With IPHost Network Monitor you can run simple snmp requests against a Avaya device in your network.
itrLinkFunctionalStatus
itr Link Functional Status
1.3.6.1.4.1.81.21.3.2.1.11
The attribute represents the status of the WAN link.
Back to MODULES-MIB MIB page.
IPHost Network monitor allows you to monitor itrLinkFunctionalStatus on Avaya device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Avaya routers right now.