With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cnatAddrMapStatsAddrUsed
cnat Address Map Stats Address Used
1.3.6.1.4.1.9.10.77.1.3.2.1.6
The number of addresses, pertaining to this address map, that are currently being used from the nat pool. The value of this object is irrelevant if the address map in question is a static address map.
Back to CISCO-IETF-NAT-MIB MIB page.
IPHost Network monitor allows you to monitor cnatAddrMapStatsAddrUsed on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.
