RE: problem with php function mail() on fc4

i believe this is email server issue which by default allows relay to localhost only.

If you are using sendmail, check out sendmail.mc for 127.0.0.1 and uncomment it

Then recompile, that should do the it.

From: fedora-list-bounces@xxxxxxxxxx [mailto:fedora-list-bounces@xxxxxxxxxx] On Behalf Of ?? ?
Sent: Friday, July 15, 2005 4:14 PM
To: fedora-list@xxxxxxxxxx
Subject: problem with php function mail() on fc4

This is the first time I use mail() in php to send email,but failed,my program is

<?
$message="abcdefghijklmnopqrstuvwxyz";

$a=mail("afcn0@xxxxxxxxxxxx", "没有主题", $message, "From: Mailer:PHP/");
if ($a)
echo "ok";
else
echo "fail";

?>

on fc4 it show ok,but i didn't recieve any emails,
and on win xp sp2 i also failed it tellme "Warning: mail(): SMTP server response: 550 5.7.1 Unable to relay for afcn0@xxxxxxxxxxxx in d:\usr\www\html\aaa1.php on line 4
fail "

tell me why,and how to use this function to send mail,btw i close all firewalls