User's Guide To CMU SNMP for Linux
http://www.cris.ufl.edu/~dadavis/cmu-snmp.html
Carnegie Mellon University (CMU) provides free SNMP software for Linux, a freely distributed Unix version. You can find out about how the CMU SNMP works on Linux, as well as get updated information on SNMP version 2. Some of this information is dated, but this site does provide helpful discussions on using CMU SNMP for Linux.