Date: Sat, 21 Jun 1997 19:56:42 -0400 (EDT) From: "John T. Farmer" <jfarmer@sabre.goldsword.com> To: blaz@gold.amis.net, gary@tbe.net Cc: freebsd-isp@FreeBSD.ORG, jfarmer@goldsword.com Subject: Re: ISDN Message-ID: <199706212356.TAA14578@sabre.goldsword.com>
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On Sat, 21 Jun 1997 14:57:45 -0400 (EDT) "Gary D. Margiotta" said: >Well, the USR courier I-Modem does, and I believe there is one from >Cardinal that does also, though I am not sure of the model #. > I didn't realize the I-courier has the 2 serial ports (our first ones to evaluate are not here yet :^<). > >True, but in my situation, I am getting a PRI, which from my understanding >doesn't interface well with ISDN, and vice versa, though unfortunately I >didn't have much time to do the reasearch, the quality of our phone lines >is forcing my hands into going digital before we really wanted to. > ??? PRI is ISDN. Primary Rate Interface is 23 B channels with 1 64k D channel. It is delivered on a T-1 (European has 30 B channels & is delivered on an E-1 channel.) to your location from the telco's switch. >> Won't this be an expensive route? First buying the USR units, then switching >> to PM3? I think that 56K is just an intermediate step and it will die sooner >> or later. > Actually, I've found that _everything_ is expensive. It's just that sometimes the downside is worst !! John ------------------------------------------------------------------------- John T. Farmer Proprietor, GoldSword Systems jfarmer@goldsword.com Public Internet Access in East Tennessee dial-in (423)470-9953 for info, e-mail to info@goldsword.com Network Design, Internet Services & Servers, Consulting
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