Most network devices and programs ship with so-called MIB files to describe the parameters and meanings (i.e.: friendly names) which are available for monitoring via SNMP. ActiveXperts Network Monitor supports vendor-specific MIB files, to allow monitoring the specific OID's (Object Identifiers).
Below is a list of vendors that offer MIB files for their devices. Click on a vendor to list their respective MIB files(s):