Connectivity between computers enabled by protocols TCP/IP Common worldwide standard that is basis for Internet Department of Defense reference model for TCP/IP – Four layers 1. Application layer 2. Transport layer 3. Internet layer 4. Network interface layer So, we can say that, the principal components of telecommunications networks and key networking technologies are uses any CIS organization to follow the employee. P a c k e t s w i t c h i n g P a c k e t s w i c h i n g T C P / I P a n d C o n n e c ti v i t y T C P / I P a n d C o n n e c ti v i t y
3 Ques : How does the Internet and Internet technology work and how do they support communication and e-business? Answer: An Internet means of connecting a computer to any other computer anywhere in the world via dedicated routers and servers . Technically, the Internet is a global information system defined by three characteristics which are: 1) A network composed of computers and other devices that are logically linked together by a unique address space based on the Internet Protocol. 2) A network where network devices are able to support communications using TCP/IP or other compatible protocols. 3) A network that provides high-level services layered on a communication and network infrastructure. Internet Addressing, Architecture, and Governance The Domain Name System: The domain name system (DNS) converts IP address to more user friendly domain names Hierarchical structure Top-level domains Internet Architecture and Governance No formal management: IAB, ICANN, W3C The Future Internet IPv6 and Internet2 They support communication and e businesses are: Major Internet Services • E-mail: Person-to-person messaging; document sharing • Usenet newsgroups: Discussion groups on electronic bulletin boards • LISTSERVs: Discussion groups using e-mail mailing list servers • Chatting and instant messaging: Interactive conversation s • Telnet: Logging on to one computer system and doing work on another • FTP: Transferring files from computer to computer • World Wide Web: Retrieving, formatting, and displaying information (including text, audio, graphics, and video) using hypertext links. Client/server computing on the Internet
The Internet and Business Value The World Wide Web: • Hypertext • Web servers • Searching for information on the Web Virtual Private Networks (VPNs): A virtual private network based on the Internet Protocol provides a secure connection between two points across the Internet, enabling private communications to travel securely over the public infrastructure. Virtual Private Network (VPN) So, we can say that, the internet and internet technology are work and support communication and r-business are common internet technology in the MIS organization and follow this technology and develop the work business.
4 Ques: What are the principal technologies and standards for wireless networking, communication, and Internet access?
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- Summer '14
- Computer network, telecommunications networks