A content delivery system for providing content from a content delivery network to end users may include a plurality of delivery servers that host one or more content items and an inventory server having an inventory of content. The method includes collecting call control signaling, on a signaling link of a control plane in a communications network, transmitted by network elements, where the call control signaling includes speech channel information; and performing session association on the call control signaling according to the speech channel information. The auxiliary components are fixed to the housing base by an adhesive that contains metal powder consisting of metal particles. Additionally, it is possible to form anisotropic coatings on the surface of any configuration and different degree of roughness; also, it is possible to transfer films of various sizes and configurations as well as multilayer coatings containing anisotropic film and form color images. Provided on a free end of each brake lever is a compression spring that is supported at one end on the brake lever and on the other end on a spring pin. 1 to about 1% by weight of phosphite antioxidant.