noxrepo
openflow
sflow
netflow ….
http://holisticinfosec.blogspot.cz/2013/08/toolsmith-c3cm-part-1-nfsight-with.html
http://blog.pierky.com/netflow-installation-and-configuration-of-nfdump-and-nfsen-on-debian/
http://afterglow.sourceforge.net/
http://www.alfredtong.com/cisco/cisco-netflow-for-unsupported-switches/
http://www.noxrepo.org/forum/topic/configs-for-tl-wr740n/