With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cwrBpiRmTEKInvalidErrorString
cwr Bpi Rm TEK Invalid Error String
1.3.6.1.4.1.9.9.135.1.2.2.1.10
Display-String in the most recent TEK Invalid message sent in ssociation with this BPI TEK service. This is a zero length string if no TEK Invalid message has been received since reboot.
Back to CISCO-WIRELESS-P2P-BPI-MIB MIB page.
IPHost Network monitor allows you to monitor cwrBpiRmTEKInvalidErrorString 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.