NEC iPASOLINK EX Advanced, Instruction Manual

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CORRECTIVE MAINTENANCE 5-33
iPASOLINK EX Advanced: O
PERATION
& M
AINTENANCE
GGS-000548-01E
Equipment
This condition is not an alarm. The message indicates the Port ID of the opposing
equipment that is connected with the Grandmaster (Top-level Master) to which the
target equipment belongs.
MODEM
This condition indicates that the radio signals are significantly degraded, where the
threshold is IE-4 (default value).
Procedure 5-15
1. Launch the WebLCT.
2.
Display the
Current Metering
to check
RX Level
.

If the value is appropriate, replace the equipment.

If the value is inappropriate, proceed with the flowchart: 5.4 Trouble
Shooting Flow .
This step ends the procedure.
ETH
This condition is not an alarm. The message indicates the current status of LACP
(Link Aggregation Control Protocol).
BB
This condition indicates that all the member ports of Ethernet LAG (Link
Aggregation Group) have failed. The problem of this condition pertains to the optical
fiber cables or to the far-end NE.
Procedure 5-16
1. Check if any alarm(s) occur(s) in the opposing site, and clear it/them if exist(s).
Grandmaster / Port ID
High BER
LACP Status
LAG LINK