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4. Maintenance
3160-A2-GB21-90 February 2001
4-21
Sending a V.54/ANSI FT1 Activation/Deactivation
Procedure
To send a V.54 or ANSI FT1 Activation or Deactivation loopback sequence to the
far-end DSU/CSU:
1. From the top-level menu screen, select Test.
2. From the Test screen, select Rlpbk.
3. From the Rem Loopback screen, press the function key that corresponds to
the specific loopback test you want to perform. Use the scroll keys, if
necessary.
The Rem Loop screen appears.
The 54UP, 54DN, FT1UP, and FT1DN commands send the requested
sequence out the network interface on the DS0 channels allocated to the port
you select here.
4. From the Rem Loop screen, press the desired function key to select the
specific port. Use the scroll keys, if necessary.
After you select a port, the sequence is sent to the far-end DSU/CSU. During
this time,
Sending
appears on Line 2 of the LCD, followed by
Command
Complete
when the sequence is complete.
During the
Sending
message, you can press the and keys without
affecting transmission of the loopback sequence.
F1
F2
F3
Test:
Rlpbk Lpbk Ptrns
F1
F2 F3
Rem Loopback:
LLBUP LLBDN 54UP
F1
F2 F3
Rem Loop:
Type
Prt1 Prt2 Prt3