With IPHost Network Monitor you can run simple snmp requests against a ADTRAN device in your network.
adVqmActCallGapCount
ad Vqm Act Call Gap Count
1.3.6.1.4.1.664.5.53.5.3.8.1.1.60
Number of times the stream is in gap condition.
Back to ADTRAN-AOS-VQM MIB page.
IPHost Network monitor allows you to monitor adVqmActCallGapCount on ADTRAN device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring ADTRAN multiplexers right now.