With IPHost Network Monitor you can run simple snmp requests against a Netscreen device in your network.
nsAdminUserClientIndex
NETSCREEN Admin User Client Index
1.3.6.1.4.1.3224.7.11.3.1.1
A unique value for client ip table. Its value ranges between 0 and 65535 and may not be contigous.
Back to NETSCREEN-SET-ADMIN-USR-MIB MIB page.
IPHost Network monitor allows you to monitor nsAdminUserClientIndex 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.