Containers which are deployed on host's stack have entire access to the host interface. Use '-net host' to add the Jenkins docker container on the host's network stack. Use host machine public IP address to access webserver in Jenkins docker container. You can access the local webserver which is running in your host machine in two ways. You will only be able to access host services that are either (a) Right thing depending on what other rules come before it. Iptables rules are ordered, and this rule may or may not do the This would permit access to any ports on the host from Docker Hostip=$(ip route show | awk '/default/ ')Д¬onnections from Docker containers.

It's fairly easy to extract this IP address using a simple shell From inside the container, this will be your default route.Д§: docker0: mtu 1500 qdisc noqueue state DOWN group default When running Docker natively on Linux, you can access host services using the IP address of the The alias will reset on every reboot so create a start-up script if necessary. Then just point your docker container to this IP and you can access the host machine! Then make sure that you server is listening to the IP mentioned above or You can bind whichever IP you want, just make sure you're not using it to anything else. To access host machine from the docker container you must attach an IP alias to your network interface. Which will resolve to the internal IP address used by the host. Use your internal IP address or connect to the special DNS name Docker v 18.03 and above (since March 21st 2018)

Docker for mac access container