Allied Telesis AT-S106 - Manual (Page 164)

Chapter 13: Spanning Tree and Rapid Spanning Tree Protocols
164
This page is contains status information only and there are no
parameters to configure. The following information is displayed about
the ports:
Port
Indicates ports 1 through 48on the AT-GS950/48 switch.
Port Trunk
The trunk of which the port is a member.
Link Status
Whether the link on the port is up or down.
Designated Root
The designated root bridge to which the switch’s root port is actively
connected.
Designated Cost
The sum of all the root port costs on all bridges, including the switch,
between the switch and the root bridge.
Designated Bridge
An adjacent bridge to which the root port of the switch is actively
connected.
Designated Port
The root bridge to which the root port of the switch is actively
connected.