With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
natAddrBindGlobalAddrType
nat Addr Bind Global Addr Type
1.3.6.1.2.1.123.1.6.1.3
This object specifies the address type used for natAddrBindGlobalAddr.
Back to NAT-MIB MIB page.
IPHost Network monitor allows you to monitor natAddrBindGlobalAddrType on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.