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Certain files and information contained on this site deal with activities and devices which would be in violation of various Federal, State, and local laws if actually carried out or constructed. We do not advocate the breaking of any law. Contact your local law enforcement officials before undertaking any project based upon any information obtained from this site or any other web site. Digital Information Society disclaims all warranties with regard to this information, including all implied warranties of merchantability and fitness. In no event shall Digital Information Society be liable for any special, indirect or consequential damages or any damages whatsoever resulting from loss of use, data or profits, whether in an action of contract, negligence or other tortious action, arising out of or in connection with the use or performance of this information.

  • CSC "Anti-Telecom Fraud" Device
  • Phone Fraud in the Telecom Industry
  • Hacking Easylink Telex/Mailgram Systems
  • Alliance Teleconferencing
  • How a Telephone Works
  • DMS 100 Switch
  • Finding Unlisted Numbers
  • Essence of A Conference Call
  • Building a Phone Patch
  • Passive Digital to Analog Converter
  • Loops Explained
  • Ring Busy Device
  • 1AESS Common Input Messeages
  • Trunking System Line Noise
  • Fax Machine Interception
  • All about Diverters
  • ANI Discussion
  • AT&T/BOC Routing Codes
  • Introduction to Telecommunications
  • Telco Glossary
  • Operator Assisted Calls
  • 1AESS Toll Switch
  • Engineering & Operations in the Bell System
  • Basic Telecommunications Part 1
  • Basic Telecommunications Part 2
  • Basic Telecommunications Part 3
  • Basic Telecommunications Part 4
  • Basic Telecommunications Part 5
  • Basic Telecommunications Part 6
  • Basic Telecommunications Part 7
  • Various Phone Circuits/Schematics
  • ADSL Information
  • ADSL Tutorial
  • Bluetooth Technology and Wireless Networking
  • Local Area Network Bridges
  • Cable Modem Tutorial
  • Cable Modem Resources
  • ATM Information
  • CDPD Information
  • Datacom Cabling FAQ
  • Digital Loop Carriers
  • Ethernet
  • Overview of the GSM system
  • High Level Data Link Control (HDLC)
  • Frame Relay
  • Signaling System 7 Tutorial
  • Time Division Multiple Access (TDMA) Tutorial
  • ISDN Information

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