For PB developers: http://research.sun.com/techrep/1994/smli_tr-94-29.pdf For people working on networking in general: http://web.mit.edu/Saltzer/www/publications/endtoend/endtoend.txt -- Itamar Shtull-Trauring http://itamarst.org Looking for a job -- http://itamarst.org/resume.html