Black Box 5000 - Manual (Page 166)

Multiserver 5000
164
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.
T ESTING T ELCO AND THE R EMOTE I NTEGRAL
CSU/DSU (A SYNC 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.
T ESTING A S TANDALONE M ODEM 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.