A method for measuring quality of a service running on a terminal includes sending, by the terminal, a measurement request message to a network management device, where the measurement request message requests the network management device to measure the quality of the service, receiving, by the terminal, measurement configuration information from the network management device in response to the measurement request message, coloring a packet of a service stream within a preset measurement period according to the measurement configuration information to obtain a colored packet, and sending, by the terminal, at least one of quantity information or time stamp information of the colored packet to the network management device. Hence, the quality of the service running on the terminal is comprehensively measured.