Tony, My e-mail address is [email protected].
Duane > RE>>h/w modem Vs. s/w modem 11/7/97 > >Duane, > >Please send me your e-mail address if possible. I would like to discuss the >issue of consultant recommendations in more detail with you and that's >probably not an appropriate topic for a public forum. > >Thx, >[email protected] > >-------------------------------------- >Date: 11/7/97 10:54 AM >To: Tony Fredriksson >From: [email protected] >Lawrence, > >I spent a good part of last year designing a DAA dongle for a softmodem. >Going through approvals in 15 countries was a period of ulcer development. > >A soft modem will always cause more apprehension than a chipset based >modem. Most PTT's consider softmodems to be infinitely programmable and >they worry softmodem could be configured for used in an un-approved mode. >Approvals are a mine field at best. A softmodem definitely increases the >problems and time to get approvals. > >To eliminate some problems do the following: > >1. If you don't have prior experience do not attempt approvals on your own. >2. Choose a testing house and/or consultant very carefully. Ask for >references. >3. Obtain quotes from several testing houses. >4. Stress only approved softmodem code will be shipped to that country. >5. Country configuration cannot be changed by user. >6. Stress softmodem code is in EPROM or Flash which prevents user >intervention. >7. If DAA is a dongle, dongle it must be fixed for that country. i.e. >dongle is identified by softmodem for use in that country only. >8. Australia, France, Japan and South Africa require most attention. > >Good Luck, > >Duane Marcroft >Modem Designer and Telecom Consultant > > >> Hello All, >> >> In general, in terms of telecom testing, will there be a lesser or >>more >> stringent testing requirements on software modem as compare to >>hardware >> modem? >> >> On telecom standards apply to h/w & software modem, are there the >>same? >> >> Your inputs are much appreciated. >> >> Regards, >> Lawrence >> Hewlett Packard Singapore >> >> >====================================================================== >> Software Modem is: >> A modem implemented entirely in software. Software modems rely on the >> computer's processor to modulate and demodulate signals. >> >====================================================================== >> > > > > >------------------ RFC822 Header Follows ------------------ >Received: by mac.net.com with ADMIN;7 Nov 1997 10:53:22 -0800 >Received: from ns1.net.com by unet.net.com (SMI-8.6/SMI-SVR4) > id KAA12296; Fri, 7 Nov 1997 10:50:20 -0800 >Received: from europe.std.com (europe.std.com [199.172.62.20]) by ns1.net.com >(8.8.6/8.6.9) with ESMTP id KAA12036; Fri, 7 Nov 1997 10:52:42 -0800 (PST) >Received: by europe.std.com (8.7.6/BZS-8-1.0) > id MAA03032; Fri, 7 Nov 1997 12:58:19 -0500 (EST) >Received: from world.std.com by europe.std.com (8.7.6/BZS-8-1.0) > id MAA03021; Fri, 7 Nov 1997 12:58:16 -0500 (EST) >Received: from mail.crl.com by world.std.com (5.65c/Spike-2.0) > id AA15591; Fri, 7 Nov 1997 12:58:14 -0500 >Received: from [168.75.101.2] (A101002.sfo1.as.crl.com [168.75.101.2]) > by mail.crl.com (8.8.7/) via ESMTP id JAA19580 > for <[email protected]>; Fri, 7 Nov 1997 09:57:29 -0800 (PST) > env-from ([email protected]) >X-Sender: [email protected] >Message-Id: <v03010d01b088f3d23de6@[168.75.103.23]> >In-Reply-To: <H000072c0f3e208c@MHS> >References: <H000072c0f3e208b@MHS> >Mime-Version: 1.0 >Content-Type: text/plain; charset="us-ascii" >Date: Fri, 7 Nov 1997 10:00:24 -0800 >To: [email protected] >From: "Duane J. Marcroft" <[email protected]> >Subject: Re: h/w modem Vs. s/w modem >Sender: [email protected] >Precedence: list >Reply-To: [email protected]
