In this post I’m going to go through the process of exposing a custom SNMP MIB using pysnmp. I assume you’re already familiar with SNMP concepts and how to write a MIB. This post will take you through the process of getting your MIB into a format pysnmp likes and then writing a little python program to serve up that MIB using pysnmp. The program will also be able to send a trap defined in the MIB.