With IPHost Network Monitor you can run simple snmp requests against a D-Link device in your network.
adslLoopDiagResultUsSnrN
ADSL Loop Diag Result Us Snr N
1.3.6.1.4.1.3646.1300.2.2.1.4.21
This table used for ADSL2/ADSL2+ upstream loop diagnostics SNR. value of subcarrier(i) is Octect(i)
Back to ASKEY-ADSL-MIB MIB page.
IPHost Network monitor allows you to monitor adslLoopDiagResultUsSnrN on D-Link device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring D-Link switches right now.