With IPHost Network Monitor you can run simple snmp requests against a Netscreen device in your network.
nsNatVipServerEntry
NETSCREEN Nat Vip Server Entry
1.3.6.1.4.1.3224.11.3.2.1
An entry containing attributes of a vip configuration's server pool.
Back to NETSCREEN-NAT-MIB MIB page.
IPHost Network monitor allows you to monitor nsNatVipServerEntry on Netscreen device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Netscreen firewalls right now.