| 主权项 |
1. A method, comprising:
receiving, by a router, a packet stream including a plurality of packets; determining, by the router, a level of service to be provided to the packet stream, wherein the determining the level of service to be provided to the packet stream comprises determining an address to which the packet stream is addressed, wherein the address is a destination internet protocol address; selecting, by the router, an impairment from a plurality of impairments to introduce to the packet stream as a function of the level of service, wherein each of the plurality of impairments is an additional impairment over an ambient impairment experienced by the packet stream, wherein the plurality of impairments includes a delay, a jitter and a packet loss; introducing, by the router, the impairment that is selected to the packet stream; and outputting, from the router, the packet stream that has been impaired. |
