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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 19:58, 7 December 2021

38 bytes added ,  7 December 2021
m
→‎TL;DR
 
=TL;DR=
For some reason, TT's kit is reading IP DSCP marks from IPv4 packets inside PPPoE, and then putting them in a funny queuing setup which results in latency quickly increasing to over 19 seconds on the route from the End User to A&A:
 
1408 bytes from x.x.x.x: icmp_seq=986 ttl=63 time='''19084.589 ms'''
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Retrieved from ‘http://support.aa.net.uk/Special:MobileDiff/15594’