With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
callActivePeerSubAddress
call Active Peer Sub Address
1.3.6.1.2.1.10.21.1.3.1.1.4
The subaddress this call is connected to. If the subaddress is undefined or not available, this will be a zero length string.
Back to DIAL-CONTROL-MIB MIB page.
IPHost Network monitor allows you to monitor callActivePeerSubAddress 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.