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Network Components (Intermediary Network Devices (Hub (Repeaters…
Network Components
Intermediary Network Devices
Hub (Repeaters strengthen signals and broadcast the on the network)
Switch(Micro-manages Segments by Filtering traffic based on the MAC Address)
Bridge(Divide LAN into Segments)
WAP(Wireless Access Point WLAN)
Router(Uses IP address to forward Traffic)
Firewall(Protects data and equipment from outside attacks)
Network Media
Fiber
Multi Mode
Uses LED emitters to send light pulses (10Gb/s) Shorter Distance 550m
Single Mode
(1Gb/s)Uses lasers for long distances kilometers (backbone)
Connector Types
LC Connector
Duplex Multi-mode LC Connector
SC Connector
ST Connector
Coaxial
Thicknet (10BASE5) 500m
RG6 (Heavier Cable with more Bandwidth)
Thinnet(10BASE2) 185m
RG59 (Cable TV Brand)
Connectors (BNC Connector/F Connector)
Copper/Twisted Pair
UTP (Does not protect from EMI/RFI)
STP (Adds Foil in cable to protect from EMI/RFI)
Both Cable use RJ 45 Connectors and have 4 Pairs of wires
Category Cables
CAT5e (1000Mb/s) 100m
CAT6 (1000Mb/s)
CAT 5 (100Mb/s) Offered Higher Data Transfer Rates
CAT6a (1000Mb/s)VOIP
CAT 3 (10Mb/s) Telephones
CAT7 ScTP (10Gb/s Screened Twisted Pairs) VOIP
Wireless
802.11a
802.11b
802.11g
802.11n
802.11ac
Modems
POTS (Plain Old Telephone System)
Uses RJ 11 Connectors
DSL (Digital Subscriber Line)
Cable(Hybrid fiber/coaxial RG59)
Network Equipment
Patch Panel(Organize network cables from various networks)
PoE(Power over Ethernet)Switch with PoE provide DC current over the Ethernet Cable
