With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cDhcpv4ServerNotifyDuplicateIpAddr
Cisco Dynamic Host Configuration protocol Server Notify Duplicate Ip Address
1.3.6.1.4.1.9.10.102.1.7.1
The IPv4 address found to be a duplicate. Duplicates are detected by servers, which issue an ICMP ECHOREQUEST prior to offering an IPv4 address lease, or by a client issuing a gratuitous ARP message and reported through a DHCPDECLINE message.
Back to CISCO-IETF-DHCP-SERVER-MIB MIB page.
IPHost Network monitor allows you to monitor cDhcpv4ServerNotifyDuplicateIpAddr on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.
