Simple scripts

[Traffic Monitoring with RRDTool]
[Graphing CPU and motherboard temperatures with RRDtool]
http://www.interphaze.org/bits/GRRL/grrl_graph.txt
http://oooops.net/rrdtool/index.php
http://rrdcollect.sf.net << This is a really good and simple utility
http://pedram.redhive.com/code/rrdtool_scripts << some assorted collection of scripts