Centos 7 sshd 启用密码登录
阿里云Ecs默认ssh服务禁用密码登录，需要修改/etc/ssh/sshd_config
PasswordAuthentication yes
优雅的设置客户
- copy your .pem to your home(Mac OSX ： /Users/your name/.ssh/.pem)
- modify config file (Mac OSX :/Users/your name/.ssh/config ) add like this.
配置文件内容
Host *
ServerAliveInterval 60
# ssh alias
Host your alias
HostName remote host
User root #remote host user
IdentityFile ~/.ssh/xxx.pem #your pem file
Used ssh
ssh xxx # your alias
