There is no way to block torrent protocol. You just only block the IP address or Target port.

May be you should upgrade your firmware version for RE first. Download in http://www.tp-link.com/en/download/TL-WA850RE_V1.html#Firmware. What I talk is about the main router, can you login its web...

I also confuse it. What can I suggest is that you double check the configuration of the router. Check if you enable guest network and choose Timeout in the Access Time. Waiting for your replying.

Installation path of the EAP Controller_V2.0.3 software should have 4GB disk space. You also can check on it. What's more, when the EAP Controller launch, it will show you the detail information and...

In my work environment, I have found that the maximun number of clients the EAP 120 can manage is no more than 30 , but I think this is greatly influenced by the th e actual scene.