User`s manual

q Red means that the port is currently not accessible. It could either
be inactive, removed from the LAN, or have a routing error.
q Pink means that two or more NPort Expresses have been
assigned the same IP address. You must use NPort Express
Manager to rectify the situation.
Port Status
This function displays a status graph for each port being monitored,
providing additional information such as TX/RX CPS history, and
other relevant information.
1. Click on the port item you wish to check to highlight it.
2. Click on Monitor and then choose Port Status, or simply click
on the toolbar Port Status icon.
3. Click OK to return to the NPort Server Monitor window.
Refresh Monitor