With IPHost Network Monitor you can run simple snmp requests against a Avaya device in your network.
cjnIcmpInSrcQuenchs
Cajun Icmp In Source Quenchs
1.3.6.1.4.1.52.4.43.2.1.4.24
The number of ICMP Source Quench messages received.
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IPHost Network monitor allows you to monitor cjnIcmpInSrcQuenchs on Avaya device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Avaya IP phones right now.