A method of routing a session from a calling party in a serving communication network of the calling party to a called party is described. Each perforated bristle comprises a textured lateral surface and a flat lateral surface, such that the surfaces of the bristles assume certain orientations. The sleeve comprises a substantially rigid first portion and a substantially compliant second portion. The prefetching step is performed on the client of the logically separated clientserver computing environment. In this manner, when the fiber optic cable is pulled, the pulling load is translated to the strength member disposed inside the fiber optic cable to prevent or avoid damaging the optical fiber disposed inside the fiber optic cable.