michelle alexander dr. sanders library 5050 network and networking
TRANSCRIPT
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Michelle AlexanderMichelle AlexanderDr. SandersDr. Sanders
Library 5050Library 5050
Network and Network and NetworkingNetworking
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Networking Networking
What is a Network?A Network is a number of electronicdevices which are connected so that data is able to be transferredbetween them.
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Network Management Network Management
What are we connected to?•PAN Personal Area Network•LAN Local Area Network•wLAN Wireless Local Area Network•MAN MetropolitanArea Network•WAN Wide Area Network
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Connections: Let’s Put it Together
•Web server•IP Addresses•Domain name•URL Address•Browser•Internet Verses WWW•Search Engines/ Meta Searches
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Network TopicsNetwork Topics•Network Protocols or Languages•CCITT Providing Standard Address•De Facto Use and Gateways•Central Processing Unit/ Cost Share• File Transfer•Networking Standards•Networking Companies•Internet Access•Chats/ real-time communication Communications/ Satellite
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Library Automation in Schools and Public
Libraries
Management
InformationRetrieval
Communication
Educational and
Recreational
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Security IssuesSecurity Issues
•Firewalls•Viruses•Filtering (Fortress)• Hackers•SPAM/Getting Rid Of•Child Security of Info
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•Prevention from Accessing the ‘ports’ on the network that are used for communication•Application Gateways•Protection against Viruses?•Anti-Virus Software
Firewalls And Their Role In The Firewalls And Their Role In The NetworkNetwork
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Filtering and the NetworkFiltering and the Network•“Allow List”=Limited Access•“Deny List”= Decisions Made By Vendor (less restrictive)•“Keyword Matching”•Combination of Approaches•Keyboard Monitoring Products-Chat Rooms, E-mail and Buying On-line /Filtering•ICRA Content Rating•Server Filters and ISP
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The Role Software The Role Software Plays on NetworkingPlays on Networking
•Web Portal Software•Platform Software•Chat Rooms•Videoconferencing•Groupware
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CommunicationsCommunications
BroadcastingE-mail
Fax
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TelecommunicationsTelecommunications
•Data Transmission•Fiber Optic Cables•Greater Bandwidth•Digital Transmission•Videoconferencing
This refers to all data transmission from voice to video
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Wireless
•Radio Waves•Fiber optic cables/ metal•Nodes•Innovation/Aviation•Browser Based Management•Handheld devices•Airconnect Products
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Innovations
•Aviation•Anolog Verses Digital•Speed•Connections•Web Servers•Wireless Labs•Bandwidth
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Article Highlights
•Baltimore Schools •Privacy for Child Records•St. Mary College•Aviation•Wireless Mobility•Laptops and Class $ •E-Rate Discounts •Business benefit Fiber Optics
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We started with Sputnik, and here we are!
NetworkingNetworking