https://purinda.com/tags/external-ip/ Recent content in external-ip on Purinda Gunasekara Hugo en-AU Sun, 17 Apr 2022 21:22:04 +1000 https://purinda.com/posts/docker-external-ip-for-your-docker-app/ Sun, 17 Apr 2022 21:22:04 +1000 https://purinda.com/posts/docker-external-ip-for-your-docker-app/ <h2 id="back-story">Back story <a class="anchor" href="#back-story" aria-label="Link to this section"></a></h2> <p>I was playing around with Pi-hole on my Ubuntu host and got stuck when I was starting up the container with 53, 67 (udp / tcp both) was getting errors (“listen udp4 0.0.0.0:53: bind: address already in use”) because the Ubuntu host system itself were using those ports.</p> <p>I have previously used reverse-proxies to get around such problems but this time I wanted a simpler solution so I don’t have to manage another service in my local network to run Pi-hole.</p>