A Minimalist Setup to Encrypt Traffic Between Linux Servers Using IPSec-Tools/Racoon
Let's have two servers running Ubuntu Linux, one we call the red machine, the other the blue machine, and we want the traffic between both encrypted using IPSec. To avoid mistakes and to retain a clear view, first we add on all machines (including our workstation) entries for the servers to /etc/hosts. For example, if… Read More »