docker-core-networking

Use when configuring Docker networks, debugging container connectivity, or setting up service discovery between containers. Prevents using the default bridge network in production, which lacks DNS resolution and automatic service discovery. Covers bridge, host, overlay, macvlan, ipvlan, and none drivers, DNS resolution, port mapping, network isolation, and user-defined networks. Keywords: docker network create, --network, -p, --publish, bridge, overlay, macvlan, docker-compose networks, DNS, service discovery, containers can't talk to each other, network not working, connect containers.