Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now Docker containers are distinct entities. It’s almost as if they were individual, single app computers running on the network. To allow them to communicate – with each other as well as other devices and network services – Docker Engine configures and manages network access for your app containers. This network access can be configured in various ways