Netgear GS510TP – ProSAFE 8-Port Gigabit Smart Switch with PoE and 2 fiber SFP ports 관리자 가이드

The following table describes the CST Status information displayed on the screen.

Interface

Select a physical or port channel interface to configure. The port is 
associated with the VLAN(s) associated with the CST.

Port Role

Each MST Bridge Port that is enabled is assigned a Port Role for each 
spanning tree. The port role will be one of the following values: Root Port, 
Designated Port, Alternate Port, Backup Port, Master Port, or Disabled 
Port.

Designated Root

Root Bridge for the CST. It is made up using the bridge priority and the base 
MAC address of the bridge.

Designated Cost

Displays cost of the port participating in the STP topology. Ports with a lower 
cost are less likely to be blocked if STP detects loops.

Designated Bridge

Bridge Identifier of the bridge with the Designated Port. It is made up using 
the bridge priority and the base MAC address of the bridge.

Designated Port

Port Identifier on the Designated Bridge that offers the lowest cost to the 
LAN. It is made up from the port priority and the interface number of the port.

Topology Change 
Acknowledge

Identifies whether the next BPDU to be transmitted for this port would have 
the topology change acknowledgement flag set. It is either True or False.

Edge Port

Indicates whether the port is enabled as an edge port. Possible values are 
Enabled or Disabled.

Point-to-point MAC

Derived value of the point-to-point status. 

CST Regional Root

Displays the bridge priority and base MAC address of the CST Regional 
Root.

CST Path Cost

Displays the path Cost to the CST tree Regional Root.

Port Forwarding State

Displays the Forwarding State of this port.

Click Refresh to update the information on the screen with the most current data.

Rapid STP

Use the Rapid STP page to view information about Rapid Spanning Tree (RSTP) port status. 

To display the Rapid STP page, click Switching > STP > Advanced > RSTP.