wow patches download

What ports should I open in my router faster to download the WoW patch?
when trying to install WoW 2.4.2 patch, it loads slowly, and says my computer appears to behind a firewall. There are open ports to enable?
Configure your Windows Firewall (or to activate the firewall of your router ports 3724, 6112 and 6881 to 6999th WoW uses these ports to connect to the Internet.
Learn 2 Play (You’ve got to play WoW)







