A method for generating reliability tests for a telephone system is based upon sampling an orthogonal array which covers various combinations of test parameters. Multiple slave DSLAMs each having a programmable control circuit and two LVDS circuits for communication with two DSLAM boxes immediately adjacent on either side in the circuit are connected in a ring or split stack arrangement. The OAuth authorization server refers to this metadata when requesting consent from a resource owner on behalf of a client application, so that the consent will be of an appropriate scope. The precipitation rate is set by adjusting the throttling valve to provide the desired flow rate for the maximum arc of coverage setting. , laser holes, of the plurality of pellet-shaped articles. The water-compatible and organic-compatible composition of metal nanocrystals thus obtained is also described.