проблему решил вот так:
strict_mime_encoding_domain = no
насколько это хорошо?>Приведите заголовки письма и всех его частей сюда, посмотрим, кто тут прав.
>
thread-index: AcrKk/36W9QZg7B1QSybv+G2Ka+oew==
From: <fax@domain.ru>
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Date: Tue, 23 Mar 2010 17:20:31 +0300
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