send-email: automatic envelope sender

diff --git a/Documentation/git-send-email.txt b/Documentation/git-send-email.txt
index 1c943510ad7433c8ff28718e3fec7a2b91626678..118c902e7a802ad0cc43f6ae2120a447bc55d70b 100644 (file)
--- a/Documentation/git-send-email.txt
+++ b/Documentation/git-send-email.txt
@@ -108,9 +108,10 @@ Sending
 --envelope-sender=<address>::
        Specify the envelope sender used to send the emails.
        This is useful if your default address is not the address that is
-       subscribed to a list. If you use the sendmail binary, you must have
-       suitable privileges for the -f parameter. Default is the value of
-       the 'sendemail.envelopesender' configuration variable; if that is
+       subscribed to a list. In order to use the 'From' address, set the
+       value to "auto". If you use the sendmail binary, you must have
+       suitable privileges for the -f parameter.  Default is the value of the
+       'sendemail.envelopesender' configuration variable; if that is
        unspecified, choosing the envelope sender is left to your MTA.
 
 --smtp-encryption=<encryption>::
@@ -142,8 +143,9 @@ user is prompted for a password while the input is masked for privacy.
 
 --smtp-server-port=<port>::
        Specifies a port different from the default port (SMTP
-       servers typically listen to smtp port 25 and ssmtp port
-       465); symbolic port names (e.g. "submission" instead of 587)
+       servers typically listen to smtp port 25, but may also listen to
+       submission port 587, or the common SSL smtp port 465);
+       symbolic port names (e.g. "submission" instead of 587)
        are also accepted. The port can also be set with the
        'sendemail.smtpserverport' configuration variable.