With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
gvcIfDlciStatsTable
General Vc Interface Dlci Stats Table
This group contains the operational statistics for the DLCI.
Back to Nortel-Magellan-Passport-GeneralVcInterfaceMIB MIB page.
IPHost Network monitor allows you to monitor gvcIfDlciStatsTable 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 switches right now.