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6.033 Spring 2015 Lecture 9, Slide #1 Computer Networks 6.033 Lecture 9 Hari Balakrishnan [email protected]
6.033 Spring 2015 Lecture 9, Slide #1
Computer Networks
6.033 Lecture 9 Hari Balakrishnan
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Applications on the Internet
6.033 Spring 2015 Lecture 9, Slide #3
Applications on the Internet
6.033 Spring 2015 Lecture 9, Slide #4
Applications on the Internet
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Applications on the Internet
6.033 Spring 2015 Lecture 9, Slide #6
National Academy of Engineering (http://www.greatachievements.org/)
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6.033 Spring 2015 Lecture 9, Slide #8
6.033 Spring 2015 Lecture 9, Slide #9
An Amazing Infrastructure
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Physical Communication Channels
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Internet users per 100 inhabitants Source: International Telecommunications Union
CC BY-SA 3.0
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Universal Network Layer: IP
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IP packet format (v4 and v6)
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Layering
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Evolution of design
“The choice for network identification (8 bits) allows up to 256 distinct networks. This size seems sufficient for the foreseeable future.”
6.033 Spring 2015 Lecture 9, Slide #16
