With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccapAppTypeHisDTMFNoInput
Cisco Call Applications Application Type History DTMF No Input
1.3.6.1.4.1.9.9.146.1.2.2.1.59
Total number of user input timeout on DTMF input seen by this application type.
Back to CISCO-CALL-APPLICATION-MIB MIB page.
IPHost Network monitor allows you to monitor ccapAppTypeHisDTMFNoInput 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.