- RAD Data Communications TDMoIP Gateway Installation and Operation Manual

Chapter 4 Troubleshooting and Diagnostics IPmux-16 Installation and Operation Manual
4-2 Error Detection
Table 4-1. Event Types
Event Description Corrective Action
COLD_START The IPmux-16 has been powered
up
None
PS1_ACTIVE OR
PS2_ACTIVE
One of the IPmux-16 power supply
units is powered on
None
PS1_NOT_ACTIVE OR
PS2_NOT_ACTIVE
One of the IPmux-16 power supply
units is powered off
Check the external mains supply
FATAL ERR The IPmux-16 has encountered an
internal fatal error
The IPmux-16 requires servicing
SYS USER RESET The IPmux-16 had been reset by
the user
None
LOS START The IPmux-16 has a LOS (loss of
signal) state on one of its E1/T1
channels
1. Check the port cable connection
2. Check input signal
LOS END The LOS state detected has ended
LOF START The IPmux-16 has a LOF (Loss of
frame synchronization) state on one
of its E1/T1 channels
1. Check port cable connection
2. Check input signal
LOF END The LOF state detected has ended None
LINE AIS START The IPmux-16 has AIS (alarm
indicator signal) state on one of its
E1/T1 channels
Check for a fault at the SDH network,
on the receive direction
LINE AIS END The line AIS state detected has
ended
None
LINE RDI START The IPmux-16 has LINE RDI
(remote defect indicator) state on
one of its E1/T1 channels
Check for an E1/T1 connectivity fault on
the transmit side
LINE RDI END The LINE RDI state detected has
ended
None
LINE FEBE START
(SDH module only)
The IPmux-16 has LINE FEBE state
on one of its E1/T1 channels
Check for errors in the E1/T1
connection on the transmit direction
LINE FEBE END The LINE FEBE state detected has
ended
None
Remote Fail Start Ethernet frames are not received by
the remote IPmux-16 on the
specified connection
Check Eth/IP path
Remote Fail End The remote fail state has ended None
Local Fail Start Ethernet frames are not received by
the local IPmux-16 on the specified
connection
Check Eth/IP path
Local Fail End The local fail state has ended None