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Many years ago I did something similar with a piece of software called ToneLoc. I called every number in my my city. The results back then were much more intere
by jdalgetty 5y ago
Many years ago I did something similar with a piece of software called ToneLoc. I called every number in my my city. The results back then were much more interesting as there were so many more modems and dial in networks.
- ananonymoususer 5y agoAccording to his data, no modems were present. It could be that he classified modems as facsimile, but he doesn't say.