...power to connected equipment by supplying power from a separate source when utility power is not available. • Types of UPSs • Standby — UPSs of this category pass the current during normal operation directly from the input to the output. Switching...

...found on most types of network equipment, including NICs, switches, routers, and media converters. Because these devices are totally backwards compatible with other Ethernet devices, all you need to do to reap energy savings is to swap out devices.

...to rackmounted equipment (like patch panels, hubs, switches, or routers), you need to direct the bundles overhead, vertically, and horizontally. • Ladder Rack • A popular choice for overhead cable routing is a ladder rack. Ladder racks come in...

...links can be made over a number of different kinds of media including Public Switched Telephone Network (PSTN), Integrated Services Digital Network (ISDN), wireless, and Digital Subscriber Line (DSL). • Remote access enables remote users to di...

...a special port on a switch or other network device to convert the port to a copper or fiber interface. These compact transceivers replace the older, bulkier GBIC interface. Although these devices are available in copper, their most common use is...

...plug-and-play peripheral connections. USB offers increased bandwidth, isochronous and asynchronous data transfer, and lower cost than conventional input/output ports. Designed to consolidate the cable clutter associated with multiple peripher...

...and horizontal runs over 10-Mbps Ethernet, 62.5-micron fibre, introduced in 1986, was and still is the predominant fibre optic cable because it offers high bandwidth and long distance. • One reason 50-micron cable did not gain widespread use was...