With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cwr1SecRxCodewords
cwr1 Sec Rx Codewords
1.3.6.1.4.1.9.9.136.1.6.6.1.3
This object represents the cumulative total number of codewords received by this radio link at the time this entry was updated.
Back to CISCO-WIRELESS-IF-MIB MIB page.
IPHost Network monitor allows you to monitor cwr1SecRxCodewords on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.