X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/5e6d12accb0bdfa1cee9d8c9a1ecec3131b9f502..d8ac03161cd960f2ad026e0a11c2614519c4a8be:/doc/doc-docbook/spec.xfpt?ds=sidebyside diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt index 91dacb7bb..c78995f82 100644 --- a/doc/doc-docbook/spec.xfpt +++ b/doc/doc-docbook/spec.xfpt @@ -464,7 +464,7 @@ which contains what used to be a separate FAQ, as well as various other examples, tips, and know-how that have been contributed by Exim users. .cindex Bugzilla -An Exim Bugzilla exists at &url(http://bugs.exim.org). You can use +An Exim Bugzilla exists at &url(https://bugs.exim.org). You can use this to report bugs, and also to add items to the wish list. Please search first to check that you are not duplicating a previous entry. @@ -504,7 +504,7 @@ information will be posted at &url(http://www-tus.csx.cam.ac.uk/courses/exim/). .cindex "bug reports" .cindex "reporting bugs" Reports of obvious bugs can be emailed to &'bugs@exim.org'& or reported -via the Bugzilla (&url(http://bugs.exim.org)). However, if you are unsure +via the Bugzilla (&url(https://bugs.exim.org)). However, if you are unsure whether some behaviour is a bug or not, the best thing to do is to post a message to the &'exim-dev'& mailing list and have it discussed. @@ -3869,12 +3869,12 @@ by Exim in conjunction with the &%-MC%& option, and passes on the fact that the host to which Exim is connected supports TLS encryption. .new -.vitem &%-MCt%&&~<&'IP&~address'&>&~<&'port'&> +.vitem &%-MCt%&&~<&'IP&~address'&>&~<&'port'&>&~<&'cipher'&> .oindex "&%-MCt%&" This option is not intended for use by external callers. It is used internally by Exim in conjunction with the &%-MC%& option, and passes on the fact that the connection is being proxied by a parent process for handling TLS encryption. -The pair of arguments give the local address and port being proxied. +The arguments give the local address and port being proxied, and the TLS cipher. .wen .vitem &%-Mc%&&~<&'message&~id'&>&~<&'message&~id'&>&~... @@ -11042,9 +11042,14 @@ colon-separated components are permitted, each containing from one to four hexadecimal digits. There may be fewer than eight components if an empty component (adjacent colons) is present. Only one empty component is permitted. -&*Note*&: The checks are just on the form of the address; actual numerical -values are not considered. Thus, for example, 999.999.999.999 passes the IPv4 -check. The main use of these tests is to distinguish between IP addresses and +.new +&*Note*&: The checks used to be just on the form of the address; actual numerical +values were not considered. Thus, for example, 999.999.999.999 passed the IPv4 +check. +This is no longer the case. +.wen + +The main use of these tests is to distinguish between IP addresses and host names, or between IPv4 and IPv6 addresses. For example, you could use .code ${if isip4{$sender_host_address}... @@ -30903,6 +30908,23 @@ command when performing the callout, instead of an empty address. There is no need to use this option unless you know that the called hosts make use of the sender when checking recipients. If used indiscriminately, it reduces the usefulness of callout caching. + +.new +.vitem &*hold*& +This option applies to recipient callouts only. For example: +.code +require verify = recipient/callout=use_sender,hold +.endd +It causes the connection to be helod open and used for any further recipients +and for eventual delivery (should that be done quickly). +Doing this saves on TCP and SMTP startup costs, and TLS costs also +when that is used for the connections. +The advantage is only gained if there are no callout cache hits +(which could be enforced by the no_cache option), +if the use_sender option is used, +if neither the random nor the use_postmaster option is used, +and if no other callouts intervene. +.wen .endlist If you use any of the parameters that set a non-empty sender for the MAIL @@ -35769,10 +35791,9 @@ down a single SMTP connection, an asterisk follows the IP address in the log lines for the second and subsequent messages. .new When two or more messages are delivered down a single TLS connection, the -DNS and TLS-related information logged for the first message delivered +DNS and some TLS-related information logged for the first message delivered will not be present in the log lines for the second and subsequent messages. -A TLS-marker indication of &'X=*'& is added to the log line instead of -cipher information. +TLS cipher information is still available. .wen .cindex "delivery" "cutthrough; logging" @@ -35901,7 +35922,7 @@ the following table: &`T `& on &`<=`& lines: message subject (topic) &` `& on &`=>`& &`**`& and &`==`& lines: transport name &`U `& local user or RFC 1413 identity -&`X `& TLS cipher suite, or TLS usage mark +&`X `& TLS cipher suite .endd @@ -36634,8 +36655,7 @@ autodetection of some well known compression extensions. .cindex "&'exipick'&" John Jetmore's &'exipick'& utility is included in the Exim distribution. It lists messages from the queue according to a variety of criteria. For details -of &'exipick'&'s facilities, visit the web page at -&url(http://www.exim.org/eximwiki/ToolExipickManPage) or run &'exipick'& with +of &'exipick'&'s facilities, run &'exipick'& with the &%--help%& option. @@ -38898,7 +38918,7 @@ The current list of events is: &`msg:rcpt:host:defer after transport `& per recipient per host &`msg:rcpt:defer after transport `& per recipient &`msg:host:defer after transport `& per attempt -&`msg:fail:delivery after main `& per recipient +&`msg:fail:delivery after transport `& per recipient &`msg:fail:internal after main `& per recipient &`tcp:connect before transport `& per connection &`tcp:close after transport `& per connection @@ -38915,6 +38935,11 @@ The second column in the table above describes whether the event fires before or after the action is associates with. Those which fire before can be used to affect that action (more on this below). +.new +The third column in the table above says what section of the configumration +should define the event action. +.wen + An additional variable, &$event_data$&, is filled with information varying with the event type: .display