Netgear GS728TPP 사용자 설명서

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GS752TP, GS728TP, and GS728TPP Gigabit Smart Switches 
Table 14.  CST Status Information.
Field
Description
Interface
Select a physical or port channel interface to configure. The port is 
associated with the VLANs 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 can be one of the following values: Root, 
Designated, Alternate, Backup, Master, or Disabled.
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.
Edge Port
Indicates whether the port is enabled as an edge port. Possible values are 
Enabled and 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.
Rapid STP
Use the Rapid STP screen to view information about Rapid Spanning Tree (RSTP) port 
status. 
To display the Rapid STP screen, select Switching 
 STP 
 Advanced 
 RSTP
The following screen displays: