With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
gsmCsCidDataTable
gsm Cs Cid Data Table
This group contains the attribute for a component's Customer Identifier (CID). Refer to the attribute description for a detailed explanation of CIDs.
Back to Nortel-Magellan-Passport-GsmIwfMIB MIB page.
IPHost Network monitor allows you to monitor gsmCsCidDataTable 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 modems right now.