3. Printer PC or Workstation
(Also has a NIC) Loaded with NOS
Connectors
Wiring Hub
NIC
Cable
RJ-45
Дамжуулалт хийх хэрэгсэл Connector
Хос утсан кабель
Коксиал кабель
Коннекторууд (RJ-11, RJ-45, гэх мэт.)
18. Coaxial Cable
Braided Copper Shielding
OuterJacket
Plastic Insulation
Copper Conductor
•Speed and throughput: 10Mbps BNC Connector
•Relative cost: More than UTP, but still low
•Media and connector size: Medium
•Maximum cable length: 200/500 m
19. Unshielded Twisted Pair (UTP) хамгаалтгүй хос утсан
Shielded Twisted Pair (STP) хамгаалалтай хос утсан
20. Өөр хоорондоо эрчилсэн хоёр хос утас агуулна.
Twisting Cancels Out Electrical Noise From Adjacent Pairs
(Crosstalk) and External Sources.
RJ-45 коннекторыг хэрэглэнэ. Энэ нь телефон утасныхтай
ижил төрөл.
Ерөнхийдөө хямд
Install хийхэд хялбар
22. 1-р хос
◦ Цагаан/цэнхэр
◦ Цэнхэр
2-р хос
◦ Цагаан/улбар шар
◦ Улбар шар
3-р хос
◦ Цагаан/ногоон
◦ Ногоон
4-р хос
◦ Цагаан/бор
◦ Бор
Коннектор RJ45
23. Twisted-Pair (UTP and STP)
STP only:
Twisted-Pair
Shielded Insulation
to Reduce EMI Color-Coded
Outer Jacket Plastic Insulation
Speed and throughput: 10/100/1000 Mbps
Relative cost: Least costly RJ-45
Media and connector size: Small Connector
Maximum cable length: 100 m
42. Plastic
Kevlar Reinforcing
Outer Jacket Shield Glass Fiber
Material
and Cladding
Single mode: One stream of laser-generated light (100 km)
Multimode: Multiple streams of LED-generated light (2 km)
Multimode
Speed and throughput: 100+ Mbps Connector
Average cost per node: Most expensive
Media and connector size: Small
Maximum cable length: Up to 2 km
43. Харьцуулалт
Twisted-Pair Coaxial Fiber-Optic Infrared Light
Low Cost Moderate Cost High Cost Moderate Cost
Best for short Moderate Distance Long Distances Short distance
distances (330 ft.) (3300 ft. – thin) (14,256 ft.) (75 ft.)
(8250 ft. – thick)
Easy to Install Professional Professional Easy to Install
Installation Installation
Low Security Average Security High Security Low Security
Low resistance to Moderate resistance Very high resistance Very high resistance
interference to interference to interference to interference