1. http://www.cisco.com/en/US/solutions/collateral/ns341/ns525/ns537/ns705/ns827/white_paper_c11-481360.pdf
2. http://www.ing.unibs.it/ntw/tools/fmsim
3. http://www.caida.org/data/passive/trace_stats/
4. http://burtleburtle.net/bob/
5. http://www.caida.org/tools/measurement/coralreef/dists/coral-3.9.1.tar.gz