With IPHost Network Monitor you can run simple snmp requests against a Netscreen device in your network.
nsVpnGwPeerType
NETSCREEN Vpn Gw Peer Type
1.3.6.1.4.1.3224.4.4.1.1.14
Peer Type(optional)
Back to NETSCREEN-VPN-GATEWAY-MIB MIB page.
IPHost Network monitor allows you to monitor nsVpnGwPeerType 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.