Implementing Windows Intune might be for the most of us an ease approach because it is uses commonly used standards like http and https. Nevertheless, in organizations where internet access is controlled using firewall(s) and proxy servers this might be a challenge.
Specific services or websites has to be disclosed to work properly. The same applies to Windows Intune. For those who have to implement in such environments where internet access is limited the overview below outlines the required domain and ports in order to let Windows Intune work like a charm.
Required domains for documentation, online Help, and support
Domain Ports *.livemeeting.com 80 and 443 *.microsoftonline.com 80 and 443 onlinehelp.microsoft.com 80 *.social.technet.microsoft.com 80 blogs.technet.com 80 go.microsoft.com 80 http://www.microsoft.com 80