centos免密登录
a机登陆B机
A===============
ssh-keygen -t rsa
cd ~/.ssh/
B===============
ssh-keygen -t rsa
cd ~/.ssh/
cat id_rsa.pub > authorized_keys
vim authorized_keys
将A机的id_rsa.pub的内容写入到b机的authorized_keys
原文链接:https://www.f2er.com/centos/375733.html