With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
rtgTopNodeLgTrkObjTrunkType
rtg Top Node Lg Trk Obj Trunk Type
This attribute lists the type of the trunk. There can be up to eight(8) types of trunks. The terrestrial and satellite trunk types have been defined, leaving six(6) remaining types that can be defined by the network administration. The set of allowed trunk types for a path is indicated in the permittedTrunkType attribute of the PLC. When selecting a route, PORS only chooses trunks whose PA trunkType are in the permittedTrunkTypes set of the path.
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IPHost Network monitor allows you to monitor rtgTopNodeLgTrkObjTrunkType 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.