For WEB_PORT use any port you have available, 8080 should work for most people. But inside the container GitLab is using port 80, so I should not specify the port number. For me, this is 192.168.0.2. Connected to this is a QNAP TVS-671 (firmware version 4.5.1.1465) and that is where my Plex Media server is running (Server Version: 1.20.3.3483). I found a post suggesting that it is in the startup.sh or jetty files but I’ve not seen it yet. In the Synology DSM Web UI: 1) Install the official Synology Docker app using Package Center. 2) Launch Docker I would be so grateful if someone was able to offer some suggestions as to how I enable Remote Access. Do I set it to 1. In this example, port 8080 should be forwarded. Links settings… nothing here Environment settings… Add your PGID and PUID values We’re almost there… Let’s save those settings and start the container. But I’m stumped by the external_url bit. Can someone point me in … After changing the port in SABnzbd to port 8888 and restarting and reinstalling the Docker container everything worked like … Necessary steps and modifications. In the log I found that port 8080 was already in use. Your ISP may be blocking port 80. Generate your own set of certificates using EasyRSA or OpenSSL. The default value is 0.0.0.0. Lastly, we’ll need to set one of variables to the IP address of your Synology NAS or IP address of where ever you are running the container: I have a Virgin Media Hub 3.0 router in router mode. Port settings… Local Port: Auto Container Port: 3389 Local Port: 27880 Container Port: 8080 Local Port: 27881 Container Port: 8081 The 8081 port will be used by the Calibre server. You need to change this to your Synology’s internal IP address. ... Lastly, in the gitlab container ports setup, I mapped the Synology port 9090 to the GitLab container port 80. I am temporarily setting up OH on a Mac Mini but it already runs other web applications so that 8080 and 80 are not available. I changed it to 8080 TCP in order to have the possibility to tunnel through firewalls. I have a lot of packages running on my Synology and I found out that SABnzbd was already using port 8080. This is a stark difference from Synology’s Docker GUI, as you can back up the important container data, but you can’t port it over to a different operating system easily. You may be able to set no-ip.com to use a web forwarder to point to a different port number, such as 8080, and then from your router forward port 8080 (external) to port 80 (internal) to the Synology. Next we need to edit the ServerIP variable. A few downsides of Docker Compose on a Synology NAS: Everything is done through the command-line interface (CLI). Also, decide on what port you want this to run on, the default is 8080 so if you have another application using that port pick a new one. Install Synology VPN server and use openVPN to remotely access your disk station and local network. Ensure the port you wish to use for Wekan is forwarded by your router to the Synology DS. I can’t see how to change the port number. I have a complicated setup, so that probably doesn’t help. https://www.wundertech.net/synology-nas-apache-guacamole-setup-instructions I know my ISP does. The standard port for openVPN is 1193 UDP. My fault: I used the external port number (8080) in the external_url in gitlab.rb.