1634791 - Set/Get ECN bits on sent/received UDP datagrams

Status: RESOLVED FIXED

(Core :: Networking, enhancement, P3)

Description

[Andy Grover [:grover]]

For handling network congestion in our QUIC networking code, it would be useful to be able to access the ECN bits in the IP header.

https://en.wikipedia.org/wiki/Explicit_Congestion_Notification

Comment 1

[Kershaw Chang [:kershaw]]

(In reply to Andy Grover [:grover] from comment #0)

For handling network congestion in our QUIC networking code, it would be useful to be able to access the ECN bits in the IP header.

https://en.wikipedia.org/wiki/Explicit_Congestion_Notification

Hi Andy, could you give this bug a priority?
Thanks.

Comment 2

[Lars Eggert [:lars]]

This would need a largish change to NSPR. We might rather want to consider an alternative approach to UDP packet I/O from FF.

Comment 3

[Max Inden]

Shall we close either here or https://bugzilla.mozilla.org/show_bug.cgi?id=1902065 as duplicate?

Comment 4

[Lars Eggert [:lars]]

I would close 1902065 as dup. And link to the relevant PRs here.

Comment 5

[Max Inden]

Closing here with https://phabricator.services.mozilla.com/D220062 landed. I will follow-up with another patch to enable it on Firefox Nightly.