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2 - OPERATION
2.2 - General
The ADR155C operation and maintenance are carried out:
-
either directly on the equipment, through the front panel indicator lights and two engineering
management loops (loops A and B),
-
or from a PC fitted with HTTP navigator,
or from a network manager, using the SNMP protocol.
-
2.3 - Operational parameters
The operational parameters include:
S
the configuration parameters,
S
the maintenance commands or operations (these actions are cleared in case of power supply
loss)
S
the alarms and their severity.
Configuration parameters
NOTE : The functional blocks naming, configuration parameters and their default value, noted
"XXXXXX", are displayed on HTTP navigator.
Configuration parameters per functional blocks
SPI :
SDH Physical Interface
The Automatic Laser Shutdown function is always enabled
(equipment global functionality)
"ALS" (Automatic Laser Shutdown)
MST : Multiplex section Termination
EBER-B2 monitoring ; configurable in "Monitoring" or "No Monitoring"
If EBER-B2 is not monitoring, AIS, SF and MS-RDI consequent actions are
inhibited
SD-B2 threshold: configurable from 10
"SD-B2 threshold"
MSP : Multiplex Section Protection
Link type : 1+0 or 1+1
Protection mode : bi-directional / unidirectional
"Mode "
Revertive authorization : return after a WTR time-delay to the working link
when the fault (SF or SD) causing the switch has disappeared.
"Revertive"
Installation and User Guide - N56717020101
Page A2-2
No reproduction or communication without the written consent of SAGEM SA
-6
to 10
Table 2-1 – Configuration parameters (1/6)
-9
Default
value
"enable"
" Monitoring"
-6
"10
"
"1+0"
"BIDIR"
"OFF"
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