Restrict attachment. Share on Facebook Post on reddit Tweet on Twitter Share on LinkedIn Home › Forums › Messaging Software › Exchange 2007 / 2010 / 2013 › Restrict attachment. This topic has 1 reply, 2 voices, and was last updated 11 years, 7 months ago by Ossian. Viewing 1 post (of 1 total) Author Posts Ajay.pantMember Jul 02, 2009 at 10:53 pm #142828 Hi friends Can we restrict the user so that he can’t send any mail with attachment to any external user but he can send the mail without attachment to any user. We are using exchange 2007. Thanks in advance. Atp @! Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.