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Network Components (Intermediary Network Devices (Hub (Repeater), Switch…
Network Components
Intermediary Network Devices
Hub (Repeater)
Switch (Micro-Manages 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
Used for Long Distances (Backbone) 1Gb/s
Multi Mode
Uses LED emitters to send light pulses (10Gb/s)
Connector Types
ST Connector
SC Connector
LC Connector
Duplex Multi Mode LC Connector
Coaxial
Thinnet (10 Base 2) 185m
RG59 (Cable TV Brand)
Thicknet (10 Base 5) 500m
RG6 (Heavier Cable with more Bandwidth)
BNC Connector and F Connector
Copper
UTP (Does not protect from EMI/RFI
STP (Adds foil in cable to protect from EMI/RFI
Both Cables use RJ45 Connectors and have 4 Pairs of Wires
Category Cables
Cat 5e (1000Mb/s) 100m
Cat 6 (1000Mb/s)
Cat 5 (100Mb/s) Offered Higher Data Transfer Rate
Cat 6a (1000Mb/s) Good for VoIP
Cat 3 (10Mb/s) Telephones
Cat 7 ScTP (Screened Twisted Pair) 10Gb/s
Wireless
802.11g
802.11n
802.11b
802.11ac
802.11a
Modems
POTS (Plain Old Telephone System)
Uses RJ11 Connectors and have 4 wires
Cable (Hybrid Fiber Coax)
DSL (Digital Sunscriber Line)
Network Equipment
Patch Panel (Organize network cables from various networks)
PoE (Power over ethernet via a switch with PoE that provides DC current over the ethernet cable)