SSH客户端配置
在用户家目录下创建SSH客户端配置文件.ssh/config,内容如下:
# 单个主机配置
Host testhost
HostName 192.168.1.100
# 全局配置
Host *
User root
Port 22
示例
Host a1n1
Hostname a1-node1
User root
Port 22
IdentityFile /root/38/id_rsa
Host b1n1
Hostname b1-node1
User root
Port 22
IdentityFile /root/38/id_rsa