v0.1 to v0.4a, 19 March 1998 to 4 August 1998, drafts, not included in the LDP
v1.0, 14 August 1998, release to the LDP
v1.1, 18 August 1998, added info about IrCOMM patch by Takahide Higuchi, minor changes
v1.2, 24 August 1998, updated to linux-irda-1998-08-20 snapshot, added FIR section and revision history, minor changes
v1.3, 27 September 1998, added sections about multiple instances, cellular phones, digital cameras,Linux to Linux connection, the cutting edge - CVS, power saving; some changes in general configuration section, changes in hardware survey section, minor changes
v1.4, 11 October 1998, better description of IrCOMM support, changes in dongle connection section, changes in Palm III section, minor changes
v1.5, 12 October 1998, minor changes
v1.6, 26 October 1998, section about IrManager added, updated to the linux-irda-1998-10-21 snapshot, changed dongle connection section, minor changes
v1.7, 1 November 1998, added remote control section, changed dongle connection section, minor changes
v2.0, 9 January 1999, nearly complete rewrite and rearrangement according to the new structure of Linux/IR which is included into the kernel since 2.1.131, added info about BIOS support into dongle connection section, configuration tool section and CVS section removed
v2.1, 13 January 1999, minor changes
v2.2, 26 January 1999, project name changed from Linux/IR to Linux/IrDA, extended the Troubleshooting chapter, changed the order of the Known Bugs chapter after the Troubleshooting chapter, removed some lint
v2.3, 4 February 1999, added chapter about Eye Safety written by Andreas Butz; spell checking, reworking of Kernel Parameters chapter and additional information by Andreas Butz; minor changes
v2.4, 9 February 1999, changed information about applying a patch file
v2.5, 12 March 1999; new URL for Linux/IrDA; added chapters about Big Endian support, irdaping, irdadump and Beyond IrDA - Extending Transmission Distance; chapter Obtaining Information about the Infrared Port in Laptops improved; added many information provided by Fons Botman to Windows chapter; added SMP chapter; informations about Ericsson SH888 added; removed obsolete FAQs; minor changes
v2.6, 6 April 1999, added chapters Connection to Docking Station, Connection to Keyboard and Connection via Serial Cable, minor changes
v2.7, 11 June 1999 started chapter Upcoming Standards (Bluetooth and IrDA), added annotations about CORBA to GUI chapter, minor information about Nokia cellular phones added, added appendix Serial Infrared Port Sniffer, started IrDA Network Neighborhood section, started Connection to Psion 5 chapter and appendix C, minor additions to LIRC chapter, minor changes
v2.8, 20 September 1999, added LiRC mailing list, changed <htmlurl ... > tag to <url ...>, changed format of conf.modules entries, addition to hardware detection (PCMCIA), added IrDA mailing list, changed address of Linux-IrDA mailing list, minor additions to multiple instances section, added URL of French translation, added new sersniff to Appendix B, added section about precompiled packages, added Palm III Connection to Thinkpad 600 chapter, minor changes
v2.9, 21 September 1999, changes in Printer Connection chapter, spellchecking, added connection to Siemens S25, minor changes
v2.10, 2 November 1999, minor changes
v2.11, 9 March 2000, added links to the 'irctl' and 'IRManager' infrared control programs, new base URL of the document, new chapter Connecting from Linux to WinCE courtesy from Arthur Tyde and Bryan Abshier of Linuxcare Inc., link to IrDA-Java interface added, link to HOWTO about Toshiba and IrDA added courtesy from Guenther Wieser, more information about a connection to S25 courtesy by Timo Felbinger, links to AT commands for cellular phones added, new chapter Code History, link to SH888 phone book tool, a short survey of IrDA protocols courtesy from Lichen Wang, minor changes
v3.0, 5 November 2000, format changed to DocBook , license changed to GNU Free Documentation License - GFDL, title changed from IR-HOWTO to Infrared-HOWTO, new document URL, links to Linux/IrDA updated
v3.1, 8 November 2000, links updated, changed to DocBook 3.1
v3.2, 21 March 2001, obsolet references to irmanager, /dev/irnine and wrong device numbers removed, changes according to kernel 2.4.x applied, extensive proof-reading and testing, new links to e-Squirt added, new chapter about module options, new chapter about null modem connection, sections reordered and cleaned up, other links updated
v3.3, 22 April 2001, included docs from 2.4.3 kernel, removed references to obsolet stuff, minor changes