With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
rtgDpnRidDelayMetricValue
rtg Dpn Rid Delay Metric Value
This variable represents an individual value for the rtgDpnRidDelayMetricTable.
Back to Nortel-Magellan-Passport-DpnRoutingMIB MIB page.
IPHost Network monitor allows you to monitor rtgDpnRidDelayMetricValue 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 secure routers right now.