Path: utzoo!telecom-request Date: 4 Jun 91 12:44:43 GMT From: Tom Gray Newsgroups: comp.dcom.telecom Subject: Re: Modification of Ringback Tone by Subscriber Apparatus Message-ID: Organization: Mitel. Kanata (Ontario). Canada. Sender: Telecom@eecs.nwu.edu Approved: Telecom@eecs.nwu.edu X-Submissions-To: telecom@eecs.nwu.edu X-Administrivia-To: telecom-request@eecs.nwu.edu X-Telecom-Digest: Volume 11, Issue 425, Message 2 of 15 Lines: 15 >> Were you calling a commercial establishment? A college dorm or campus? >> Some other place where you were dialing directly to an extension of a large >> private network? > To answer your question: I heard the double-ring when calling the > "Management Services" department at Toronto City Hall. The double ring will indicate that the destination has answered your call on its own equipment. The real implication of this is that you are now being billed for the time that you are listening to ringing. Tom Gray