With IPHost Network Monitor you can run simple snmp requests against a Nortel device in your network.
lpImaMaxDiffDelay
lp Ima Max Diff Delay
This attribute specifies the maximum differential delay (in milliseconds) between links acceptable in the IMA group. If a link violates that maximum differential delay, it will not be active in the IMA group and an alarm will be generated.
Back to Nortel-Magellan-Passport-ImaMIB MIB page.
IPHost Network monitor allows you to monitor lpImaMaxDiffDelay 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 secure routers right now.