With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cDhcpv4FOIntUpdateReqsSent
Cisco IETF Dynamic Host Configuration protocol FO Interval Update Request Sent
1.3.6.1.4.1.9.10.122.1.5.15
The number of DHCPUPDATEREQ packets sent during the reporting interval.
Back to CISCO-IETF-DHCP-SERVER-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cDhcpv4FOIntUpdateReqsSent on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.