Patent ID: 6588016
Filing Date: 2003-07-01
Classification: H04L,H04N

Abstract:
A method of locating a faulty component in a cable modem network, the method comprising:determining whether a cable modem has transmitted a polling message to a central destination, the cable modem capable of being in one of a plurality of states, each state representing a condition of the cable modem; creating a miss count for the cable modem, the miss count reflecting the number of times the cable modem does not transmit a polling message to the central repository; creating data specifying one or more additional properties of the cable modem, which additional properties include at least a power level adjustment parameter; tabulating data relating to the miss count, and the one or more additional properties; and inserting a cable modem entry in an irregular behavior list according to tabulated data relating to the miss count, and the one or more additional properties.