With IPHost Network Monitor you can run simple snmp requests against a Netscreen device in your network.
nsIfNetmask
NETSCREEN If Netmask
1.3.6.1.4.1.3224.9.1.1.7
Each interface must belong to a subnet represented by netmask.
Back to NETSCREEN-INTERFACE-MIB MIB page.
IPHost Network monitor allows you to monitor nsIfNetmask 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.
