With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
adslAtucCurrAtn
ADSL Atuc Current Atn
1.3.6.1.2.1.10.94.1.1.2.1.5
Measured difference in the total power transmitted by the peer ATU and the total power received by this ATU. This value is determined in accordance with T1.413[10].
Back to ADSL-LINE-MIB MIB page.
IPHost Network monitor allows you to monitor adslAtucCurrAtn on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco routers right now.