SNMP-Probe

SNMP-Probe offers a tree orientated, graphical representation of a SNMP Walk output. A few of the key features include: Graphical SNMP Tree Browser, Write Abilities, Inference (makes it easier to browse), Support for multiple simultaneous queries, Printing of trees and Branch Cleaning (reduces branch depth to minimum required).
The Simple Network Management Protocol (SNMP) offers a lot of very useful information about a networked device. This goes from a description of the device and who maintains it, all the way through to very detail technical information about the device, i.e. CPU Usage, Network Routes, etc. A must have for all professional network administrators.