With IPHost Network Monitor you can run simple snmp requests against a Avaya device in your network.
lstIntPortLocalOctets
lst Int Port Local Octets
1.3.6.1.4.1.81.19.4.1.1.1.6
Number of octets local to the ring. The local traffic includes only traffic between stations on the local ring.
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IPHost Network monitor allows you to monitor lstIntPortLocalOctets on Avaya device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Avaya switches right now.