note 37154 added to function.mail

PHP Warning: mail() [<a href='http://www.php.net/function.mail'>function.mail</a>]: Failed to connect to mailserver at "mail.yourisp.com" port 25, verify your "SMTP" and "smtp_port" setting in php.ini or use ini_set() in c:\...\test.php on line 20 Above, is an error message from my error log. How can I make my mail function work again. It work after the initial set up, nothing in that area was changed. ---- Manual Page -- http://www.php.net/manual/en/function.mail.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+37154 Delete -- http://master.php.net/manage/user-notes.php?action=delete+37154&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+37154&report=yes Search -- http://master.php.net/manage/user-notes.php