ruphus13 points out news from the Linux Foundation, which announced that all major Linux distributions meet certification requirements for the US Department of Defense's IPv6 mandates.
The announcement credits work done by the IPv6 Workgroup, whose members include IBM, HP, Nokia-Siemens, Novell and Red Hat.
Quoting: "Linux has had relatively robust IPv6 support since 2005, but further work was needed for the open source platform to achieve full compliance with DoD standards.