Path: utzoo!attcan!uunet!tut.cis.ohio-state.edu!brutus.cs.uiuc.edu!wuarchive!swbatl!texbell!vector!telecom-gateway From: tanner@ki4pv.uucp (Dr. T. Andrews) Newsgroups: comp.dcom.telecom Subject: Re: While Phone Rings, Charges May Begin Message-ID:Date: 9 Aug 89 10:47:31 GMT Sender: news@vector.Dallas.TX.US Organization: CompuData, Inc. (DeLand) Lines: 7 Approved: telecom-request@vector.dallas.tx.us X-Submissions-To: telecom@eecs.nwu.edu X-Administrivia-To: telecom-request@vector.dallas.tx.us X-TELECOM-Digest: volume 9, issue 286, message 8 of 8 ) ... green box ... tone to payphone Do payphones not use out-of-band signalling? It would seem to invite abuse if they used in-band signalling, especially if someone were inclined to carry a recording of money being dropped into the thing. -- ...!bikini.cis.ufl.edu!ki4pv!tanner ...!bpa!cdin-1!ki4pv!tanner or... {allegra attctc gatech!uflorida uunet!cdin-1}!ki4pv!tanner