With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
nhrpServerCacheUniqueness
nhrp Server Cache Uniqueness
The Uniqueness indicator for this cache entry used in duplicate address detection. This value cannot be changed after the entry is active.
Back to NHRP-MIB MIB page.
IPHost Network monitor allows you to monitor nhrpServerCacheUniqueness on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.