With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
dataSigChanNisProvTable
data Sig Chan Nis Prov Table
This group defines the general options of the d-channel signalling link.
Back to Nortel-Magellan-Passport-DisdnNISMIB MIB page.
IPHost Network monitor allows you to monitor dataSigChanNisProvTable 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.