With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cDhcpv4HCCountInforms
Cisco Dynamic Host Configuration protocol HC Count Informs
1.3.6.1.4.1.9.10.102.1.9.8
The number of DHCPINFORM (option 53 with value 8) packets received.
Back to CISCO-IETF-DHCP-SERVER-MIB MIB page.
IPHost Network monitor allows you to monitor cDhcpv4HCCountInforms 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.
