Date: Thu, 14 Nov 1996 11:35:07 -0500 From: dennis@etinc.com (dennis) To: Veggy Vinny <richardc@CSUA.Berkeley.EDU> Cc: isp@freebsd.org Subject: Re: Decision in Router Purchase Message-ID: <199611141635.LAA25568@etinc.com>
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> > >On Thu, 14 Nov 1996, David Greenman wrote: > >> I'm sure you misunderstood what Dennis said. I'm sure he knows that T1's >> are DS1 speed (1.544Mbits/second). > > You're probably right since I asked him if a 10MBps or 10/100Mbps >card would be better for the ethernet from the machine and he said, the >max is 3MBps, 1.544MBps in/1.544MBps out full deplex. The routing requirement for a T1 line is potentially 2 X 1.544Mbs, as it, unlike ethernet, is full duplex. Bus transfers (about which I was referring) are double the bandwidth for HDLC / Sync lines. Dennis
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