With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
p2mpSuLinkDSThresh
p2mp Su Link DS Thresh
1.3.6.1.4.1.9.9.181.2.1.1.2
When the percentage of codeword errors detected to the total codewords received in one second is equal to or greater than this value, and less than p2mpLinkSESThresh, the second is counted as a Codeword Degraded Second.
Back to CISCO-WIRELESS-P2MP-LINK-METRICS-MIB MIB page.
IPHost Network monitor allows you to monitor p2mpSuLinkDSThresh on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco mobile switches right now.