With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
appnDlciDcRemoteNpi
appn Dlci Dc Remote Npi
This attribute specifies the numbering plan used for remoteDna.
Back to Nortel-Magellan-Passport-AppnMIB MIB page.
IPHost Network monitor allows you to monitor appnDlciDcRemoteNpi 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 modems right now.