PHP Mail send from localhost.

Does PHP mail have to be sent from the localhost or from any ip? On PHP.net it says that "localhost" is a default. Then it says...

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Originally Posted by php.net

Used under Windows only: DNS name or IP address of the SMTP server PHP should use for mail sent with the mail() function.

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At work I am using a Novell Open Enterprise server. My mail function will not call when I route the SMTP through another server in the php.ini file. Any ideas?

Use this :

I like it for my home computer but as I said, we have Novell Open Enterprise Server. You cannot run the same kind of executable on Novell Open Enterprise platform.

Anyone?