Analysis of information sources in references of the Wikipedia article "Systems Network Architecture" in English language version.
and the 3790/3760 data entry/data communications ...
VMS/SNA, software that runs under VMS in conjunction with a synchronous board, in a VAX configured with a BIbus, makes a single VAX appear as a PU 2 node.
HP also unveiled IBM connection capabilities with Systems Network Architecture (SNA) Server and Server Access software.