The dog you see here helped create TaborRampart.
She's pretty smart, that dog.
The guts of the TaborRampart VPN are very useful. I've extracted that code from the main TaborRampart system and present it here for your use. Instructions are provided in the form of commentary in the C source. You need to have proficiency in ssh to make effective use of the VolksVPN.
Download the vpn.c file.
Download the COPYING file containing the GNU General Public License.