[e2e] IP puzzle paper

[Wu-chang Feng]

To follow up on a thread from late last year, the following techreport 
describes a constant-state, high-speed implementation of network layer 
puzzles.

Wu-chang Feng, Ed Kaiser, Wu-chi Feng, Antoine Luu
"The Design and Implementation of Network Layer Puzzles"
OGI CSE Technical Report 04-003, August 2004.
http://www.cse.ogi.edu/sysl/projects/puzzles/04-003.pdf

Source code release forthcoming....

Wu