With IPHost Network Monitor you can run simple snmp requests against a ADTRAN device in your network.
adGenAOSnmTwIpdvAbsRtMaxFail
Adtran Gen AOS Network Monitor Tw Ipdv Abs Rt Max Fail
1.3.6.1.4.1.664.5.53.2.2.5.1.28
Specifies the maximum round-trip absolute-value inter-packet delay variation threshold in milliseconds that will cause the probe operation to fail.
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IPHost Network monitor allows you to monitor adGenAOSnmTwIpdvAbsRtMaxFail on ADTRAN device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring ADTRAN firewalls right now.