Make sure you created a tunnel, If you have a tunnel created on your lectron dashboard skip steps below and follow from [[Step 15]]

Go on our Tunnel Dashboard : https://dashboard.lectron.com/tunnels

Type  " sudo modprobe ip_gre
lsmod | grep gre" " [[enter]]"

Go to this link : https://www.lectron.com/tunnel-script-linux/

Copy this script and paste it on your script.sh

Type "sh script.sh up [[enter]]"
Tunnel Started

Go to ping.pe website and type your tunnel ip check its working or not

Type " nano /etc/nginx/nginx.conf" [[enter]]

(using nginx method)
ADD "stream {
    server {
        listen 168.100.15.130:25565;
        proxy_pass 172.18.0.1:$server_port;
        proxy_protocol on;
}
}
"

Save the file: "[[CTRL + 0]]" and "[[CTRL + X]]" to exit

You can add your server ip and port 
example: 
listen 168.100.15.130:25565;
listen 168.100.15.130:25566;
listen 168.100.15.130:25567;


Type the IP Address of default wings "172.18.0.1"

Enter an IP address to assign ports to here.

Enter individual ports or port ranges here separated by commas or spaces.

ALL DONE. now you can create your game server and connect

After your Server installed Click "Files"

Add the IP on your server list and connect it.

How to Set Up a Lectron Tunnel on Pterodactyl Panel