Page MenuHomeFreeBSD

Improve ECN negotiation when using the TCP SYN-cache
ClosedPublic

Authored by tuexen on Aug 8 2020, 12:10 PM.
Tags
None
Referenced Files
Unknown Object (File)
Thu, Nov 13, 5:24 PM
Unknown Object (File)
Mon, Nov 10, 11:12 PM
Unknown Object (File)
Mon, Nov 10, 3:12 PM
Unknown Object (File)
Tue, Nov 4, 7:26 PM
Unknown Object (File)
Tue, Nov 4, 7:18 PM
Unknown Object (File)
Tue, Nov 4, 7:17 PM
Unknown Object (File)
Tue, Nov 4, 7:17 PM
Unknown Object (File)
Mon, Oct 27, 10:51 AM
Subscribers

Details

Summary

This patch ensures that

  • ECN is disabled if the client sends an non-ECN-setup SYN segment.
  • ECN is disabled is the ECN-setup SYN-ACK segment is retransmitted more than net.inet.tcp.ecn.maxretries times.

Diff Detail

Repository
rS FreeBSD src repository - subversion
Lint
Lint Not Applicable
Unit
Tests Not Applicable