With IPHost Network Monitor you can run simple snmp requests against a ADTRAN device in your network.
adUnitPingRepeatCnt
ad Unit Ping Repeat Cnt
1.3.6.1.4.1.664.5.30.3.5.9
Specify the number of times to repeat the ping request. For verbose mode maximum allowed is 50, for normal mode, the maximum is 255.
Back to ADTRAN-ADUNIT-MIB MIB page.
IPHost Network monitor allows you to monitor adUnitPingRepeatCnt 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.