With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cdspCardResourceUtilization
Cisco Digital Signal Processing Card Resource Utilization
1.3.6.1.4.1.9.9.86.1.1.1.1.3
The object indicates the percentage of current DSP resource utilization of the card. The utilization is a ratio of number of busy DSP resources (for handling calls, transcoding, voice compression,...) to the total available DSP resources.
Back to CISCO-DSP-MGMT-MIB MIB page.
IPHost Network monitor allows you to monitor cdspCardResourceUtilization on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.