Category: Server, Workstation
Desktop environment: X10/X11
Architecture: MIPS, VAX
Based on: BSD
The last version | Released: 4.5 | December 1995
ULTRIX – an operating system made by DEC (Digital Equipment Corporation), based on the 4.2BSD UNIX operating system with improvements 4.3BSD and System V Release 2 Contain various improvements that are specific to the digital hardware systems.
First Ultrix-32 was based on 4.2BSD with some of the features of System V, and released in 1984.
Its purpose was to be a pure UNIX for VAX with support for DEC. Later, Ultrix-32 added support for DECnet DEC and other appropriate protocols such as LAT.
ULTRIX runs on VAX and MIPS (R2000, R3000 or R4000 series).
The file systems support:
– can read/write: UFS (RW)e36, NFS (RW)e36
– can read: ISO 9660 (R)e100
– can read/write through third party or optional software: FAT (RW)w55 [using “mtools”, a set of MS-DOS utilities for UNIX, SMB (through SAMBA)
The latest version Ultrix-11 V4.5 was released in November 1995.
The Digital Equipment Corporation was bought in 1998 by Compaq, and starting from 2002 the Compaq is a part of Hewlett-Packard.
No download is available.