With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cDot11ClientMsduFails
Cisco Dot11 Client Msdu Fails
1.3.6.1.4.1.9.9.273.1.3.1.1.12
This counter increments when an MSDU is not transmitted successfully for this client due to the number of transmit attempts exceeding some limit.
Back to CISCO-DOT11-ASSOCIATION-MIB MIB page.
IPHost Network monitor allows you to monitor cDot11ClientMsduFails on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.