On Sat, 24 Dec 2005 14:49:23 +0100, Mica Mijatovic said: > <gnupg-users at gnupg.org>: > 217.69.77.222_failed_after_I_sent_the_message./Remote_host_said:_550_Administrative_prohibition/ The sending host is on one of the blacklists or the message has been rejected due to other reasons. Without more information I can't tell the problem. Shalom-Salam, Werner