Specifications

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8.2 Port Config
On this page you can configure the parameters of the ports for CIST
Choose the menu Spanning Tree→Port Config to load the following page.
Figure 8-6 Port Config
The following entries are displayed on this screen:

Port Config
UN I T: Select the unit ID of the desired member in the stack.
Select: Select the desired port for STP configuration. It is multi-optional.
Port: Displays the port number of the switch.
Status: Select Enable /Disable STP function for the desired port.
Priority:
Enter a value from 0 to 240 divisible by 16. Port priority is an important
criterion on determining if the port connected to this port will be chosen
as the root port. The lower value has the higher priority.
Ext-Path Cost:
ExtPath Cost is used to choose the path and calculate the path costs
of ports in different MST regions. It is an important criterion on
determining the root port. The lower value has the higher priority.
Int-Path Cost: IntPath Cost is used to choose the path and calculate the path costs of
ports in an MST region. It is an important criterion on determining the
root port. The lower value has the higher priority.
Edge Port: Select Enable/Disable Edge Port. The e
dge port can transit its state
from blocking to forwarding rapidly without waiting for forward delay.
P2P Link:
Select the P2P link status. If the two ports in the P2P link are root port
or designated port, they can transit their states to forwarding rapidly to
reduce the unnecessary forward delay.
MCheck:
Select Enable to perform MCheck operation on the port. Unchange
means no MCheck operation.
Port Mode: Display the spanning tree mode of the port.