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uname http://de.wikipedia.org/wiki/Uname
openSuSe HowTo http://lilypond.org/blog/janneke/openSUSE-HOWTO
detect if ssh requires a password
ssh user@[unauthed_host] -o PasswordAuthentication=no Permission denied (publickey,password). echo $? 255
ssh user@[unauthed_host] -qo PasswordAuthentication=no echo 0 || echo 1 1 ssh user@[authed_host] -qo PasswordAuthentication=no echo 0 || echo 1 0