Path: utzoo!utgpu!jarvis.csri.toronto.edu!rutgers!cs.utexas.edu!uunet!portal!cup.portal.com!wordy
From: wordy@cup.portal.com (Steven K Roberts)
Newsgroups: sci.electronics
Subject: Re: Detecting telephone call progress tones
Message-ID: <25264@cup.portal.com>
Date: 22 Dec 89 05:49:24 GMT
References: <33315@ucbvax.BERKELEY.EDU>
Distribution: usa
Organization: The Portal System (TM)
Lines: 5

The DM8880 from Mitel Semiconductor handles all that... for info, 
contact their sales office in Florida at 407-321-9880 (Tom Hamlin)
  Chers...
     Steve Roberts
   Nomadic Research Labs