With IPHost Network Monitor you can run simple snmp requests against a Netscreen device in your network.
nsVpnCertCfgEntry
NETSCREEN Vpn Cert Configure Entry
1.3.6.1.4.1.3224.4.7.2.1
Each entry in the nsVpnCertCfgTable contains a set of attributes a certification
Back to NETSCREEN-CERTIFICATE-MIB MIB page.
IPHost Network monitor allows you to monitor nsVpnCertCfgEntry 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.