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TalkTalk and DSCP and 19 second latency: Difference between revisions

TalkTalk and DSCP and 19 second latency (view source)

Revision as of 20:28, 7 December 2021

263 bytes added ,  7 December 2021
m
→‎Deep Packet Inspection
So, seems this is a problem within TalkTalks's UK network, probably affecting all TalkTalk ADSL and VDSL lines in the UK.
 
=Deep Packet Inspection Concerns=
TalkTalk provide AAISP the routing of PPP packets from our customer's router (CPE) to our routers (LNS).
 
OneIt concernis obvious that thisour issueping raisestests isshow that TalkTalk are inspecting furtherthe inDSCP tofield in the IP packet thanwithin we'dthe likePPP orand needthen themapplying to.that ThisDSCP mayclassification wellwhen bethey bypass mistakethe (aPPP miss-configuredframe routerthrough within TalkTalkstheir network), but- thisapplying issome somethingsort we'reof keenqueuing to understand and getrule to the bottom ofit.
 
One concern that this issue raises is that TalkTalk are inspecting further in to the packet than we'd like or need them to. This may well be by mistake (a miss-configured router within TalkTalk's network), but this is something we're keen to understand and get to the bottom of.
 
=The fix=
AA-Andrew
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Retrieved from ‘http://support.aa.net.uk/Special:MobileDiff/15607’