With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmmcaDeviceInetAddressType
Cisco Multi-Modal Contact Applications Device Inet Address Type
1.3.6.1.4.1.9.9.664.1.1.13.1.6
This object identifies the IP address type of the remote device.
Back to CISCO-MMODAL-CONTACT-APPS-MIB MIB page.
IPHost Network monitor allows you to monitor cmmcaDeviceInetAddressType 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.