With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
lineDMTUpRDICount
line DMT Up RDI Count
1.3.6.1.4.1.9.10.26.1.4.2.1.11
Upstream count of remote defect indication (RDI) events reported by the CO for the DMT card only. This object is instantiated for the CAP card.
Back to CISCO-C6200-MIB MIB page.
IPHost Network monitor allows you to monitor lineDMTUpRDICount 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.