Article View: sci.electronics
Article #21695Re: How can I restrict outgoing phone calls?
From: ihor.j.kinal
Date: Wed, 07 Jun 1989 16:59
Date: Wed, 07 Jun 1989 16:59
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In article <2437@rayssdb.ray.com>, iws@rayssdb.ray.com (Ihor W. Slabicky) writes: > > Buy a touchtone phone, take out or disconnect > the touchtone pad, and hook up the phone to the > line. You'll be able to receive all the calls > you want, but can't dial out. Yes, but a really determined person could: 1). By a tone-generator dialer [e.g. from Radio Shack for perhaps $20]. [I wonder if you could install a filter to eliminate the tones???] 2). Even use switch-hook dialing [difficult, but I guess all they would have to do is get the operator. If you really want to be secure, it might be difficult. Perhaps for some dollars, the phone company could provide a non-outgoing line. Perhaps this should really be in the telecom section. Ihor Kinal P.S. Although I work at Bell Labs, I'm a software person. P.P.S. Nice to see another Ihor on the net.
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!cs.utexas.edu!rutgers!att!cbnewsh!ijk From: ijk@cbnewsh.ATT.COM (ihor.j.kinal) Newsgroups: sci.electronics Subject: Re: How can I restrict outgoing phone calls? Summary: No outgoing calls from a phone Message-ID: <1230@cbnewsh.ATT.COM> Date: 7 Jun 89 16:59:29 GMT References: <778@tetons.UUCP> <244@csense.UUCP> <2437@rayssdb.ray.com> Organization: AT&T Bell Laboratories Lines: 26