[Simh] terminal multiplexers

[Al Kossow]

On 11/12/15 5:25 AM, Patrick Finnegan wrote:
> DEC's DECserver, Xyplex Maxserver, Annex terminal servers, and Xylogics
> (for the ones I have touched and remember) all converted telnet into
> real RS/EIA-232 lines.

And Ungerman-Bass and Bridge Communications CS/200 before that. I think 
Bridge was the first TCP/IP serial bridge. UB was XNS and Net/One was 
one of the first 3rd party Ethernet products.

The Jim Pelkey book is now on line
www.historyorfcomputercommunications.info/Book/BookIndex.html