With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
nmisTelnetSessionStorageType
nmis Telnet Session Storage Type
This variable represents the storage type value for the nmisTelnetSession tables.
Back to Nortel-Magellan-Passport-MgmtInterfacesMIB MIB page.
IPHost Network monitor allows you to monitor nmisTelnetSessionStorageType 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 switches right now.