Setting up Docker in CentOS7, which runs behind a proxy

When you run Docker behind a proxy, you need to provide the proxy details to download the images. So let’s get on with installing and setting up Docker on a CentOS7 machine (CentOS Linux release 7.0.1406 (Core) and kernel version is 3.10.0-123.20.1.el7.x86_64) when it runs behind a proxy. The detailed steps are as follows. 1. The very first step is setting up Yum with the proxy details. Add the following lines to /etc/ yum.conf: