With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
cslbxNatPoolEntry
Cisco Server Load Balancing Nat Pool Entry
1.3.6.1.4.1.9.9.254.1.3.1.1
Information about a particular NAT pool served by a particular local SLB entity.
Back to CISCO-SLB-EXT-MIB MIB page.
IPHost Network monitor allows you to monitor cslbxNatPoolEntry 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.