docker pull error?

Question

The following error occurs in the docker pull image. How to solve it?

➜  ~ docker version
Client:
 Version:      17.04.0-ce
 API version:  1.28
 Go version:   go1.7.5
 Git commit:   4845c56
 Built:        Mon Apr  3 18:22:23 2017
 OS/Arch:      linux/arm

Server:
 Version:      17.04.0-ce
 API version:  1.28 (minimum version 1.12)
 Go version:   go1.7.5
 Git commit:   4845c56
 Built:        Mon Apr  3 18:22:23 2017
 OS/Arch:      linux/arm
 Experimental: false

Answer 1

Most likely there is a problem with your proxy, check your proxy settings.