do_reverseproxy/sites-available/wiki.nginx

# Dokuwiki server configuration
server {
		listen 80;
		server_name wiki.metzner.myhome-server.de;
		client_max_body_size      25M;

		access_log            /var/log/nginx/wiki.metzner.access.log;
		error_log            /var/log/nginx/wiki.metzner.error.log;

		location / {
			proxy_set_header        X-Forwarded-Host $host;
			proxy_set_header        X-Forwarded-Server $host;
	#		proxy_set_header        Host $host;
			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 $scheme;

			proxy_pass          http://192.168.1.37/dokuwiki/;
			proxy_read_timeout  90;

	}
}