User Guide for FibeAir® IP-20 All-Outdoor Products, CeraOS 10.5
Page 799 of 825
Ceragon Proprietary and Confidential
Alarm ID
Name
Type
Group
Description
Severity
Probable Cause
Corrective Action
2104
STM-1-OC-3-RX-
LOS
Alarm Equipment
Loss of STM-1/OC-3
Frame on Radio
Interface.
Major
1.
All channels in Multi
Carrier ABC group
are down.
2.
Incorrect
configuration on
remote side.
1.
Check link performance.
2.
Check radio alarms for
channel.
3.
Check configuration.
2105
STM-1-OC-3-RX-
MSAIS
Alarm Equipment
MS-AIS/AIS-L on Radio
Interface detected.
Minor
1.
Remote STM-1/OC-3
signal is missing
(LOS/LOF/MS-
AIS/AIS-L on remote
STM-1/OC-3
interface).
2.
STM-1/OC-3
Channel removed
due to reduced radio
capacity on remote
side.
Check remote equipment.
2106
STM-1-OC-3-RX-
RDI
Alarm Equipment
MS-RDI/RDI-L on Radio
Interface detected.
Minor
External equipment is
faulty.
Check remote equipment.
2107
STM-1-OC-3-
LOOPBACK
Alarm Equipment
STM-1/OC-3 Loopback
Warning
Looping.
Remove looping.
2108
STM-1/OC-3-
CHANNEL-1-
REMOVED
Alarm Equipment
STM-1/OC-3 Channel
Removed alarm (due to
reduced radio capacity).
Warning
1.
Reduced capacity.
2.
Fading
1.
Check link performance.
2.
Check radio alarms for
channel.