With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cnatAddrBindId
cnat Address Bind Id
1.3.6.1.4.1.9.10.77.1.2.2.1.3
This object represents a BIND id that is dynamically assigned to each BIND by a NAT enabled device. Each BIND is represented by a unique BIND id across both, the Address bind and Address-Port bind tables.
Back to CISCO-IETF-NAT-MIB MIB page.
IPHost Network monitor allows you to monitor cnatAddrBindId on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco optical switches right now.