chapter 2-2

Question 1

Major standard describing a structured cabling system for computer networks

Answer 1

• TIA/EIA 568-A and TIA/EIA 568-B

Question 2

Three parts of TIA/EIA 568-B

Answer 2

• TIA/EIA 568-B.1: Commercial cabling standard, master document
• TIA/EIA 568-B.2: twisted-pair media
• TIA/EIA 568-B.3: optical fiber cabling standard

Question 3

Building entrance

Answer 3

• The point where the external cabling and wireless services interconnect with the internal building cabling in the equipment room.
• Used for both private and public access
• Also called the entrance facilities.

Question 4

Equipment room

Answer 4

• The room that contains complex electronic equipment such as network servers and telephone equipment.

Question 5

Telecommunications closet

Answer 5

• location of cabling termination points.
• Connection of the horizontal cabling to the backbone wiring is made here.

Question 6

Backbone cabling

Answer 6

• Cabling that interconnects telecommunication closets, equipment rooms and cabling entrances in the same building and between buildings

Question 7

Horizontal cabling

Answer 7

• Cabling that extends out from the telecommunications closet into the LAN work area
• Structured in a star configuration running to each area’s telecommunications outlet (TCO)
• the TCO is the wall plate where the fiber or twisted-pair cable terminates in the room.

Question 8

Work area

Answer 8

• Location of computers and printers, patch cables, jacks, computer adapter cables and fiber jumpers.

Question 9

main cross-connect

Answer 9

• Also called MC or main distribution frame (MDF) or main equipment room or campus distributor (CD).
• An area that usually connects two or more buildings and is the central telecommunications connection point for a campus or building

Question 10

intermediate cross- connect

Answer 10

• (IC) also called the building distributor (BD), the buildings connection point to the campus backbone which links the MC to the horizontal cross-connect (HC)