With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
adsl2SCStatusEntry
ADSL2 Sub-Carriers Status Entry
1.3.6.1.2.1.10.238.1.2.2.1
The table Adsl2SCStatusEntry contains status parameters of the ADSL2 sub-carriers. The index of this table is an interface index where the interface has an ifType of adsl2plus(238).
Back to ADSL2-LINE-MIB MIB page.
IPHost Network monitor allows you to monitor adsl2SCStatusEntry on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco switches right now.