Select Firmware Upgrades - MIB from the Filter By Software / Firmware drop down list and press Submit.
The Powernet MIB supports all APC network enabled devices except Netbotz. NetBotz has a dedicated SNMP MIB (excluding NetBotz 200).
Please note that as of v5.1.7 and higher , the sumx and sy applications also have support for the RFC1628 Generic UPS MIB. Please refer to knowledge base FA156148 for additional information and recommendations regarding SNMP MIB use.