With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
lecAtmAddress
LAN Emulation Client Atm Address
1.3.6.1.4.1.353.5.3.1.1.6.1.1
This attribute indicates the ATM address of this LEC. This attribute represents the 'C1' LEC state parameter in the ATM Forum LANE specification.
Back to Nortel-Magellan-Passport-LaneClientMIB MIB page.
IPHost Network monitor allows you to monitor lecAtmAddress 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.