With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vrPpSnaPortCircuitS1DlcType
Virtual Router Passport Sna Port Circuit S1 Dlc Type
This attribute indicates the DLC protocol in use between the SNA node and S1.
Back to Nortel-Magellan-Passport-Nortel-Magellan-Passport-SnaMIB MIB page.
IPHost Network monitor allows you to monitor vrPpSnaPortCircuitS1DlcType 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 speech servers right now.