I have to computer connected use line directly without any hub and switch. These computer all have 3c509-TX network adartpter. I set both 802.1p and flow control enabled in network setting. I want to know wheather I can test GQoS API in winsock2 in this situation. Can you give me some help? How to test GQoS API in winsock2? How to understand QoS template such as g711? Thanks very much!!!!:confused: :confused: