or download this
&SNMP::addMibDirs('dir'...); # Add a new SEARCH directory for findin
+g MIBs.
&SNMP::addMibFiles('file'...); # Load a file's contents into the MIB.
&SNMP::loadModule('NAME'...); # Look in all search dirs for a file co
+ntaining the NAME MIB. First one found is loaded.