it uses the following ports 80,1119,1120,6112-6119,6881-6999 & it uses both TCP & UDP

Region : Egypt Model : TD-8816 Hardware Version : V3 Firmware Version : 3.0.0 Build 090211 Rel.07428 ISP : I need to configure QoS to prioritize my online gaming but I can't figure how to do so so...