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Appendix D: Line Test Utility
5536 PRI RAS Communications Controller Users Guide 167
Figure D-3. Port Options Dialog Box
3. Select the LoopTest setting you want to use.
4. Click OK to save the setting and return to the Port Test
Configuration dialog box.
PRBS Generator and Monitor Mode
The PRBS Generator and Monitor mode causes a port to
generate and transmit Pseudo Random Bit Sequences online
while it tries to synchronize on the received signal.
CAUTION
Use this mode only with Telco agreement. Also, when you
use this mode, make sure that remote equipment is set to
Loopback mode.
To select this mode, select PRBS Generator and Monitor
mode on the Port Test Configuration dialog box (shown in
Figure D-2 on page 165).