Just saw that there was a bit of peers, how to set the limit attachment size. Oh, add more words. MDAemon supports content filtering to prevent spam, resist viral intrusion and backup emails. Side content filtering rule mail admin designated. And it is different. All messages processed by MDaemon will enter the mail queue. When the content filtering is enabled, the message is processed before leaving the queue. The resulting results will determine how to set the message 1, define the content filtering rule selection menu "Security ">" Content Filter "This topic related pictures Select the" Enable Rucessing En "check box in" Content Filter ", which will make the content filtering function to view, modify, and delete existing rules in the" Existing Content "area. . Select a rule in the list, the description of the rule will be displayed in the following text area. Only checkboxes in front of the selected rule can take effect. Create content filtering rules 1. Click "New Rule" in the "EXISTING" tab. Related image 2, define the name of the rule in the "Give this rule a" below the text box below. The default is "new rule # n" (N-value number) 3. Set the rule's condition section in the Select Conditions for this rule list. PS Common Condition Description: if the from header contains: If the from header is included ... if The To Header Contains: If the To Head is included in the TO header ... if the Subject Header Contains: If the email topic is included in ... IF The Message Body Contains: If the text is included in the body ... if the message has attachment (s): If the message is included ... ** (Bring) if the message size is greating trion: If the email size is greater than. .. if The message has a file called: If the message is named ... attachment, (common restriction * .exe, etc.) [color = blue] if the message is digitally sign: If the message has a digital signature IF All Messages: If the rule is used for all mail 4, set the rule part action in the "Select One Or More Conditions That Will Trigger this Select Actions for this rule" list. If the message meets the rules defined, the processing action defined here is executed. PS Common Action DELETE Message: Direct Delete Mail Strip All Atttachments from Message: Remove Message to Bad Message Directory: Move mail to Error Mail Directory Skip N Rules: Skip N Rule Stop Processing Rules Skip all remaining Rule Copy Message To Specified User (s): Send a message to a recipient Append Standard Disclaimer: Additional instructions for email, you can add your message footnote, attach text files.