With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
frUniTraceFilterDirection
Frame Relay Uni Trace Filter Direction
This attribute specifies the direction of the data to be traced as viewed by the service. The values can be egress, and/or ingress. An egress value indicates frames outbound from the service. An ingress value indicates frames inbound to the service. This attribute can be set while a trace is active and takes effect immediately. Description of bits: egress(0) ingress(1)
Back to Nortel-Magellan-Passport-FrameRelayUniTraceMIB MIB page.
IPHost Network monitor allows you to monitor frUniTraceFilterDirection 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 multiplexers right now.