DSL statistics not reset on disconnect

[tmomas]

Might be worth reading:

DSL Statistics Reset on lantiq platform

As far as I can, there is no persistent storage of the statistics on the box. For example the following command "/etc/init.d/dsl_control status" will query the dsl driver for the statistics. And more over each side of the connection is responsible for its own "half" of the statistics; only the dslam/msan knows about upstream errors, so the modem needs to query these values over the dsl link; but that also means that the dslam/msan is responsible to reset them. And I guess the dslam will have its…

Simple tool to query lantiq modem statistics and diagnostics, useful for modem-routers running OpenWrt's dsl_cmd

Dear all, due to stability issues on my own link I have cobbled together a quick and dirty project to extract and display statistics and diagnostic data from my Lantiq-VRX200 modem (BT homeHub 5A, currently running OpenWrt 19.07.0). Since I would have preferred not having to do this and since, even in its rudimentary and coarse state, it might be useful to others (if only as documentation about the how to do this conceptually and how not-to-do this implementation-wise) I just put up a project o…