With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
rtgDpnRidStorageType
rtg Dpn Rid Storage Type
This variable represents the storage type value for the rtgDpnRid tables.
Back to Nortel-Magellan-Passport-DpnRoutingMIB MIB page.
IPHost Network monitor allows you to monitor rtgDpnRidStorageType 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.