With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cmqCommonCallActiveNRTable
cmq Common Call Active NR Table
1.3.6.1.4.1.9.9.769.1.1.2
This table is the voice and VoIP extension to the callActiveTable of DIAL-CONTROL-MIB. It contains voice quality information and statistics when noise reduction is applied to the call leg.
Back to CISCO-MEDIA-QUALITY-MIB MIB page.
IPHost Network monitor allows you to monitor cmqCommonCallActiveNRTable on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco firewalls right now.