CQM Graphs: Difference between revisions
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![[File:Cqm-long-grass.png]]
|'''Long grass'''
Some issues can be subtle, affecting latency on idle lines like this with occasional peaks. Even low levels of jitter like this can disrupt VoIP and can indicate a wide problem such vendor equipment bugs or the start of back-haul congestion. We have seen some routers (Asus) behave like this, the line is clean when swapping the router.
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|[[File:Cqm-latency.png]]
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