Useful-Info

Here is a Wiki page to share reference manuals and technical info you might find useful.
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PDFs attached to this wiki page

• Conexant: AT Commands for CX930xx-2x and CX93040-1x Modems Reference Manual (XM3000S-A00-103.pdf)

  Manual date: June 27, 2011
  Contributed by Druss67 in this forum post.
  
  

• Conexant: CSM92 Reference Modem User’s Guide (DSASW00144546.pdf)

  Manual date: June 3, 2008
  Source link here
  
  

Links

• Caller ID Technical Bulletin from sandman.com

  Highly technical info about troubleshooting caller ID problems on land lines.
  
  

• European Standard ETSI EN 300 659-3 V1.3.1 (Telecommunications series)

  Manual date: January 2001
  
  

• Orange/France telecom implementation of CID (in French)

  Manual date: March 2004
  
  

• Technical Reference Material Telephone Service Interface Version 5.0 (Nippon Telegraph and Telephone East Corporation - NTT East)

  index of document (in Japanese)
  full document (in Japanese)
  Manual date: February 13, 2020
  
  

• Caller ID FAQ v2.32

  FAQ date: April 1, 2004