[ih] Any suggestions for first uses of "e-mail" or "email"?

[John Day]

Yes, MTU sizes were quite small and very few networks could afford the luxury of DS0s everywhere. Many networks including corporate networks in the US were using lines well below 56K for long distance links.  It is really nice to have a Sugar Daddy.  ;-)

Take care,
John
> On Aug 10, 2015, at 09:01, Craig Partridge <craig at aland.bbn.com> wrote:
> 
>> Which raises an obvious question:  Did X.75 ever get much traction?  In 
>> my days at BBN (1985-1992), and for a few years earlier, when I was 
>> selling time sharing services, and using TELENET, I can't really recall 
>> ever encountering it in real use.
> 
> The CSNET X.25 network had to go through international X.75 gateways
> (recall the primary reason for the CSNET X.25 network was to connect
> international IP networks to the US).
> 
> My memory is that they were a serious pain.  I believe they permitted
> only two packets inflight over a connection -- and I think packets were
> either 128 or 256 bytes -- so we had to fragment IP datagrams and *slowly*
> relay them.
> 
> Craig
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