Send remote data channel loopback – Paradyne Hotwire 7975 User Manual

Page 64

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Testing

5-10

7975-A2-GB20-40

December 1998

Send Remote Data Channel Loopback

The local termination unit can send an Up or Down sequence to request the start
or stop of a Data Channel Loopback (DCLB) on a remote unit.

98-15935

NTU/LTU

Port

Interface

Framer

EIA-530

Port

CAP

All 1s

NTU/LTU

Port

Interface

Framer

CAP

Local

Remote

"

Procedure

To send a Remote DCLB:

1. Position the cursor at the Up or Down selection next to Send Remote DCLB

on the SYNC Data Port Tests screen.

2. Press the spacebar to select the desired code (Up or Down).

3. Position the cursor at the Start command next to Send Remote DCLB on the

SYNC Data Port Tests screen.

4. Press Enter.

The Status field is changed to Sending. The Up or Down sequence
transmission stops automatically after 10 seconds. You cannot stop the
sequence manually.

The Send Remote DCLB test cannot be started when a Send and Monitor 511
test is active on the network interface.

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