Chapter 7. Test Menu
QRSS TST DS0s
Inserts a QRSS pattern in those DS0s mapped as TST in the currently active map (A or B).
None
Terminates pattern generation.
QRSS always runs at 64K/DS0.
Instructions for Generating a QRSS Test Pattern
Step | Action |
1Select QRSS ALL DS0s.
2Press Enter to record the selection. The TDU 120e starts to generate a QRSS test pattern and inserts the pattern into all DS0s.
3To end the test, select None.
Pattern Result
Displays the results of the test currently active. Leaving and returning to this menu item does not interrupt the test.
Pressing 2 injects errors into the test pattern. These errors are detected by the device performing the pattern check.
ES
The number of seconds with at least 1 bit error.
BES
The number of seconds with more than 1 bit error and less than 320.
TDU 120e User Manual |