With IPHost Network Monitor you can run simple snmp requests against a Netscreen device in your network.
nsVpnL2tpTunUsrOrGroup
NETSCREEN Vpn L2tp Tunnel Usr Or Group
1.3.6.1.4.1.3224.4.8.9.1.4
Dialup user or group using this l2tp tunnel.
Back to NETSCREEN-VPN-L2TP-MIB MIB page.
IPHost Network monitor allows you to monitor nsVpnL2tpTunUsrOrGroup 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.