With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmiFaDeRegRequestsDenied
Cisco Mobile IP Foreign Agent De Registration Requests Denied
1.3.6.1.4.1.9.9.174.1.1.1.17
Total number of De-Registration Requests denied by the foreign agent. Refer cmiFaInitRegRequestsDenied for the reasons for which FA denies a request.
Back to CISCO-MOBILE-IP-MIB MIB page.
IPHost Network monitor allows you to monitor cmiFaDeRegRequestsDenied on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco wireless switches right now.