beautypg.com

Line loopback – Paradyne 8784 User Manual

Page 53

background image

5. Testing

8784-A2-GB20-30

February 2001

5-3

Line Loopback

A Line Loopback (LLB) loops the received signal on the network interface back to
the network without change.

Procedure

To run a Line Loopback:

1. Position the cursor at the Start command next to Line Loopback on the

Network & DSX-1 Tests screen.

2. Press Enter.

The Start command is changed to Stop.

3. To manually stop the test, verify that the cursor is positioned at the Stop

command.

4. Press Enter.

The Line Loopback cannot be started when another loopback or pattern test is
in progress.

CAP

DSL
Port

DSX-1
Port

CAP

T1

LIU

Framer

Framer

Transceiver

AIS

98-16112