Planet Technology WGS3-2840 - Manual (Page 74)

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5. TROUBLESHOOTING
This chapter contains information to help you solve issues. If the Layer 3 Managed Switch is not functioning properly, make
sure the device was set up according to instructions in this manual.
The Link LED is not lit
Solution:
Check the cable connection and remove duplex mode of the Layer 3 Managed Switch.
Some stations cannot talk to other stations located on the other port
Solution:
Please check the VLAN, port trunking and Port Morroring function that may introduce this kind of problem.
Performance is bad
Solution:
Check the full duplex status of the Layer 3 Managed Switch. If the Layer 3 Managed Switch is set to full duplex and
the partner is set to half duplex, then the performance will be poor.
100Base-TX port link LED is lit, but the traffic is irregular
Solution:
Check that the attached device is not set to dedicate full duplex. Some devices use a physical or software switch to
change duplex modes. Auto-negotiation may not recognize this type of full-duplex setting.
Why the Layer 3 Switch doesn’t connect to the network
Solution:
Check the LNK and ACT LED on the Layer 3 Managed Switch. Try another port on the Layer 3 Managed Switch Make
sure the cable is installed properly Make sure the cable is the right type Turn off the power. After a while, turn on power
again