With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
mnHAStatus
mn HA Status
1.3.6.1.2.1.44.1.3.1.3.1.3
The row status for this home agent entry. If the status is set to 'createAndGo' or 'active', then the mobile node can use mnHAAddress as a valid candidate for a home agent. If the status is set to 'destroy', then the mobile node should delete this row, and deregister from that home agent.
Back to MIP-MIB MIB page.
IPHost Network monitor allows you to monitor mnHAStatus 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.