~/.ssh/config
Host 服务器名A
user 用户名
hostname 服务器ip
port 端口号
identityfile 本地私钥地址
...
Host 服务器名B
user 用户名
hostname 服务器ip
port 端口号
identityfile 本地私钥地址
...
...
...
Host *
...
...
配置选项
配置文件
mkdir -p ~/.ssh && echo "
Host *
ServerAliveInterval 60
ServerAliveCountMax 60
ConnectTimeout 30
StrictHostKeyChecking no
UserKnownHostsFile=/dev/null
">> ~/.ssh/config
chmod 400 ~/.ssh/config
使用alias
alias ssh="ssh \
-o ServerAliveInterval=60 \
-o ServerAliveCountMax=60 \
-o ConnectTimeout=30 \
-o UserKnownHostsFile=/dev/null \
-o StrictHostKeyChecking=no \
"