With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cnatInterfaceStorageType
cnat Interface Storage Type
1.3.6.1.4.1.9.10.77.1.1.4.1.3
The storage type for this conceptual row.
Back to CISCO-IETF-NAT-MIB MIB page.
IPHost Network monitor allows you to monitor cnatInterfaceStorageType 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.