August 2017
Intermediate to advanced
332 pages
9h 16m
English
In Chapter 2, Introducing Docker, we start from the center of our system and build a working application packaged as a Docker image. The output of this chapter is presented in the following diagram:

A dockerized application (web service) is run as a container on a Docker Host and is reachable as it would run directly on the host machine. That is possible thanks to port forwarding (port publishing in the Docker's terminology).
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