To implement different 10GbE physical layer standards, many interfaces consist of a standard socket into which different physical (PHY) layer modules may be plugged. PHY modules are not specified in an official standards body but by (MSAs) that can be negotiated more quickly. Relevant MSAs for 10GbE include (and related X2 and XPAK), and. When choosing a PHY.
[pdf] This product is a high data rate parallel active optical cable (AOC), to overcome the bandwidth limitation of traditional copper cable. This product converts the parallel electrical input signals into parallel optica.
[pdf] This specification covers the construction all dialectic self-supporting Optical Fiber Cable (ADSS) properties for outdoor application. The optical fiber cable contains 24 cores (6cores/tube) single mode ITU-T G. 24 Cores ADSS Fiber Optic Cable ADSS optic cable adopts loose tube layer stranded structure, and the loose tube is filled with water blocking compound. Then, two layers of aramid fibers are twisted bidirectionally for reinforcement, and finally a polyethylene outer sheath or an electric tracking. The fibers are positioned in a loose tube made of a high modulus plastic. The tube is wrapped with a layer of water-blocking material is applied to keep the cable from waterkevlar.
[pdf] 
