
Manage overlapping external subnets with Docker
One of the good (and bad) features of using Docker and docker-compose is it’s ability to spin up virtual networks for your container stack. This encourages application isolation, and clear thinking about what network ports you need to expose from and between your containers. By default, Docker allocates a /16 subnet from the 172.[17-32].0.0 range for their network segments. Unfortunately, we use this range extensively … Continue reading Manage overlapping external subnets with Docker