With IPHost Network Monitor you can run simple snmp requests against a Avaya device in your network.
lhsRxParErr
lhs Rx Par Error
1.3.6.1.4.1.81.19.2.2.1.12
Number of receive parity errors.
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IPHost Network monitor allows you to monitor lhsRxParErr 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.