With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
caqArpInspIpDroppedPkts
Cisco Access Control List QoS Arp Inspection Ip Dropped Packets
1.3.6.1.4.1.9.9.179.1.8.9
Indicates the total number of IP packets dropped by ARP Inspection because of invalid IP address.
Back to CISCO-CATOS-ACL-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor caqArpInspIpDroppedPkts 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.