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TCP & UDP: TOS/TrafficClass #78

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badeend opened this issue Nov 15, 2023 · 0 comments
Open

TCP & UDP: TOS/TrafficClass #78

badeend opened this issue Nov 15, 2023 · 0 comments

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@badeend
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badeend commented Nov 15, 2023

Relevant socket options:

  • IP_TOS
  • IPV6_TCLASS
  • IP_RECVTOS
  • IPV6_RECVTCLASS
  • TCP_ECN_MODE
  • TCP_ENABLE_ECN

TODO:

  • 1 TOS field vs. separate DSCP and ECN fields
  • TCP: are ECN bits settable?
  • Receive per-packet value
  • Windows supports only the ECN bits
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