You will automatically get registered if you are in a qualifing academic program. If you are in the Network Technology Program and are not registered please contact your instructor.
This store is hosted on campus and so it is faster for downloads to get your software on a campus computer and then bring it home.
Please read over these instructions before downloading software
MSDN - Microsoft Software Store
This software is not host on campus and so it is better to download it at home, it will be quicker.