STRAND 1: Social/ethical significance > 1.10 Standards


See the ITGS Guide p. 22 for details regarding Strand 1 Social/ethical significance and 1.10 Standards.


digital_nomad.jpg
internet_arch.jpg
"Digital nomads often have to come up with innovative ways to log on."
**http://news.bbc.co.uk/2/hi/programmes/click_online/8941048.stm**
  • "network layer concerned with physical connection between nodes
  • internet layer deals with addressing and fragmentation of packets ...
  • transport layer provides reliable connections (for TCP) between processes on hosts
  • application layer contains protocols used by applications"
http://www.dcs.bbk.ac.uk/~ptw/teaching/internet/notes.html

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How VoIP Works
How VoIP protocol works

ASCII Table and Description
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Discovering the Internet: Protocols


**Internet Protocol**

TCP / IP - An animated discussion



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