Black Box 5000 manual 164

Multiserver 5000

3.You may do either one of the following setups: a. • Select remote echo (option 2).

•Attach an async tester (i.e., a BERT) to the async port initiating the test. Type in some data. All data entered should be received on your display.

or

b.Select the remote fox (option 4). The message is automatically sent. It should be received and displayed.

TESTING TELCO AND THE REMOTE INTEGRAL

CSU/DSU (ASYNC CHANNEL IS NOT FORCE

CONNECTED)

Notes

•This test will interrupt normal operation over the selected link.

•The test requires operator intervention at the remote unit.

At the remote Multiserver:

Put the remote Multiserver into a digital loopback test (option 2 for the integral ISU).

At the local Multiserver:

1.Log into the Command Facility Main Menu, Diagnostics (option 7). Select Remote Composite Loopback (option 1).

2.At the Diagnostics Menu, select Link Channel Loopback (option 2). Enter the channel number of the link.

3.You may do either one of the following setups: a. • Select remote echo (option 2).

•Attach an async tester (i.e., a BERT) to the async port initiating the test.

•Type in some data. All data entered should be received on your display.

or

b.Select the remote fox (option 4). The message is automatically sent. It should be received and displayed.

TESTING A STANDALONE MODEM OR CSU/DSU

Notes

•This test will interrupt normal operation over the selected link.

•The test requires operator intervention at the remote unit.

1.Log into the Command Facility Main Menu, Diagnostics (option 7). Select Remote Composite Loopback (option 1).

2.At the Diagnostics Menu, select Link Channel Loopback (option 2). Enter the channel number of the link.

3.You may do either one of the following setups: a. • Select remote echo (option 2).

•Attach an async tester (i.e., a BERT) to the async port initiating the test.

•Type in some data. All data entered should be received on your display.

or

b.Select the remote fox (option 4). The message is automatically sent. It should be received and displayed.

164