一、首先两台服务器做hlim用户的免密ssh登录su-hlimssh-keygen-trsassh-keygen-trsa-f/home/hlim/.ssh/id_rsa-P""在目标服务器上执行，将另外一台服务器的/home/hlim/.ssh/id_rsa.pub内容复制到/home/hlim/^Csh/authorized_keys中 su-hlimvim.ssh/authorize