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Transcript
Network and Networking Michelle Alexander Dr. Sanders Library 5050 Networking What is a Network? A Network is a number of electronic devices which are connected so that data is able to be transferred between them. 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 Connections: Let’s Put it Together •Web server •IP Addresses •Domain name •URL Address •Browser •Internet Verses WWW •Search Engines/ Meta Searches Network 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 Library Automation in Schools and Public Libraries Management Educational and Recreational Information Retrieval Communication Security Issues •Firewalls •Viruses •Filtering (Fortress) • Hackers •SPAM/Getting Rid Of •Child Security of Info Firewalls And Their Role In The Network •Prevention from Accessing the ‘ports’ on the network that are used for communication •Application Gateways •Protection against Viruses? •Anti-Virus Software Filtering 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 The Role Software Plays on Networking •Web Portal Software •Platform Software •Chat Rooms •Videoconferencing •Groupware Communications Broadcasting E-mail Fax Telecommunications This refers to all data transmission from voice to video •Data Transmission •Fiber Optic Cables •Greater Bandwidth •Digital Transmission •Videoconferencing Wireless •Radio Waves •Fiber optic cables/ metal •Nodes •Innovation/Aviation •Browser Based Management •Handheld devices •Airconnect Products Innovations •Aviation •Anolog Verses Digital •Speed •Connections •Web Servers •Wireless Labs •Bandwidth Article Highlights •Baltimore Schools •Privacy for Child Records •St. Mary College •Aviation •Wireless Mobility •Laptops and Class $ •E-Rate Discounts •Business benefit Fiber Optics Networking We started with Sputnik, and here we are!
