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刚看到有位同行发表了如何设置限制附件大小。<br>
呵,俺再加多两句话上去。<img src="../leadbbsfile/UBBicon/em08.GIF" width=20 height=20 align=absmiddle border=0><br>
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Mdaemon 支持内容过滤(Content Filter)功能,以防止垃圾邮件、抵御病毒入侵和备份邮件等。个边内容过滤规则邮Admin指定。而且各不相同。<br>
<font color="red">所有由MDaemon处理的邮件都要进入邮件队列,当启用内容过滤功能时,邮件离开队列之前都要经过内容过滤规则处理,处理的结果将决定如何设置该邮件</font><br>
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<font color="blue">1,定义内容过滤规则 </font><br>
<br>选择菜单"Security" > "Content Filter"<br>
<IMG onmouseover="javascript:if(this.width>520)this.width=520;" src="../leadbbsfile/fileType/jpg.gif" onload="javascript:if(this.width>520)this.width=520;" align=absmiddle border=0>此主题相关图片<br>
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<br>在"Content filtering"中选中"Enable rules processing en" 复选框,将使内容过滤功能生效<br>
<br>在"Existing content"区域中可查看、修改和删除已有的规则。在列表中选择一条规则,则下面的文本区中将显示该规则的说明。只有选中规则前面的复选框才能生效。<br><br>创建内容过滤规则<br>
<br>1,在"Existing content"选项卡中单击"New rule"<br>
<IMG onmouseover="javascript:if(this.width>520)this.width=520;" src="../leadbbsfile/fileType/jpg.gif" onload="javascript:if(this.width>520)this.width=520;" align=absmiddle border=0>此主题相关图片<br>
<IMG onmouseover="javascript:if(this.width>520)this.width=520;" style="CURSOR: hand" onclick=javascript:window.open(this.src); src="../leadbbsfile/upload/2004/12/01/132035.jpg" onload="javascript:if(this.width>520)this.width=520;" align=absmiddle border=0><br>
<br>2,在"Give this rule a"下面文本框中定义规则的名称。默认为"New Rule #n"(n值为编号)<br>
<br>3,在"select Conditions For this rule"列表中设置规则的条件部分。<br>
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p.s<br><font color="red"> 常见条件说明: </font> <br><br><font color="blue">If the FROM HEADER contains</font> :如果FROM标头中包含...<br>
<br><font color="blue">If the TO HEADER contains</font> :如果TO 标头中包含...<br>
<br><font color="blue">if the SUBJECT HEADER contains </font>: 如果邮件主题中包含...<br><br><font color="blue">if the MESSAGE BODY contains </font> :如果邮件正文中包含...<br>
<br><font color="blue">if the MESSAGE has Attachment(s) </font> : 如果邮件中带有附件... **(带用)<br>
<br><font color="blue">if the MESSAGE SIZE is greater than </font>:如果邮件大小大于...<br>
<br><font color="blue">if the MESSAGE HAS A FILE called </font>: 如果邮件带有名为...附件,(常用限制*.exe 等可执行文件)<br>
<br><font color="blue">[COLOR=blue]if the MESSAGE IS DIGITALLY SIGNED </font>:如果邮件带有数字签名<br>
<br><font color="blue">if ALL MESSAGES</font> :如果规则用于所有邮件 <br>
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<br>4,在"Select one or more conditions that will trigger this select Actions For This Rule"列表中设置规则部份动作。如果邮件符合该规则定义的条件,将执行这里定义的处理动作。<br><br><font color="red"> ps 常用动作 </font> <br><br><font color="blue">Delete Message</font> :直接删除邮件<br>
<br><font color="blue">Strip All Atttachments From Message</font> :删除邮件的附件<br>
<br><font color="blue">Move Message To Bad Message Directory</font>:将邮件移到错误邮件目录<br><br><font color="blue">Skip n Rules</font> : 跳过n条规则<br>
<br><font color="blue">Stop Processing Rules</font> 跳过所有剩余的规则<br>
<br><font color="blue">Copy Message To Specified User(s)</font>: 将邮件发送到某个收件人<br>
<br><font color="blue">Append Standard Disclaimer </font>:为邮件附加说明,可以将说明加到邮件脚注,附加文本文件。<br>
<br><font color="blue">Add Extra Header Item To Message</font> :为邮件添加标头,需要定义新的标头名和值<br><br><font color="blue">Delete A header Item From Message</font> :从邮件中删除一个标头,需要重新定义要删除的标头<br>
<br><font color="blue">Send Note To... </font>:将某个收件人发送一个邮件,可定义收件人、发件人、主题和正文<br>
<br><font color="blue">Remove Digital Signature </font>: 删除数字签名<br>
<br><font color="blue">Run Process </font>:运行一个程序<br>
<br><font color="blue">Copy Message to Folder </font>:将邮件的一个备份放入某个定义的文件夹<br>
<br><font color="blue">Move Message to Pubic Folders</font>:将邮件移动到公共文件夹<br>
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5, 在 "Select one or more actions that this rule will take"下的文本区中显示和编辑新规则的内部脚本,单击其中的条件或动作的划线部份,可以打开编编辑器对变量进行设置。 另外,单击"Apply this rule to messages in the <font color="blue"> LOCAL&REMOTE</font> queue,可以设置指定规则的应用范围。<br>
如图:<br>
<IMG onmouseover="javascript:if(this.width>520)this.width=520;" src="../leadbbsfile/fileType/jpg.gif" onload="javascript:if(this.width>520)this.width=520;" align=absmiddle border=0>此主题相关图片<br>
<IMG onmouseover="javascript:if(this.width>520)this.width=520;" style="CURSOR: hand" onclick=javascript:window.open(this.src); src="../leadbbsfile/upload/2004/12/01/135126.jpg" onload="javascript:if(this.width>520)this.width=520;" align=absmiddle border=0><br>
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注意:规则过滤是从上而下的!!! |
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