With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
bsnBlackListClientTable
bsn Black List Client Table
1.3.6.1.4.1.14179.2.5.6
The table listing Wlan Black Listed Clients
Back to AIRESPACE-WIRELESS-MIB MIB page.
IPHost Network monitor allows you to monitor bsnBlackListClientTable 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.