Netgear S3300-28X-PoE+ (GS728TXP) - ProSAFE S3300 Smart Switch Series Manual Do Equipamento
Troubleshooting
32
S3300 Smart Switch
Troubleshooting Chart
The following table lists symptoms, causes, and solutions for possible problems.
Table 6. Troubleshooting chart
Symptom
Cause
Solution
Power LED is off.
No power is received.
•
Check the power cord connections at the
smart switch and the power source.
smart switch and the power source.
•
Ensure that all cables are used correctly and
comply with the Ethernet specifications.
comply with the Ethernet specifications.
Combined Link, Speed,
Activity LED is off when
the port is connected to
a device.
a device.
Port connection is not working.
•
Check the crimp on the connectors and
make sure that the plug is properly inserted
and locked into the port at both the smart
switch and the connecting device.
make sure that the plug is properly inserted
and locked into the port at both the smart
switch and the connecting device.
•
Ensure that all cables are used correctly and
comply with the Ethernet specifications.
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.
by testing them in an alternate environment
where all products are functioning.
File transfer is slow or
performance is
degraded.
performance is
degraded.
Half-duplex or full-duplex setting on
the smart switch and the connected
device are not the same.
the smart switch and the connected
device are not the same.
Make sure that the attached device is configured
to autonegotiate.
to autonegotiate.
A segment or device is
not recognized as part
of the network.
of the network.
One or more devices are not
properly connected, or cabling does
not meet Ethernet guidelines.
properly connected, or cabling does
not meet Ethernet guidelines.
•
Verify that the cabling is correct.
•
Ensure that all connectors are securely
positioned in the required ports. It is possible
that equipment was accidentally
disconnected.
positioned in the required ports. It is possible
that equipment was accidentally
disconnected.
Combined Link, Speed,
Activity LED is blinking
continuously on all
connected ports and
the network is disabled.
connected ports and
the network is disabled.
A network loop (redundant path)
was created.
Break the loop by ensuring that only one path
exists from any networked device to any other
networked device. After you connect to the smart
switch web management interface, you can
configure the Spanning Tree Protocol (STP) to
prevent network loops.
exists from any networked device to any other
networked device. After you connect to the smart
switch web management interface, you can
configure the Spanning Tree Protocol (STP) to
prevent network loops.
A unit is linked to a
stack but does not join
the stack.
the stack.
The stacking ports of the new unit
are configured differently from the
stack, or the unit is configured as a
standalone unit.
are configured differently from the
stack, or the unit is configured as a
standalone unit.
Remove the unit from the stack. Use the web
management interface to configure the unit as a
stackable unit, with combo links used as the
stacking ports.
management interface to configure the unit as a
stackable unit, with combo links used as the
stacking ports.