i can't mail() from IIS/SMTP

can we send mail() from localhost IIS to other domain?

[anshul]

i always get this error when i use
<?php
mail("[e-mail]", "My Subject", "Line 1\nLine 2\nLine 3");
?>

Warning: mail(): Failed to connect to mailserver at "localhost" port 25, verify your "SMTP" and "smtp_port" setting in php.ini or use ini_set() in c:\inetpub\wwwroot\misc\mail.php on line 2

i can't get email from locahost SMTP to my account at mail.mydomain.com

php.ini configuration:
SMTP = localhost
sendmail_from = [e-mail]

SMTP service is running on Windows 2003 IIS; connected to dial-up; windows logon is Administrator/two

anyone there2quickly troubleshoot? please help

we are using php 4.3.2 on windows 2003 server.
i see 'FastCGI Enabled' message on top of phpinfo() page

server API CGI/FastCGI ( this i see in o/p of phpinfo() )
all files of php engine r in c:\php4folder 'c:\php4' also contains a folder nanmed 'php'
we've a php.ini file in C:/windows

is it not possible to send mail from localhost 2 other domain

is this information sufficient?
please answer.

[anshul]

With few modifications, i m getting error:

Warning: mail(): SMTP server response: 550 5.7.1 Unable to relay for [e-mail] in c:\inetpub\wwwroot\misc\mail.php on line 2

code of file:
<?php
mail("[e-mail]", "My Subject", "Line 1\nLine 2\nLine 3");
?>

Please help.

[sullen]

I can't verify your PHP code, but it sounds like your SMTP is set to block mail relay. Have you checked the settings in IIS?