Logging: restrict TFO client-side to Linux

[users/jgh/exim.git] / doc / doc-txt / NewStuff

diff --git a/doc/doc-txt/NewStuff b/doc/doc-txt/NewStuff
index 3e1da34ee5fed0a6562a67b028e10c30ce41b6b7..8ea1708bd107a2f9caa60c1e2d24e81b2f6cbdf8 100644 (file)
--- a/doc/doc-txt/NewStuff
+++ b/doc/doc-txt/NewStuff
@@ -47,6 +47,11 @@ Version 4.90
 11. Millisecond timetamps in logs, on log_selector "millisec".  Also affects
     log elements QT, DT and D, and timstamps in debug output.
 
+12. TCP Fast Open logging.  As a server, logs when the SMTP banner was sent
+    while still in SYN_RECV state; as a client logs when the connection
+    is opened with a TFO cookie.  Support varies between platforms
+    (Linux does both. FreeBSD server only, others unknown).
+
 
 Version 4.89
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