Here is some information on Caller ID in the UK
Here is some brief information on Caller ID in Europe

Call Accounting Systems can monitor Caller ID, call progress tones, call waiting tones, digits dialed, off hook, on hook and switch hook flash allow the tracking of all inbound and outboud calls. Thus a complete history of called party, calling party, time of call, duration of call, credit card numbers used, access codes used, bill back codes, features used and conferenced calls can be maintained.

Call Accounting systems are used by many businesses to reconcile their telephone bills, charge back to departments and to control telephone misuse. Here are some of the components capable of tracking more than the Caller ID information.

• Hardware
• Software

Here is some preliminary information

• Blocking devices
• Chips
• Home rolled and kits
• Manufacturers
• Modems
• Simulators

• Commercial packages
• Freeware and Shareware

• Blocking
• Spoofing
• 1-900-STONEWALL. This is a service that allows you to place a call from their phone lines, thus confusing caller id, but at a cost of about $6.99 / min...

• Bellcore documentation
• Motorola MC145447 spec sheet excerpts
• an older Rockwell modem chip spec sheet

Press your browser's BACK button to return
goto Telecommunications Tidbits page