"brian m. carlson" <sandals@xxxxxxxxxxxxxxxxxxxx> writes: > On 2022-10-12 at 15:06:19, sndanailov@xxxxxxxxxxxxxx wrote: >> diff --git a/Documentation/git-send-email.txt b/Documentation/git-send-email.txt >> index 3290043053..765b2df853 100644 >> --- a/Documentation/git-send-email.txt >> +++ b/Documentation/git-send-email.txt >> @@ -178,9 +178,18 @@ Sending >> for `sendmail` in `/usr/sbin`, `/usr/lib` and $PATH. >> >> --smtp-encryption=<encryption>:: >> - Specify the encryption to use, either 'ssl' or 'tls'. Any other >> - value reverts to plain SMTP. Default is the value of >> - `sendemail.smtpEncryption`. >> + Specify in what way encrypting begins for the SMTP connection. >> + Valid values are 'ssl' and 'tls'. Any other value reverts to plain >> + (unencrypted) SMTP, which defaults to port 25. >> + Despite the names, both values will use the same newer version of TLS, >> + but for historic reasons have these names. 'ssl' refers to "implicit" >> + encryption (sometimes called SMTPS), that uses port 465 by default. >> + 'tls' refers to "explicit" encryption (often known as STARTTLS), >> + that uses port 25 by default. Other ports might be used by the SMTP >> + server, which are not the default. Commonly found alternative port for >> + 'tls' and unencrypted is 587. You need to check your provider's >> + documentation or your server configuration to make sure >> + for your own case. Default is the value of `sendemail.smtpEncryption`. > > I'm happy with this as it stands. Thanks for taking my suggestions and > sending a patch to improve the docs. I marked it as "Expecting a reroll" in the latest issue of "What's cooking" report, but I do not mind taking it to 'next' as-is, without adding an extra reference to --smtp-server-port. The reference to port numbers here are there to help readers identify which one is which, not because it is common to use randomly numbered ports. Thanks.