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authorPhil Pennock <pdp@exim.org>2011-09-04 00:43:15 -0400
committerPhil Pennock <pdp@exim.org>2011-09-04 00:43:15 -0400
commitac8c9fbdec78f15484599cfaae195f24a6fe4858 (patch)
treefca7eaa30ba5cad3a82df64f660f2347bf62a37e /doc
parent522f6933d00d2e4b22885bd11fde2b24ef6e8579 (diff)
Document behaviour of message_size_limit=0 (main config setting, not transport)
Diffstat (limited to 'doc')
-rw-r--r--doc/doc-docbook/spec.xfpt4
1 files changed, 4 insertions, 0 deletions
diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt
index b7d8c465d..1c3e43492 100644
--- a/doc/doc-docbook/spec.xfpt
+++ b/doc/doc-docbook/spec.xfpt
@@ -14169,6 +14169,10 @@ probably safest to just set it to a little larger than this value. Eg, with a
default Exim message size of 50M and a default ClamAV StreamMaxLength of 10M,
some problems may result.
+A value of 0 will disable size limit checking; Exim will still advertise the
+SIZE extension in an EHLO response, but without a limit, so as to permit
+SMTP clients to still indicate the message size along with the MAIL verb.
+
.option move_frozen_messages main boolean false
.cindex "frozen messages" "moving"