With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
gvcIfDlciVcNotDataXferToSubnet
General Vc Interface Dlci Vc Not Data Xfer To Subnet
This attribute records the number of frames from link discarded when the Vc tries to recover from internal path failure.
Back to Nortel-Magellan-Passport-GeneralVcInterfaceMIB MIB page.
IPHost Network monitor allows you to monitor gvcIfDlciVcNotDataXferToSubnet 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 multiplexers right now.