# call args: ['ssh','-o','CheckHostIP no','-o','HashKnownHosts no','-o','StrictHostKeyChecking no','-o','VerifyHostKeyDNS no','-o','UserKnownHostsFile /dev/null','-o','HostbasedAuthentication no','-o','ChallengeResponseAuthentication no','-o','RhostsRSAAuthentication no','-o','GSSAPIAuthentication no','-o','ProxyCommand=ssh -o "PasswordAuthentication no" -o "GSSAPIAuthentication no" -vvv -k root@192.168.1.1 nc %h 22','-o','PasswordAuthentication yes','-o','PubkeyAuthentication yes','-o','ServerAliveInterval=30','-x2MN','-o','NumberOfPasswordPrompts=1','-o','PreferredAuthentications=publickey,keyboard-interactive,password','-S','/root/.libnet-openssh-perl/root-10.20.30.40-16309-99228','-l','root','10.20.30.40','--']