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CQM Graphs: Difference between revisions

CQM Graphs (view source)

Revision as of 21:58, 6 December 2022

5 bytes added ,  6 December 2022
m
→‎Heavy Packetloss
For more info see: [[Interleaving]]
 
===Heavy Packetlosspacket loss===
Also see [[Packet Loss]]
[[File:CQM-heavyloss.png|none|frame|This is showing more than 50% packet loss with no usage. A problem!]]
 
[[File:Cqm-packetloss-contactfault.png|none|frame|This line has loss due to a Batterybattery Contactcontact Faultfault. A copper line test suggestsuggests that this should be reported to Openreach as a fault.]]
 
[[File:Cqm-VPcongestionOrfault.png|none|frame|Packet loss when a downloading but not filling the line]]
 
This is a rather strange one. There is packetlosspacket loss when downloading, however the download is not filling the link, but there is still loss,. thisThis is unusual. This turned out to be congestion on the Virtualvirtual Pathpath within BT, or it may have been miss-configuredmisconfigured. It took our escalation staff 3three months to convince BT that the fault was within their network.
 
===Phone line half connected - DIS in one leg===
CecilWard
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Retrieved from ‘http://support.aa.net.uk/Special:MobileDiff/16193’