Index_U

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U

Ultrawideband (UWB), 127–28

Uninterruptible power supplies (UPSs), 73–74

defined, 73

generators vs., 74

Unmirrored servers, 64

Unshielded twisted-pair (UTP) wiring, 6

Unspecified bit rate (UBR), 233

User support, 384–88

interpersonal communication skills, 387–88

move, add, change requests, 386

recordkeeping, 387

training, 387

trouble reporting, 384–86

See also Maintenance and support

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