ABSTRACT
Inessence,LU6.2actsasaninterface,orprotocolboundary,betweenSNAandanenduser's application.CloselyassociatedwithLU6.2isPU(ornodetype)2.1,whichisanenhancement toPU2.0forclustercontrollers.PU2.0,alsoknownas3270terminalemulation,istheprotocol mostoftenusedtoconnectpersonalcomputersintoanSNAnetwork.PU2.0alsoletsother devicesonanSNAnetworkaccessamainframebyemulatingaclustercontroller.
