From OpenSCADAWiki
kernel-image-rt-up-2.6.29
The kernel is originally presented in the distribution ALTLinux 5.1, and it is also moved to the local repository of the project OpenSCADA for ALTLinux T6. The kernel assembled with the extension XENOMAI and AUFS, allowing its using in the firmwares and packed root FS, that was done for the PLC LP-8x81.