PU2.1

AcronymDefinition
PU2.1Physical Unit 2.1 (peer-to-peer as in APPN in SNA network)
References in periodicals archive ?
A TCP/IP edition of the Client, which has the same features as the Open Client but with TN3270E, Microsoft SNA Server and SPX/IPX support disabled, will be bundled with the Brixton PU2.