[geeks] Modem Sniffer

James Fogg James at jdfogg.com
Thu Jun 14 08:46:51 CDT 2007


> Try hooking a "tap modem" to a separate computer and to the
> phone line in use by the "real" modems, then tell the tap
> mode to pick up the phone with the correct speed and whatnot,
> using the appropriate AT commands.  It will probably help if
> you lock your calling modem into some known combination of
> speed and features, so you don't have to guess whe you tell
> the tap to pick up.


Since modems are designed to be multipoint (more than one modem on a
hoot & holler circuit) this would work. You'll need a pbx with
conference features or a public conference system.



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