With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cDhcpv4HCCountNaks
Cisco Dynamic Host Configuration protocol HC Count Naks
1.3.6.1.4.1.9.10.102.1.9.6
The number of DHCPNACK (option 53 with value 6) packets sent.
Back to CISCO-IETF-DHCP-SERVER-MIB MIB page.
IPHost Network monitor allows you to monitor cDhcpv4HCCountNaks 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.
