With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
nlHostHighCapacityOutOverflowPkts
nl Host High Capacity Out Overflow Packets
1.3.6.1.2.1.16.14.3.1.3
The number of times the associated nlHostOutPkts counter has overflowed.
Back to HC-RMON-MIB MIB page.
IPHost Network monitor allows you to monitor nlHostHighCapacityOutOverflowPkts 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.