http://www.faqs.org/rfcs/rfc2001.html (TCP Slow Start, Congestion Avoidance, Fast Retransmit, and Fast Recovery Algorithms)

http://www.hep.ucl.ac.uk/~ytl/tcpip/background/tahoe-reno.html

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http://en.wikipedia.org/wiki/Quality_of_Service

http://en.wikipedia.org/wiki/Integrated_services
http://en.wikipedia.org/wiki/Admission_control

http://en.wikipedia.org/wiki/Differentiated_services

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http://en.wikipedia.org/wiki/Public-key_cryptography
http://en.wikipedia.org/wiki/Symmetric-key_algorithm

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http://en.wikipedia.org/wiki/Clos_network

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http://en.wikipedia.org/wiki/Spanning_tree_protocol
http://www.erg.abdn.ac.uk/users/gorry/course/lan-pages/bridge.html
http://www.javvin.com/protocolSTP.html