Quote Originally Posted by Mezlabor View Post
It wasn't a firewall issue. I pushed the client into windows 8 compatibility mode from the windows compatibility troubleshooter and it worked. The game was already cleared through the firewall.
Sounds like running as Admin may have been what was needed---possibly on the advanced tab for all users.
(holding out on Win10 until after SE actually supports it and M$ releases at least it's first service pack this fall).