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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!

CQM Graphs: Difference between revisions

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==What information is on the graph?==
 
[[File:Cqm-screen-shot-notes.png|none|frame1200px|CQM Graphs]]
 
Each column (pixel) represents 100 seconds of samples. The hour of day is shown at the bottom, and the day and date shown next to midnight in the graph. There is additional text superimposed on the graph such as a circuit ID.
===Affect of adjusting the 'rate' setting===
[[File:Cqm-ratedrop.png|none|frame|Example of changing the line rate from 100%-95% reduced average latency when filling the link when downloading]]
 
===Running a speed test every 15 minutes===
[[File:Cqm-speedtest15mins.png|none|frame|Running an automated speed test every 15 minutes - not a fault, but the test fills the link and causes loss so will be service affecting]]
 
==Other Examples==
autoreview, Bureaucrats, editor, Interface administrators, reviewer, Administrators
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