Terms you should know103Terms you should knowCalling Party Name DisplayInformation appearing on the LCD display screen, such as thecaller’s name and telephone number. The system must haveCPND enabled.Category 5 (Cat5)Cable and associated connecting hardware capable oftransmitting at speeds up to 100 MHz, used by 10BaseT,100BaseT4, 100BaseTX.Category 5e (Cat5e)Most Cat5 cable manufactured after 1996 also supports1000BaseT (GigE) installations, and is designated Cat 5e. Cat5ecable normally has four pairs of copper wire.Category 6 (Cat6)Cable and associated connecting hardware capable oftransmitting at speeds up to 200 MHz. Designed specifically tosupport 1000BaseT (Gig Ethernet (GigE)), it is also compatiblewith 10BaseT, 100BaseT4, and 100BaseTX installations. Thecable normally has four pairs of copper wire.Communication Server 1000Your office communication system.Date/time displayThe current date and time when the telephone is in an idle state.Directory Number (DN)A number consisting of one to seven digits for a telephone, andalso known as an extension number.