With IPHost Network Monitor you can run simple snmp requests against a F5 Network device in your network.
natIndex
nat Index
1.3.6.1.4.1.3375.1.1.102.2.1.1
A unique value for each NAT defined.
Back to LOAD-BAL-SYSTEM-MIB MIB page.
IPHost Network monitor allows you to monitor natIndex on F5 Network device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring F5 Network switches right now.