With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
frUniLtsFramesTx
Frame Relay Uni Lts Frames Tx
This attribute specifies the number of frames send to the network since the last time these statistics were cleared. This is similar to the framesToIf attribute of the FRAMER component.
Back to Nortel-Magellan-Passport-FrameRelayUniMIB MIB page.
IPHost Network monitor allows you to monitor frUniLtsFramesTx 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.