1. prereqs
sudo ls -al /root/.ssh/
-r-------- 1 root root 402 Oct 12 2017 authorized_keys
ls -al .ssh/
-r-------- 1 alain users 1675 Oct 12 2017 .ssh/id_rsa
2. ssh now
ssh -D 4444 -q -C -N -f root@localhost
3. firefox (re)config
sudo ls -al /root/.ssh/
-r-------- 1 root root 402 Oct 12 2017 authorized_keys
ls -al .ssh/
-r-------- 1 alain users 1675 Oct 12 2017 .ssh/id_rsa
ssh -D 4444 -q -C -N -f root@localhost