With IPHost Network Monitor you can run simple snmp requests against a Netscreen device in your network.
nsNatMipIfNetmask
NETSCREEN Nat Mip If Netmask
1.3.6.1.4.1.3224.11.1.1.6
Interface's netmask that a MIP is linked to.
Back to NETSCREEN-NAT-MIB MIB page.
IPHost Network monitor allows you to monitor nsNatMipIfNetmask 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.
