Created on 12-07-2020 12:52 PM Edited on 07-14-2022 08:24 AM By Anonymous
Description
This article describes that the port is shown as green in the Port view even though a device is connected.
This indicates the port is detected to be up and operational but no MAC address has been read for the port.
Scope
Version: 8.x, 9.x.
Solution
1) Verify the MAC address is listed for that port in the switch's MAC address table.
If the switch does not list the MAC address, the appliance is functioning properly.
There may be a faulty network cable between the switch port and end-station, or the end-station is asleep and not transmitting traffic.
If the MAC address is present in the switch's table, proceed with the following steps:
2) Select the Polling tab in the Device View and verify whether L2 polls are completed.
If polls are failing, see the related KB article Technical Note: Troubleshooting Poll failures.
Related KB Articles:
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