PPT-Computer Networks

Marwan Al Namari Week 10 RTSCTS time line RTS ReadytoSend CTS Clearto Send ACK Acknowledgment NAV network allocation vector channel access expected time to finish and packet sequence transmission . SATISH MISHRA,PGT CS ,KV TRIMULGHERRY. A network is any collection of independent computers that communicate with one another over a shared network medium. A computer network is a collection of two or more connected computers. . Advanced Computer Networks . Cellular/Mobile Wireless Outline. Cellular Architecture. Cellular Standards. GSM, 2G, 2.5G and 3G. Mobile Definitions. Agents, addresses, correspondent. Mobile Architecture. and. Resource Allocation. Lecture material taken from. “Computer Networks . A Systems Approach. ”, Third . Edition,Peterson. and Davie,. Morgan Kaufmann, . 2007. .. Advanced Computer Networks. Congestion Control Outline. Error Detection and Correction . Advanced Computer Networks. . D. 12. . Term C10. Transmission Errors Outline. Error Detection versus Error Correction. Hamming Distances and Codes. Linear Codes - Parity. John . Jannotti. (. jj. ). http://www.cs.brown.edu/courses/cs168. Based partly on lecture notes by . Rodrigo Fonseca, David . Mazières. , Phil . Levis, . Peterson & Davie. Cast. Instructor: . John . Jon Chippindall. www.primarycomputing.co.uk. CAS Master Teacher. @. drchips. _ . Computing national curriculum 2014. understand computer networks including the internet; how they can provide multiple services, such as the world wide web; and the opportunities they offer for communication and collaboration . this chapter you . will . learn-. W. hat . a . network . does. C. omponents . of a wired . network. To use . a . network. to share resources. Wired Networks. Networks. . come in . many sizes and vary widely . Learning Outcomes:. Understand what a network is.. Identify types of networks.. Explore types of network formations.. Networks. Networks are two or more machines linked together to share files. At . home, your computer might be connected to its own printer and scanner. This works well as you are the only person who will be using them. A computer which isn't connected to a network is known as a '. Lecture 1. . Email: gurdip@ksu.edu. http://www.cis.ksu.edu/~singh. Phone: (785) 532-7945. Fax: (785) 532-7353. Nichols 234C. Books. Computer Networks (not required). Andrew . Tanenbaum. Ali Cole. Charly. . Mccown. Madison . Kutchey. Xavier . henes. Definition. A directed network based on the structure of connections within an organism's brain. Many inputs and only a couple outputs. D12. . TinyOS. Applications Outline. AntiTheft. . Example . {done in gradual pieces}. LEDs, timer, booting. Sensing Example. Light Sensor. Wiring to . AntiTheft. Single Hop Networks. Active Messages interface. Advanced Computer Networks. D12. . Cellular/Mobile Wireless Outline. Cellular Architecture. Cellular Standards. GSM, 2G, 2.5G and 3G. Mobile Definitions. Agents, addresses, correspondent. Mobile Architecture. Internet. Jalal . Qais. . Jameel. . (. Assistant Lecturer, College of Medicine / . Mustansiriyah. . University). Computer network. A collection of autonomous computers interconnected by a single technology. Two computers are said to be interconnected if they . 1. An Introduction to Computer Networks, Peter L . Dordal. , Release 1.9.21. Chapter 1. An Overview of Networks. Local Area . Networks . (LANs), . are the “physical” networks that provide the connection between .