CORRECTIVE MAINTENANCE 5-37
iPASOLINK EX Advanced: OPERATION & MAINTENANCE GGS-000548-01E
Equipment
This condition indicates that the PTP Announce Packets from the Master are not
received.
Procedure 5-21
1. Check the followings:
Cable connections to/from the Master are appropriate.
Ethernet Port Settings if it is enabled or disabled.
Settings of PTP LIF (selections of physical port, VLAN, Message Rate).
VLAN Settings (VID value)
Settings of PTP-BC function (
Profile, Transport Mode, Multicast Type,
and/or
Domain No.) are identical with those of the Master.
2. Retrieve the Current Status, and check if the Loss Announce alarm is cleared.
If the alarm is not cleared, contact NEC for the further maintenance support.
This step ends the procedure.
MODEM
This condition indicates that the radio signals are slightly degraded, where the
threshold is 1E-7 (default value).
Procedure 5-22
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.
Loss Announce
Low BER
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