With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
gvcIfDlciLdevLastTimeUnreachable
General Vc Interface Dlci Ldev Last Time Unreachable
This attribute indicates the last time the deviceStatus changed from reachable to unreachable.
Back to Nortel-Magellan-Passport-GeneralVcInterfaceMIB MIB page.
IPHost Network monitor allows you to monitor gvcIfDlciLdevLastTimeUnreachable on Allied Telesis device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Nortel speech servers right now.
