This AlphaServer ES45 PSU 30-56549-01/IEEE 802.3-to-UNIBUS high-performance, synchronous com- munications controller connects VAX and PDP-11 UNIBUS systems to both Ethernet V2.0 and AlphaServer ES45 PSU 30-56549-01 802.3 local area networks. The DELUA is micropro- cessor-based, operates at 10 Mbits per second, and has 4 Mbits per second throughput capability. The DELUA is the replacement product for the DEUNA. The DELUA microcode ensures maximum throughput with minimum processor intervention. It provides significant network maintainability features including remote loopback of data from other stations, resident microdiagnostics, and system identification. AlphaServer ES45 PSU 30-56549-01-M Ethernet/IEEE 802.3-to-UNIBUS single-line communications controller. Includes base module only. For system installation, select the following cabinet kit: CK-AlphaServer ES45 PSU 30-56549-01-KM For use with shielded UNIBUS cabinets and the PDP-11/84. Gable length is 8 feet. CK-AlphaServer ES45 PSU 30-56549-01-KL For use in the PDP-11/84 OEM enclosure. Gable length is 4 feet.