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Network Components (Intermediary Network Devices (Hub (Repeater), Switch…
Network Components
Intermediary Network Devices
Hub (Repeater)
Switch (Micromanages Segments)
Bridge (Divides LAN into Segments)
WAP (Wireless access point )
Router (Uses IP address to forward Traffic)
Firewall (Protects data and equipment from outside attacks)
Network Media
Fiber
Single Mode
(1 gb/s) Used for long distances (backbone) 60 kilometers
Multi mode
Uses LED emitters to send light pulses (10gb/s) Shorter Distance 550m
Connector Types
SC connector
LC Connector
ST connector
Duples multi mode LC connector
Coaxial
Thinnet (10 BASE 5) 500m
RG59 (Cable TV Brand)
Thicknet (10 BASE 5)
RG6 (Heavier Cable with more Bandwidth)
Connectors (BNC Connector/F Connector)
Copper
STP (Adds foil in cable to protect from EMI/RFI)
UTP (Does not protect from EMI/RFI)
Both cables use RJ45 Connectors and have 4 Pairs of wires
Category Cables
CAT 5e (1000 mb/s) 100 meters
CAT 6 (1000 mb/s)
CAT 5 (100 mb/s) offered higher data transfer rates
CAT 6a (1000 mb/s) VOIP
CAT 3 (10 mb/) Telephones
CAT 7 ScTP (10gb/s)(Screened twisted pair) VOIP
Wireless
802.11ac
802.11b
802.11a
801.11n
802.11g
Modems
POTS (Plain Old Telephone System)
DSL (Digital Subscriber LIne)
Cable (Hybrid fiber coax)
Network Equipment
Patch Panel (organize network cables from various networks)
PoE (Power over ethernet) Switch PoE provides DC current over the Ethernet Cable