Patent ID: 8515014

Claim:
A method comprising: obtaining a first plurality of performance parameters for a first time interval for respective ones of a first plurality of customer-premises devices, wherein the first plurality of customer-premises devices form a first customer-premises communication network and each of the first plurality of customer-premises devices is communicatively coupled to a first residential gateway; obtaining a second plurality of performance parameters for a second time interval for the respective ones of the first plurality of customer-premises devices; computing a first performance distribution from the first and second plurality of performance parameters; computing a first ratio of a first value associated with a first percentile of the first performance distribution and a second value associated with a second percentile of the first performance distribution, the first ratio representative of a first performance variability of the first customer-premises communication network; and comparing the first performance variability to a second performance variability of a second customer-premises communication network communicatively coupled to a second residential gateway to determine whether the first customer-premises communication network is operating in accordance with a normal operating condition.