PHP Mail Functions

mail.add_x_header

Add X-PHP-Originating-Script that will include UID of the script followed by the filename. For PHP 5.3.0 and above

mail.log

The path to a log file that will log all mail() calls. Log include full path of script, line number, To address and headers. For PHP 5.3.0 and above

SMTP

Windows only: The DNS name or IP address of the SMTP server

smtp_port

Windows only: The SMTP port number. For PHP 4.3.0 and above

sendmail_from

Windows only: Specifies the "from" address to be used when sending mail from mail()

sendmail_path

Specifies where the sendmail program can be found. This directive works also under Windows. If set, SMTP, smtp_port and sendmail_from are ignored