I tested this on Ubuntu 16.04 just before posting my reply, and I just tested this on CentOS 7 and it worked. Are you behind SSL decryption or something that could interfere with download of packages?
@lmori nope, just a plain old linux box sitting on the Internet. It's running on a KVM hypervisior, I wonder if that's creating some problems?
Click Accept as Solution to acknowledge that the answer to your question has been provided.
The button appears next to the replies on topics you’ve started. The member who gave the solution and all future visitors to this topic will appreciate it!
These simple actions take just seconds of your time, but go a long way in showing appreciation for community members and the Live Community as a whole!
The Live Community thanks you for your participation!