With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cefcModuleResetReason
Cisco Entity Field Replaceable Unit Control Module Reset Reason
1.3.6.1.4.1.9.9.117.1.2.1.1.3
This object identifies the reason for the last reset performed on the module.
Back to CISCO-ENTITY-FRU-CONTROL-MIB MIB page.
IPHost Network monitor allows you to monitor cefcModuleResetReason on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.