4
X
E1/G.703 P
LESIOCHRONOUS
M
ULTIPLEXER
O
PERATING
M
ANUAL
IOA77-1F
20
May 2007
5 O
PERATION WITH
VT100
TERMINAL
5.1 Application
The supervision software is adapted to support VT100 terminal; it is used to set up
and monitor the functions of TM-77 multiplexer. MD-77 device is installed in the rack
and it does not have a contact enabling terminal connection.
The software provides the following features:
Activation / deactivation of component channels;
Installation of test loops in a local device
ES, SES, UAS and BBE monitoring
Monitoring the following events:
Loss of optical signal
Transmitter failure
Loss of frame synchronization
Alarm from a remote device
Loss of signal component
Exceeding 10
-3
error rate;
Exceeding 10
-6
error rate;
HDB3 code violation in a component channel
AIS signal detection on E1 interface
AIS signal detection in E1 flux demultiplexed from E2 collective
channel
Alarm status monitoring:
Active;
Inactive;
Generation of event logs
5.2 Hardware
requirements
There are many programs enabling VT100 terminal emulation, which operate on
various hardware platforms and support various operating systems. The most popular are
TERM95
included in Norton Commander package supporting DOS environment or
HYPERTERMINAL
supporting Windows (both for PC-class computers).
Содержание TM-77
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