See &%smtp_ratelimit_hosts%& above.
-.option smtp_receive_timeout main time 5m
+.option smtp_receive_timeout main time&!! 5m
.cindex "timeout" "for SMTP input"
.cindex "SMTP" "input timeout"
This sets a timeout value for SMTP reception. It applies to all forms of SMTP
The former means that Exim was expecting to read an SMTP command; the latter
means that it was in the DATA phase, reading the contents of a message.
+If the first character of the option is a &"$"& the option is
+expanded before use and may depend on
+&$sender_host_name$&, &$sender_host_address$& and &$sender_host_port$&.
+
.oindex "&%-os%&"
The value set by this option can be overridden by the