With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cObmiM500RxFrames
Cisco Obmi M500 Rx Frames
1.3.6.1.4.1.9.9.698.1.4.1.1
This object indicates the total number of m500 frames received.
Back to CISCO-OBMI-MIB MIB page.
IPHost Network monitor allows you to monitor cObmiM500RxFrames on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.