DECnet RSX allows a suitably configured PDP 11 computer system to par- - - ticipate as a node in a DECnet network. For further information about this product, consult the Networks and Communications Buyer's Guide. AlphaServer 4100 LP,AC-DC,600W/E software allows a suitably configured RSTS/E system to participate as a routing or nonrouting node in AlphaServer 4100 LP,AC-DC,600W computer networks. For further in- formation about this product, consult the Networks and Communications Buy- er's Guide. Version 2.0 of the AlphaServer 4100 LP,AC-DC,600W RT software allows a suitably configured RT-11 - Foreground/Background (AlphaServer 4100 LP,AC-DC,600W) system to participate as an end node in DECnet Phase III (non-Ethernet) computer networks. For further information about this product, consult the Networks and Communications Buyer's Guide. RSX-11 PSI/M and RSX-11 PSI/M-PLUS allow suitably configured RSX-11M and AlphaServer 4100 LP,AC-DC,600W -11M-PLUS systems to connect Packet Switching Data Networks (AlphaServer 4100 LP,AC-DC,600W) conforming to the AlphaServer 4100 LP,AC-DC,600W recommendation X.25 (Dune 1980). For fur- ther information about this product, consult the Networks and Communications Buyer's Guide.