Troubleshooting Chart - NETGEAR GSS108E Hardware Installation Manual

8-Port and 16-Port Gigabit Ethernet (PoE+) Smart Managed Plus Click Switch

Troubleshooting chart

The following table lists symptoms, possible causes, and possible solutions for problems
that might occur.
Table 5. Troubleshooting chart
Symptom
The Power LED is off.
Models GSS108E and GSS116E. The left
and right port LEDs for a port are off
although the port is connected to a
powered-on device.
Model GSS108EPP. The left port LED for a
port is off although the port is connected to
a powered-on device.
A file transfer is slow or performance is
degraded.
A segment or device is not recognized as
part of the network.
Models GSS108E and GSS116E. The left
and right port LEDs for all connected ports
are blinking continuously and the network
is disabled.
Model GSS108EPP. The left port LEDs for
all connected ports are blinking continuously
and the network is disabled.
Troubleshooting
Possible Cause Possible Solution
Power is not • Check the power cable connections at the
supplied to the switch and the power source.
switch.
• Make sure that all cables are used
correctly and comply with the Ethernet
specifications.
The port connection • Check the crimp on the connectors and
is not working. make sure that the plug is properly
inserted and locked into the port at both
the switch and the connecting device.
• Make sure that all cables are used
correctly and comply with the Ethernet
specifications.
• Check for a defective port, cable, or
module by testing them in an alternate
environment where all products are
functioning.
One possible cause Break the loop by making sure that only one
is that a broadcast path exists from any networked device to
storm occurred and any other networked device. After you
that a network loop connect to the switch local browser interface,
(redundant path) was you can configure the Spanning Tree
created. Protocol (STP) to prevent network loops.
One or more devices • Verify that the cabling is correct.
are not properly
• Make sure that all connectors are securely
connected, or the
positioned in the required ports. It is
cabling does not
possible that equipment was accidentally
meet Ethernet
disconnected.
guidelines.
A network loop Break the loop by making sure that only one
(redundant path) was path exists from any networked device to
created. any other networked device. After you
connect to the switch local browser interface,
you can configure the Spanning Tree
Protocol (STP) to prevent network loops.
38 Hardware Installation Guide