Patent Number: 8,817,653

Title: Detecting irregular retransmissions

Abstract: A packet trace is received. Transmitted bytes and retransmitted bytes are identified in the packet trace. Upon identifying the transmitted bytes and the retransmitted bytes in the packet trace, one or more time-rate pairs are determined from the packet trace. The time-rate pairs are plotted on a rate tracking graph.

Inventors: Gerber; Alexandre (Madison, NJ), Mao; Zhuoqing (Ann Arbor, MI), Qian; Feng (Ann Arbor, MI), Sen; Subhabrata (New Providence, NJ), Spatscheck; Oliver (Randolph, NJ), Willinger; Walter (Madison, NJ)

Assignee: AT&T Intellectual Property I, L.P.

International Classification: G01R 31/08 (20060101); H04J 1/16 (20060101); H04J 3/14 (20060101); G08C 15/00 (20060101); H04L 1/00 (20060101); H04L 12/26 (20060101); G06F 11/00 (20060101)

Expiration Date: 8/26/12018