With IPHost Network Monitor you can run simple snmp requests against a Cisco device in your network.
xdsl2ChStatusIntlvBlock
xdsl2 Channel Status Intlv Block
1.3.6.1.4.1.2011.2.25.251.1.2.2.1.11
Actual interleaving block length. This parameter reports the actual block length of the interleaver used in the latency path in which the bearer channel is transported. The value ranges from 4 to 255 in steps of 1.
Back to VDSL2-LINE-MIB MIB page.
IPHost Network monitor allows you to monitor xdsl2ChStatusIntlvBlock on Cisco device via the SNMP protocol. Download IPHost Network Monitor (500 monitors for 30 days, 50 monitors free forever) to start monitoring Cisco multiplexers right now.