[VoIP] ProjectMF box

[Donald Froula]

http://www.webcrunchers.com/crunch/esq-art.html

...for some background.

Don

--- Duncan Smith <duncan.b.smith at gmail.com> wrote:

> On Fri, Jun 08, 2007 at 01:56:34PM -0400, Steph
> Kerman wrote:
> > Please elaborate on this.
> 
> In the sixties and seventies hobbyists (phreakers)
> figured out that
> they could send a 2600hz wink followed by MF tones
> from a home line,
> and thus do interesting things like dial numbers
> undialable from
> normal customer lines.  ProjectMF is a way for
> people to experience
> what it was like.
> 
> -- 
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