With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
vrPpSrBpPathCost
Virtual Router Passport Sr Bridge Port Path Cost
This attribute specifies the contribution of this port, to all the paths to the root bridge that include this port. Please note that the value of the attribute pathCostMethod is applied only when the value of the attribute pathCostMethod is set to on and is ignored if otherwise.
Back to Nortel-Magellan-Passport-BridgeMIB MIB page.
IPHost Network monitor allows you to monitor vrPpSrBpPathCost 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.