Paradyne 8784 manual Remote Send Line Loopback, Procedure

Models: 8784

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Remote Send Line Loopback

5. Testing

Remote Send Line Loopback

The local unit initiates this test by sending a line loopback Up or Down command to the remote unit for 10 seconds. When the remote unit detects the loopback Up command, it puts itself in line loopback and lights the front panel Test LED. The remote unit remains in loopback until it receives a loopback Down command or the remote unit's test timeout value is exceeded.

The Send Line Loopback tests both units. External equipment can be used to verify the link.

 

Local

 

 

Remote

 

T1

CAP

CAP

CAP

CAP

T1

LIU

 

 

 

 

LIU

Framer

Framer

Transceiver

Transceiver

Framer

Framer

AIS DSX-1 Port

98-16109

Manual background Procedure

To run a Remote Send Line loopback:

1.Position the cursor at the Up or Down selection next to Send Line Loopback on the Network & DSX-1 Tests screen.

2.Press the spacebar to select either Up or Down.

3.Position the cursor at the Send command next to Up or Down selection.

4.Press Enter.

The local unit stops sending the loopback command automatically after

10 seconds. You cannot stop the Remote Send Line Loopback test manually.

The Remote Send Line Loopback cannot be started when any other loopback or a Send and Monitor 511 test is active on the network interface.

5-6

February 2001

8784-A2-GB20-30

Page 56
Image 56
Paradyne 8784 manual Remote Send Line Loopback, Procedure