With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
x25DteLcnRowStatus
x25 Dte Logical Channel Number Row Status
1.3.6.1.4.1.562.2.4.1.90.4.1.1.1
This variable is used as the basis for SNMP naming of x25DteLcn components. These components cannot be added nor deleted.
Back to Nortel-Magellan-Passport-X25DteMIB MIB page.
IPHost Network monitor allows you to monitor x25DteLcnRowStatus 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.