With IPHost Network Monitor you can run simple snmp requests against a ADTRAN device in your network.
adVqmEndPointInterfaceId
ad Vqm End Point Interface Id
1.3.6.1.4.1.664.5.53.5.3.6.1.1.3
Interface index that received RTP stream from this end-point.
Back to ADTRAN-AOS-VQM MIB page.
IPHost Network monitor allows you to monitor adVqmEndPointInterfaceId on ADTRAN device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring ADTRAN IP phones right now.