With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cdot11QosRetries
Cisco Dot11 Qos Retries
1.3.6.1.4.1.9.9.416.1.3.1.1.3
This is the counter for QoS retries performed on this IEEE 802.11 interface for the traffic queue.
Back to CISCO-DOT11-QOS-MIB MIB page.
IPHost Network monitor allows you to monitor cdot11QosRetries on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.