from zyxel route into rp13Nginx is from43000~48500

port 43415, https://munetaka.me:43415 --> http://munetaka.me:5000

upstream backend_servers_43415 { server munetaka.me:5000 weight=3; # server chingyen.com.tw:42101 weight=1; }

server { server_name munetaka.me:43415; charset utf-8;

 location / {
    proxy_pass http://backend_servers_43415;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header X-Forwarded-Proto https;
    proxy_set_header X-Forwarded-Host munetaka.me;
    proxy_set_header X-Forwarded-Port 43415;
    client_max_body_size 16G;
 }

 listen 43415 ssl; # managed by Certbot
 ssl_certificate /etc/letsencrypt/live/munetaka.me/fullchain.pem; # managed by Certbot
 ssl_certificate_key /etc/letsencrypt/live/munetaka.me/privkey.pem; # managed by Certbot

}