|Source model||Closed source and partly Open source|
|Initial release||version 10.1: February, 2004|
|Latest release||126.96.36.199 Patch4 (21.1.1 Patch2 for Gen2 Devices) / 05.05.2016 (02.05.2016)|
|Platforms||Extreme Networks Network switches|
|Kernel type||Monolithic (Linux)|
|Default user interface||Command-line interface|
ExtremeXOS is the software or the network operating system used in newer Extreme Networks network switches. It is Extreme Networks second generation operating system after the VxWorks based ExtremeWare operating system.
ExtremeXOS is based on the Linux kernel and BusyBox. In July 2008 legal action was taken against Extreme Networks due to alleged violation of the GNU General Public License. Three months later the lawsuit was settled out of court.
- ExtremeXOS Network Operating System, Extreme Networks.
- Extreme Networks puts Linux to work in routing switch, Network World, 2004-05-03.
- Today's SFLC/BusyBox target: Extreme Networks, Inc, Linux Weekly News.
- BusyBox Developers Settle Case With Extreme Networks, Software Freedom Law Center.