Your company has implemented a Voice over Internet Protocol (VoIP) phone system. During peak hours, some users report poor call quality. As a network technician, you suspect that other high bandwidth usage on the network might be affecting the VoIP traffic. Which bandwidth management technique should you implement to give priority to the VoIP traffic and maintain the quality of the calls?
Flow control
Quality of Service (QoS)
Link Aggregation Control Protocol (LACP)
Spanning Tree Protocol