Stream

Using Nginx as a TCP/UDP proxy.

Create folders:

mkdir /etc/nginx/streams-available

mkdir /etc/nginx/streams-enabled

Edit nginx.conf:

nano /etc/nginx/nginx.con

...

stream {
	include /etc/nginx/streams-enabled/*;
}

server {
	listen 12345;
	proxy_pass 1.2.3.4:12345;
}