With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
atmIfUniIlmiEsiToRegisterTable
atm If Uni Ilmi Esi To Register Table
This attribute is a list of zero or more addresses. If the side attribute in the Uni component is set to network, then this attribute must be an empty list; if the side attribute is set to user, then this attribute is a list of end system indicators (ESI) addresses (12 hex digits) that are used to compose addresses to register with the network side.
Back to Nortel-Magellan-Passport-AtmUniMIB MIB page.
IPHost Network monitor allows you to monitor atmIfUniIlmiEsiToRegisterTable 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.