Docker: Are you trying to connect to a TLS-enabled daemon without TLS?

Question

On Linux Mint 17.1 x86_64 with kernel 3.13.0-48-generic and OpenSSL version 1.0.1f-1ubuntu2.11; whenever I try to execute any docker command (like docker login or <

Answer 1

I deployed docker on CentOS 7, and my friend first helped me check whether the process/service docker is actually running or not. He used the command ps -ef | grep docker. It turned out that the process wasn't running at all. Finally, he started this process by using the command service docker start. In the end, the problem was solved.