Am 10.11.2011 12:56, schrieb Gabriele Gabriele: > for example: > if some one send one e-mail from internet to one user that non exist on my > domain
you have to reject mail for non-existent users and the sending server is repsonsible for bounces in this case, what you are doing is backscattering for every spam-mail with faked senders and will get you blacklisted sooner or later
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