Verilink Access Manager 2000 (896-502037-001) Product Manual User Manual
Page 236
Configuring the T1 Network
5-112
Access Manager 2000 User Manual
44. Type the shelf and plug-in slot numbers of the NCC or TAC, and
press the
function key. The Select CSU Test Activity menu
appears.
45. Choose
the
Send QRSS Test Pattern
option and press
. The Test Current Node screen appears. Enter the following
settings and press
:
•
Test Duration: FOREVER
•
To Network or Equipment: N (Network)
•
Test From Far End: N (No)
46. Type
Y
to send the test signal when the test warning screen
appears. The Select CSU Test Activity menu appears again.
47. Verify that the STAT LED is lit yellow on the near-end and far-end
CSUs (NCC or TAC), indicating the test is in progress.
If the STAT LED flashes red and yellow at the far-end, the test has
failed (CSU is detecting errors in the looped QRSS signal). Replace
the far-end NCC or TAC and repeat the acceptance procedure. (The
near-end NCC or TAC and the T1 circuit were checked in the
previous steps, using the LLB loopback of this procedure.)
48. Select
the
View Test Status Results
option. If the screen
shows some Errors, the test has failed. Replace the far-end NCC or
TAC and repeat the acceptance procedure. (The near-end NCC or
TAC and the DS1 circuit were checked in the previous steps, using
the LLB loopback of this procedure.)
49. Press
to return to the Select CSU Test Activity screen, then
select the
Abort Test in Progress
option and press
.
50. Press
to return to the On-line: AS2000 screen.
51. Choose
the
Loopbacks
option and press
.
52. Enter the Shelf number and Plug slot number of the NCC or TAC,
and press the
function key.
53. Choose
the
Deactivate Network Loopback (PLB and
LLB)
option and press
.
F5
Enter
Enter
Enter
Enter
Enter
Enter
F5
Enter