With IPHost Network Monitor you can run simple snmp requests against a Netscreen device in your network.
nsVpnL2tpDefPriWins
NETSCREEN Vpn L2tp Default Pri Wins
1.3.6.1.4.1.3224.4.8.7
WINS Primary Server's IP address.
Back to NETSCREEN-VPN-L2TP-MIB MIB page.
IPHost Network monitor allows you to monitor nsVpnL2tpDefPriWins 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.