Nginx四层反向代理

yum install epel-release
yum install nginx

systemctl start nginx
或者直接使用命令启动
nginx

worker_processes 1;

events {
    worker_connections  1024;
}

stream {  
    upstream tcp_proxy {
        hash $remote_addr consistent;
        server <target_host>:22;
    }

    server {
        listen 2222;
        proxy_connect_timeout 1s;
        proxy_timeout 10s;
        proxy_pass tcp_proxy;
    }
}

systemctl restart nginx

ssh <current_host> -p 2222