With IPHost Network Monitor you can run simple snmp requests against a Netscreen device in your network.
nsNatVipCfgLoadBalance
NETSCREEN Nat Vip Configure Load Balance
1.3.6.1.4.1.3224.11.3.1.1.6
Load balance algorithm for the Virtual IP servers.
Back to NETSCREEN-NAT-MIB MIB page.
IPHost Network monitor allows you to monitor nsNatVipCfgLoadBalance on Netscreen device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Netscreen VPN routers right now.