With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
ccapAppInstHisPSTNInCallDiscUsrErr
Cisco Call Applications Application Instance History PSTN In Call Disconnected User Error
1.3.6.1.4.1.9.9.146.1.3.3.1.11
Total number of incoming PSTN call legs that disconnected with 'user error' cause code. User error cause code could be 'no answer/busy/timeout'.
Back to CISCO-CALL-APPLICATION-MIB MIB page.
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