Path: utzoo!attcan!uunet!cs.utexas.edu!csd4.milw.wisc.edu!bionet!apple!sun-barr!texsun!texbell!vector!telecom-gateway From: claris!apple!netcom!edg@ames.arc.nasa.gov (Edward Greenberg) Newsgroups: comp.dcom.telecom Subject: Re: The Tone Which Announces Request for Card Number Message-ID: Date: 31 Jul 89 22:16:21 GMT Sender: news@vector.Dallas.TX.US Reply-To: Edward Greenberg Organization: NetCom Services - Public Access Unix System (408) 997-9175 guest Lines: 9 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 268, message 3 of 11 My understanding is that this is octothorpe (pound) followed by a decaying volume dialtone. The octothorpe unlocks the touchtone pad in certain cases. The dialtone is just a cue to the human to go ahead and dial. -e -- Ed Greenberg uunet!apple!netcom!edg