User Manual

8-Port or 16-Port Gigabit Smart Managed Pro Switch Model GS418TPP, GS510TLP, and GS510TPP
Configure Switching User Manual171
The following table describes the CST Status information displayed on the page.
Table 40. CST port status
Field Description
Interface Identify the physical or port channel interfaces associated with 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 is 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 Path cost offered to the LAN by the designated port.
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 topology change acknowledgement flag is set for the
next BPDU to be transmitted for this port. It is either
True or False.
Edge port Indicates whether the port is enabled as an edge port. It is either Enabled
or Disabled.
Point-to-point MAC Derived value of the point-to-point status.
CST Regional Root Bridge identifier of the CST regional root. It is made up using the bridge
priority and the base MAC address of the bridge.
CST Path Cost Path cost to the CST regional root.
Port Forwarding State The forwarding state of this port.
View Rapid STP Information
You can view information about the Rapid Spanning Tree (RSTP) port status.
To view information about RSTP:
1. Connect your computer to the same network as the switch.
You can use a WiFi or wired connection to connect your computer to the network, or
connect directly to a switch that is off-network using an Ethernet cable.
2. Launch a web browser.
3. In the address field of your web browser, enter the IP address of the switch.
If you do not know the IP address of the switch, see
Change the default IP address of
the switch on page 13.