Ruijie RG-ES100 Series Switches Hardware Installation and Reference Guide
5 Maintenance and Troubleshooting
5.1 General Troubleshooting Procedure
5.2 Troubleshooting Common Faults
The status indicator is
not on after the switch
is started.
The power module does not work.
The power cable is in loose contact.
Check whether the power socket at the equipment
room is normal and whether the power cable is
plugged in.
The RJ45 port is not in
connectivity or it is
erroneous in
receiving/transmitting
frames.
The connected twisted pair cable is
faulty.
The length of the cable exceeds 100 m.
The port has special configuration that
has no common working mode with the
connected switch.
Replace the twisted pair cable.
Check that the port configuration has the common
working mode with the connected switch.
The fiber port cannot
be connected.
The Rx and Tx ends are connected
reversely.
The interconnected optical module type
does not match.
The fiber type is not correct.
The length of the optical fiber exceeds
that rated of the optical module.
Switch the Rx and Tx ends of the optical fiber.
Replace the optical module with one of the matched
type.
Replace the optical fiber with one of the appropriate
type.
Replace the optical fiber with one of the appropriate
length.
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