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xviii TDU 120e User Manual 61202156L2-1
Line ........................................................................................................7-3
Payload .................................................................................................7-3
Local Loopback ...........................................................................................7-3
Line On .................................................................................................7-3
Payload On ...........................................................................................7-3
No Loopback ........................................................................................7-4
Remote Loopback .......................................................................................7-4
ATT In-Band LLB ................................................................................7-4
ANSI FDL PLB .....................................................................................7-4
ANSI FDL LLB .....................................................................................7-4
ANSI FT1 LLB ......................................................................................7-4
No Loopback ........................................................................................7-4
Test Patterns ................................................................................................7-5
All Ones ................................................................................................7-5
All Zeros ...............................................................................................7-5
QRSS Pattern ........................................................................................7-5
QRSS All DS0s .....................................................................................7-5
QRSS TST DS0s ....................................................................................7-6
None ......................................................................................................7-6
Instructions for Generating a QRSS Test Pattern ...........................7-6
Pattern Result ..............................................................................................7-6
ES ...........................................................................................................7-6
BES ........................................................................................................7-6
SES .........................................................................................................7-7
*SYNC ...................................................................................................7-7
How to Run an End-to-End Test on Fractional DS0s ....................7-7
Run Self-Test .......................................................................................................7-8
Port Tests .............................................................................................................7-9
Nx/DBU (0.1) Menu Items .......................................................................7-9
DTE LOOPBACK ................................................................................7-9
511 PATTRN ......................................................................................7-10
511 RESULTS .....................................................................................7-10
DBU LOOPBACK .............................................................................7-10
DBU TEST ..........................................................................................7-10
DBU DATA/CNTRL ........................................................................7-11
DBU TST RESULT .............................................................................7-11
DS-1 (0.2) Menu Items .............................................................................7-11
Loopback ............................................................................................7-11
Cancel Tests.......................................................................................................7-11
Chapter 8. Remote/Management Menus.............................................................8-1
Remote Menu Access ...............................................................................................8-1