Error in ionic upload "ENETUNREACH"

I have error:
Uploading app…
There was an error trying to upload your app.

The specific error message: Error: connect ENETUNREACH (CLI

Your system information:

Cordova CLI: 5.3.1
Ionic Version: 1.1.0
Ionic CLI Version: 1.6.4
Ionic App Lib Version: 0.3.8
OS: Windows 7 SP1
Node Version: v4.1.1

Got the following error, I believe it is because the proxy.

I try: Using a proxy to authenticate for upload
but not solution.

Any solution?