Postfix
Address Rewriting Postfix
Address Rewriting Address rewriting is at the heart of the Postfix mail system. Postfix rewrites addresses for many different purposes. Some are merely cosmetic, and some are necessary to deliver correctly formatted mail to the correct destination. Examples of address rewriting in Postfix are:
Transform an incomplete address into a complete address. For example, transform "username" into "username@example.com", or transform "username@hostname" into "username@hostname.example.com".
Replace an address by an equivalent address. For example, replace "username@exampl