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This is the support site for Andrews & Arnold Ltd, a UK Internet provider. Information on these pages is generally for our customers but may be useful to others, enjoy!
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The FireBrick 6000 routers we use provide us with Continuous Quality Monitoring of every broadband circuit. This allows us to track the quality of each and every connection in great detail. The router itself produces the graphs in real time, and can also provide csv files with accurate data for each graph.
===Faulty Card in a TalkTalk LTS===
[[File:Cqm-faulty-lts-card.png|none|
Here we have three days of graphs, you can see packet loss starting at around 2:50AM, which then gets worse two days later and is then fixed.
From 9AM on day 3, the interface that we have with TalkTalk started reporting input discards.
[[File:Discards.jpg|none|
The faulty line card was taken out of service, and the packet loss was no longer.
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