Transcript Chapter 7

Telecommunications, the Internet, and
Wireless Technology
 Terms
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NIC – Network Interface Card
NOS – Network operating system (examples:
Microsoft Windows Server; Novell Open
Enterprise Server)
Hub – Connect network devices
Switch – connect devices/can filter
Router – routes packets through networks
Modem – Modulator/Demodulator/connect us to
Internet
 Client
server computing
 Packet
switching (put digital message into
parcels; send; reassemble at destination)
 Protocol
(rules and
procedures/
transmission of info)
 TCP/IP
Connectivity
(transmission control
protocol/)
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Local Area Network (LAN)
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Peer to peer
Topology (way connected)
Campus Area Network (CAN)
 Metropolitan Area Network (MAN)
 Wide Area Network (WAN)
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 Physical
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(Wired)
Twisted wire (twisted pair)
Coaxial
Fiber Optics
Fiber to the home
 Wireless
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Microwave
Satellite
Infrared
 Bandwidth
Bit Calculator
 Domain
look up
 Information Lookup
 IP Lookup (lookup 128.103.200.35) – to find
yours - Click Start, and then select All
Programs
 Click Accessories, and then Command
Prompt.
 At the command prompt, enter: ipconfig
 Tracert then url
 Internet
 Internet
Service Provider (ISP)
 DSL (Digital Subscriber line)
 Cable Internet connection
 T1 and T3 lines
 Addressing
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Domain Name System (DNS) – converts domain
names to IP addresses
IP Address (computer’s unique address)
 IPv6
 Internet2
 Voice
Over IP (VOIP)
 Skype for Business
 Record Skype calls
 Skylook for Business
 Collaboration
 Chat Translator
 Unified
Communications
 Virtual Private Network (VPN)
 Hypertext
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HTTP
URL
 Search
Engine
 Search engine marketing
 Search engine optimization
 Shopping bot
 2nd
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Generation of the Web
Interactive Internet-based services
www.go2web20.net
Blogs, Wikis, RSS
Social Networking
 Web
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3.0
Semantic Web/Intelligent Web
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Wireless fidelity (wi-fi)
 Hotspots
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Bluetooth (10 meters; 33 ft)
 PAN
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WiMAX
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WLAN
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Radio frequency identification (RFID)
 Active or Passive Tags
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Wireless Sensor Networks (WSNs)
 Verizon home monitoring