With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cdsIfBindingsLimitTable
CISCO DHCP SNOOPING If Bindings Limit Table
1.3.6.1.4.1.9.9.380.1.3.4
A table provides the mechanism to configure the binding limit for DHCP Snooping purpose at each interface capable of this feature. Some of the interfaces (but not limited to) for which this feature might be applicable are: ifType = ethernetCsmacd(6).
Back to CISCO-DHCP-SNOOPING-MIB MIB page.
IPHost Network monitor allows you to monitor cdsIfBindingsLimitTable 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.