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Contents
Reference Guide for the Model XM128 ISDN Digital Modem
Appendix D
Status Registers and Result Codes
Viewing and Setting S-Registers ................................................................................... D-1
Setting S-Registers ................................................................................................. D-2
Examples for Setting S-Registers ..................................................................... D-2
S-Register Descriptions .......................................................................................... D-4
ATXn Result Code Option Table ............................................................................ D-19
Result Code Chart Symbol Reference .................................................................. D-21
Result Code Field Descriptions ............................................................................. D-22
Connect Strings for Error Corrected Connections ................................................. D-23
Appendix E
Connector Pin Assignments
RJ-45 Plug and Connector ............................................................................................ E-1
RJ-11 Plug and Connector ............................................................................................ E-3
Appendix F
Serial Port Interface
RS-232 Serial Interface ..................................................................................................F-1
Asynchronous Cable Connections .................................................................................F-2
Appendix G
ISDN Reference
ISDN Overview .............................................................................................................. G-1
Basic Rate Interface ................................................................................................ G-2
Out-of-Band Signaling ............................................................................................. G-2
Terminal Adapter or Digital Modem ......................................................................... G-3
ISDN Basic Rate Interface Points ........................................................................... G-3
SPID Setup ............................................................................................................. G-4
Ordering ISDN Service .................................................................................................. G-4
Order Form for AT&T 5ESS Switch (NI-1 ISDN) ............................................................ G-6
Order Form for DMS-100 Switch (NI-1 or Custom ISDN) .............................................. G-7
Order Form for EWSD (NI-1 ISDN) ............................................................................... G-8
Index
Summary of Contents for XM128
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