tree MST Port Configuration/Status
If no MST instances have been configured on the switch, the page displays a “No MSTs Available”
message and does not display the fields shown in
.
Table 154: Spanning Tree MST Port Configuration/Status Fields
Field
Description
MST ID
Select an existing MST instance from drop-down list to display or configure its values.
Slot/Port
Select a physical or port channel interface to configure. The port is associated with the
VLAN(s) associated with the MST.
Port Priority
The priority for a particular port within the MST. The port priority is set in multiples of
16. If you specify a value that is not a multiple of 16, the priority is set to the priority is
automatically set to the next lowest priority that is a multiple of 16. For example, if you
set a value between 0 and 15, the priority is set to 0. If you specify a number between
16 and 31, the priority is set to 16.
Port Path Cost
Set the Path Cost to a new value for the specified port in the selected MST instance.
It takes a value in the range of 1 to 200000000.
Auto-calculate Port Path Cost
Displays whether the path cost is automatically calculated (Enabled) or not (Disabled).
Path cost is calculated based on the link speed of the port if the configured value for
Port Path Cost is zero.
Port ID
The port identifier for the specified port within the CST. It is made up from the port
priority and the interface number of the port.