Patent ID: 8068429
Filing Date: 2011-11-29
Classification: H04L

Abstract:
1. A traffic generator for providing a packet stream to measure jitter of a network under test, the traffic generator comprising: at least one packet generator to generate scheduled and unscheduled packets; a transmit scheduler comprising: at least one scheduled traffic queue for holding scheduled packets generated by the at least one packet generator, a first transmit time store for storing scheduled transmit times associated respectively with the scheduled packets held in the at least one scheduled traffic queue, at least one unscheduled traffic queue for holding unscheduled packets generated by the at least one packet generator, and a packet selector coupled to the at least one scheduled traffic queue, the transmit time store, and the at least one unscheduled traffic queue; a packet processor that receives scheduled and unscheduled packets from the packet selector and processes the received packets prior to transmission; and a physical interface unit that transmits packets from the packet processor over an interface, wherein