Last update 23 November 2010

Unstable lines that require a high “target” Noise Margin.

Ring/Bell wire description and fixing.

High noise margin/SNR/SNRM/SN Margin.

Odd speed test results. Why you can get ridiculously high results.

Router acting oddly. Specifically Thomson Speedtouch but the solution may apply to others.

Miscellaneous nasties. Various bits and bobs that can cause trouble but don’t fit in well anywhere else. Added to as I come across them.

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