A method is described of providing validation data associated with a subscriber line of a telecommunication network using a validation system. A magnet is arranged at a specific distance from the rotation plane of the rotator in a direction of a rotating axis of the rotator so as to face the sample container. The flap reduces acoustic noise generated by the blade in use. First and second dielectric regions respectively adjoin opposing lateral sidewall portions of the drift region. More particularly, new water-soluble triazole antifungal compounds are provided having the general formula 1wherein A is the non-hydroxy portion of a triazole antifungal compound of the type containing a secondary or tertiary hydroxyl group and R and R1 are as defined in the specification. Some example methods include a downloader-initiated random linear network coding algorithm.