With IPHost Network Monitor you can run simple snmp requests against a Avaya device in your network.
ethIntPortEntry
eth Int Port Entry
1.3.6.1.4.1.81.12.4.1.1
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IPHost Network monitor allows you to monitor ethIntPortEntry on Avaya device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Avaya routing switches right now.