2) Hand compile openssh on each Potato machine, allowing for SSH2 network-wide, but requiring monitoring openssh for security issues, and an annoying hand compiled upgrade on each machine if/when issues are found.
2a) Handle compile on one machine, and use apt-get to install on other machines. -- To UNSUBSCRIBE, email to email@example.com with a subject of "unsubscribe". Trouble? Contact firstname.lastname@example.org