1, 2006 Ability to run on an IA-64 architecture processor, although this never went beyond beta. Minimum level required for POWER4 hardware and the last release that worked on the Micro Channel architecture 64-bit kernel, installed but not activated by default JFS2 Ability to run in a Logical Partition on POWER4 The L stands for Linux affinity Trusted Computing Base (TCB) Support for mirroring with striping AIX 4.3.3, September 17, 1999 Online backup function Workload Manager (WLM) Introduction of topas utility AIX 4.3.2, October 23, 1998 AIX 4.3.1, April 24, 1998 First TCSEC security evaluation, completed December 18, 1998 AIX 4.3, October 31, 1997 Ability to run on 64-bit architecture CPUs IPv6 Web-based System Manager AIX 4.2.1, April 25, 1997 NFS Version 3 Y2K-compliant AIX 4.2, May 17, 1996 AIX 4.1.5, November 8, 1996 AIX 4.1.4, October 20, 1995 AIX 4.1.3, July 7, 1995 CDE 1.0 became the default GUI environment, replacing the AIXwindows Desktop. AIX 4.1.1, October 28, 1994 AIX 4.1, August 12, 1994 AIX Ultimedia Services introduced (multimedia drivers and applications) AIX 4.0, 1994 Run on RS/6000 systems with PowerPC processors and PCI busses. AIX 3.2 1992 AIX 3.1, (General Availability) February 1990 Journaled File System (JFS) filesystem type AIXwindows Desktop (based on X.desktop from IXI Limited) AIX 3.0 1989 (Early Access) LVM (Logical Volume Manager) was incorporated into OSF/1, and in 1995 for HP-UX, and the Linux LVM implementation is similar to the HP-UX LVM implementation. SMIT was introduced. IBM System/370 releases AIX/370 Version 1 Release 1 Announced March 15, 1988 Available February 16, 1989 Does not run in XA, ESA or z mode AIX/370 Version 1 Release 2.1 Announced February 5, 1991 Available February February 22, 1991 Withdrawn December 31, 1992 Does not run in XA, ESA or z mode AIX/ESA Version 2 Release 1 Announced March 31, 1992 Available June 26, 1992 Withdrawn Jun 19, 1993 Runs only in S/370-ESA mode AIX/ESA Version 2 Release 2 Announced December 15, 1992 Available February 26, 1993 Withdrawn Jun 19, 1993 Runs only in S/370-ESA mode IBM PS/2 releases AIX PS/2 v1.3, October 1992 Withdrawn from sale in US, March 1995 Patches supporting IBM ThinkPad 750C family of notebook computers, 1994 Patches supporting non PS/2 hardware and systems, 1993 AIX PS/2 v1.2.1, May 1991 AIX PS/2 v1.2, March 1990 AIX PS/2 v1.1, March 1989 IBM RT releases AIX RT v2.2.1, March 1991 AIX RT v2.2, March 1990 AIX