With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
nhrpClientPurgeRequestRetries
nhrp Client Purge Request Retries
The number of times the client will retry a purge request before failure. A value of 0 means don't retry. A value of 65535 means retry forever.
Back to NHRP-MIB MIB page.
IPHost Network monitor allows you to monitor nhrpClientPurgeRequestRetries on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.