Enabling Enterprise Portal and other websites access in AX 2012 VM - Please also read if you want to know more about Hyper-V
I noticed that i was unable to access enterprise portal and some other websites in the latest AX 2012 VM I downloaded. To resolve the access issues I had to add some IPs to the Hyper-V internal network adapter in the VM Please refer below link to know exactly how i solved the issue. http://blogs.msdn.com/b/ax2012/archive/2013/12/18/enabling-enterprise-portal-and-other-websites-access-in-ax-2012-vm.aspx