...wire pairs within a cable. Alien Crosstalk, in 10-GbE systems, is the measurement of the signal coupling between wire pairs in different, adjacent cables. • Factors that affect Alien Crosstalk • The amount of ANEXT depends on a number of factors...

...Shielded vs. unshielded cables • Shielded vs. unshielded cables • The environment determines whether cable should be shielded or unshielded. Quiet office environments, busy retail establishments, and individual workshops all require different levels...

...Optic Mode-Conditioning Cable • Fibre Optic Mode-Conditioning Cable • Use Fibre Optic Mode-Conditioning Cable for Gigabit Ethernet longer than 550 meters • You can run Gigabit Ethernet over up to 2-km-long multimode fibre optic cable. However, the t...

Shielded Ethernet Cables • Shielded Ethernet Cables • STP and S/STP • Two basic types of shielded cables are offered by Black Box and the Industry.The first group are cables with an overall shield know generically as STP. The second are constr...

...twisted-pair (STP) cable using either a DB9 connector or a unique square connector called the IBM data connector. Later, Token Ring was adapted to use conventional unshielded twisted-pair (UTP) cable with RJ-45 connectors. The most common kinds...

SFP, SFP+, and XFP transceivers • SFP, SFP+, and XFP transceivers • SFP, SFP+, and XFP are all terms for a type of transceiver that plugs into a special port on a switch or other network device to convert the port to a copper or fiber interfac...

...of Cat 3 and Cat 4 cables • Category 3 • Category 3 is the performance level for voice and data transmission up to 16 MHz or 10 Mbps, such as 4-Mbps Token Ring and 10BASE-T. • Category 4 • Categroy 4 is the performance level for voice and data ...