USER’S MANUAL ISDN TESTER AND ANALYZER D2000
PRO
/D2000Lite/D2000
During the test the instrument makes a loop on every active B channel.
The screen indicates the total number of calls and the number of failed cycles the
instrument has detected.
“Failure” means that the instrument was not able to make all
calls.
To view and analyze failures:
4
Scroll through the pages indicating a failed call with related
information. Observe that the cause number for each
failure appears on the screen.
This example shows Failure 1 with related information, such as the time of the failure,
the call with the corresponding burst that has failed, and the cause number.
3.7. Performing a U Interface Test (NT1-U only)
Use the U INTERFACE test to check the line quality of the U interface to a user. Line
quality is measured in analog way.
CHAPTER 3 - PERFORMING A MANUAL TEST
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Summary of Contents for D2000 Lite
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Page 170: ...ISDN TESTER AND ANALYZER D2000 PRO D2000Lite D2000 USER S MANUAL APPENDIX A 170 APPENDIX A...
Page 177: ...USER S MANUAL ISDN TESTER AND ANALYZER D2000 PRO D2000Lite D2000 APPENDIX B APPENDIX B 177...
Page 185: ...USER S MANUAL ISDN TESTER AND ANALYZER D2000 PRO D2000Lite D2000 APPENDIX C APPENDIX C 185...