郵件伺服器(Postfix)
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">作者：張益豪，歡迎轉載或指教</SPAN><FONT face="Times New Roman"> <SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN></FONT><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">最後修正時間：</SPAN><?xml:namespace prefix = st1 ns = "urn:schemas-microsoft-com:office:smarttags" /><st1:chsdate Year="2007" Month="4" Day="28" IsLunarDate="False" IsROCDate="False" w:st="on"><SPAN lang=EN-US><FONT face="Times New Roman">2007/04/28</FONT></SPAN></st1:chsdate></FONT></P>
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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><B><SPAN style="COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">前</SPAN></B><B><SPAN style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"> </SPAN></B><B><SPAN style="COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">言</SPAN></B><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></FONT></P></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><BR><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">在</SPAN><B><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt; mso-bidi-font-size: 12.0pt">CentOS</SPAN></B><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">中，預設的郵件伺服器（</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">SMTP</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">方面）是</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">sendmail</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">，但</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">sendmail</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">有蠻多的缺點，比如，配置復雜、安全漏洞曾被多次發現</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">--</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">並且依然存在、郵件發送速度慢等等，這裡就不再一一敘述。而另一個被廣泛應用於郵件服務方面的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">“Postfix”</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">的缺點就少得多，或者說它就是針對於</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">sendmail</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">的缺點，而被設計的。對應</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">sendmail</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">的問題，它在各方面也比較成熟。所以，無特殊要求，這裡不推薦用</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">sendmail</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">來構建郵件服務器。本站介紹的郵件服務器配置方法，也將</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">Postfix</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">作為研究使用方向。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><o:p> </o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">目前最簡單的郵件主機配置方法是以</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">postfix + dovecot</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">，其中</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">postfix </SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">用來當作</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">mail Server</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">MTA</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">，</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">dovecot </SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">用來當</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">POP3</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">收信介面，以下將以最簡單的設定方式來建置一部簡單的</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">Mail Server</SPAN><SPAN style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">。</SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><o:p></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><o:p> </o:p></SPAN></P>
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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><B><SPAN style="COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">安</SPAN></B><B><SPAN style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"> </SPAN></B><B><SPAN style="COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">裝</SPAN></B><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><o:p></o:p></SPAN></FONT></P></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">使用</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">yum</FONT></SPAN><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">安裝</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">postfix</FONT></SPAN><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">及</SPAN><FONT face="Times New Roman"> </FONT></FONT><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">dovecot</SPAN></P>
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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN lang=EN-US style="COLOR: #cccccc; FONT-FAMILY: Arial; mso-font-kerning: 0pt">[root@sample ~]#</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"> </SPAN><SPAN lang=EN-US style="COLOR: yellow; FONT-FAMILY: Arial; mso-font-kerning: 0pt">yum <SPAN style="mso-spacerun: yes"> </SPAN>-y <SPAN style="mso-spacerun: yes"> </SPAN>install <SPAN style="mso-spacerun: yes"> </SPAN>postfix<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN lang=EN-US style="COLOR: #cccccc; FONT-FAMILY: Arial; mso-font-kerning: 0pt">[root@sample ~]#</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"> </SPAN><SPAN lang=EN-US style="COLOR: yellow; FONT-FAMILY: Arial; mso-font-kerning: 0pt">yum<SPAN style="mso-spacerun: yes"> </SPAN>-y <SPAN style="mso-spacerun: yes"> </SPAN>install <SPAN style="mso-spacerun: yes"> </SPAN></SPAN></FONT><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: yellow; FONT-FAMILY: Arial; mso-font-kerning: 0pt">dovecot</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><o:p></o:p></SPAN></P></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN lang=EN-US><o:p><FONT face="Times New Roman" size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">使用</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">yum</FONT></SPAN><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">安裝</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">CentOS</FONT></SPAN><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">的郵件系統切換程式</SPAN></FONT></P>
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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN lang=EN-US style="COLOR: #cccccc; FONT-FAMILY: Arial; mso-font-kerning: 0pt">[root@sample ~]#</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"> </SPAN><SPAN lang=EN-US style="COLOR: yellow; FONT-FAMILY: Arial; mso-font-kerning: 0pt">yum<SPAN style="mso-spacerun: yes"> </SPAN>-y install system-switch-mail<o:p></o:p></SPAN></FONT></P></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN lang=EN-US><o:p><FONT face="Times New Roman" size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT size=3>執行郵件系統切換程式</FONT></SPAN></P>
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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN lang=EN-US style="COLOR: #cccccc; FONT-FAMILY: Arial; mso-font-kerning: 0pt">[root@sample ~]#</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"> </SPAN><SPAN lang=EN-US style="COLOR: yellow; FONT-FAMILY: Arial; mso-font-kerning: 0pt">system-switch-mail<o:p></o:p></SPAN></FONT></P></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN lang=EN-US><o:p><FONT face="Times New Roman" size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">在選單中選取</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">Postfix </FONT></SPAN><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">然後按</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">OK</FONT></SPAN><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">就完成切換了</SPAN></FONT></P>
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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><B><SPAN style="COLOR: black; FONT-FAMILY: 新細明體; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-font-kerning: 0pt">設定檔配置</SPAN></B><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><o:p></o:p></SPAN></FONT></P></TD></TR></TBODY></TABLE>
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<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">編輯</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">Postfix</FONT></SPAN><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">設定檔</SPAN></FONT></P>
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<TR style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">
<TD style="BORDER-RIGHT: #d4d0c8; PADDING-RIGHT: 0.75pt; BORDER-TOP: #d4d0c8; PADDING-LEFT: 0.75pt; BACKGROUND: black; PADDING-BOTTOM: 0.75pt; BORDER-LEFT: #d4d0c8; PADDING-TOP: 0.75pt; BORDER-BOTTOM: #d4d0c8">
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN lang=EN-US style="COLOR: #cccccc; FONT-FAMILY: Arial; mso-font-kerning: 0pt">[root@sample ~]#</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"> </SPAN><SPAN lang=EN-US style="COLOR: yellow; FONT-FAMILY: Arial; mso-font-kerning: 0pt">vi /etc/postfix/main.cf<o:p></o:p></SPAN></FONT></P></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN lang=EN-US><o:p><FONT face="Times New Roman" size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT size=3>修改下面相關設定</FONT></SPAN></P>
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<TR style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">
<TD style="BORDER-RIGHT: #d4d0c8; PADDING-RIGHT: 0.75pt; BORDER-TOP: #d4d0c8; PADDING-LEFT: 0.75pt; BACKGROUND: black; PADDING-BOTTOM: 0.75pt; BORDER-LEFT: #d4d0c8; PADDING-TOP: 0.75pt; BORDER-BOTTOM: #d4d0c8"><PRE><FONT size=3><SPAN class=termwrite><SPAN lang=EN-US style="COLOR: white"><FONT face=細明體>myhostname = mail.ihao.org </FONT></SPAN></SPAN><SPAN class=intro><SPAN style="COLOR: red; FONT-FAMILY: 新細明體; mso-bidi-font-family: 新細明體">←設定主機名稱<SPAN lang=EN-US><o:p></o:p></SPAN></SPAN></SPAN></FONT></PRE><PRE><FONT size=3><SPAN class=termwrite><SPAN lang=EN-US style="COLOR: white"><FONT face=細明體>myorigin = $myhostname </FONT></SPAN></SPAN><SPAN class=intro><SPAN style="COLOR: red; FONT-FAMILY: 新細明體; mso-bidi-font-family: 新細明體">← </SPAN></SPAN><SPAN class=textimport1><SPAN style="COLOR: red"><FONT face=細明體>發信時所顯示的<SPAN lang=EN-US>domain<o:p></o:p></SPAN></FONT></SPAN></SPAN></FONT></PRE><PRE><FONT face=細明體><FONT size=3><SPAN class=termwrite><SPAN lang=EN-US style="COLOR: white">inet_interfaces = all</SPAN></SPAN><SPAN lang=EN-US style="COLOR: white"> </SPAN></FONT></FONT><SPAN class=intro><SPAN style="COLOR: red; FONT-FAMILY: 新細明體; mso-bidi-font-family: 新細明體"><FONT size=3>← 監聽的介面，一定要改成<SPAN lang=EN-US>all<o:p></o:p></SPAN></FONT></SPAN></SPAN></PRE><PRE><FONT size=3><SPAN class=termwrite><SPAN lang=EN-US style="COLOR: white"><FONT face=細明體>mydestination = $myhostname, localhost.$mydomain, localhost, ihao.org </FONT></SPAN></SPAN><SPAN class=intro><SPAN style="COLOR: red; FONT-FAMILY: 新細明體; mso-bidi-font-family: 新細明體">← 允許收信的主機名稱</SPAN></SPAN><SPAN lang=EN-US style="COLOR: white"><o:p></o:p></SPAN></FONT></PRE><PRE><FONT size=3><FONT face=細明體><SPAN class=textimport1><SPAN lang=EN-US style="COLOR: white">mynetworks </SPAN></SPAN><SPAN class=termwrite><SPAN lang=EN-US style="COLOR: white">= 127.0.0.0/8, 192.168.1.0/24</SPAN></SPAN><SPAN lang=EN-US style="COLOR: white"> </SPAN></FONT><SPAN class=intro><SPAN style="COLOR: red; FONT-FAMILY: 新細明體; mso-bidi-font-family: 新細明體">← 信任的網域，<SPAN class=intro><SPAN style="FONT-SIZE: 12pt; COLOR: red; FONT-FAMILY: 新細明體; mso-bidi-font-family: 新細明體; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-TW; mso-bidi-language: AR-SA">設定在這裡的網域可以直接透過<SPAN lang=EN-US>postfix</SPAN>寄信</SPAN></SPAN></SPAN></SPAN><SPAN lang=EN-US style="COLOR: white"><o:p></o:p></SPAN></FONT></PRE></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN lang=EN-US><o:p><FONT face="Times New Roman" size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">重啟動</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">Postfix</FONT></SPAN><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">，讓設定檔生效</SPAN></FONT></P>
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<TR style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">
<TD style="BORDER-RIGHT: #d4d0c8; PADDING-RIGHT: 0.75pt; BORDER-TOP: #d4d0c8; PADDING-LEFT: 0.75pt; BACKGROUND: black; PADDING-BOTTOM: 0.75pt; BORDER-LEFT: #d4d0c8; PADDING-TOP: 0.75pt; BORDER-BOTTOM: #d4d0c8">
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN lang=EN-US style="COLOR: #cccccc; FONT-FAMILY: Arial; mso-font-kerning: 0pt">[root@sample ~]#</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"> </SPAN><SPAN lang=EN-US style="COLOR: yellow; FONT-FAMILY: Arial; mso-font-kerning: 0pt">service postfix restart<o:p></o:p></SPAN></FONT></P></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN lang=EN-US><o:p><FONT face="Times New Roman" size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT size=3>編輯</FONT></SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">dovecot</SPAN><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT size=3>設定檔</FONT></SPAN></P>
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<TR style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">
<TD style="BORDER-RIGHT: #d4d0c8; PADDING-RIGHT: 0.75pt; BORDER-TOP: #d4d0c8; PADDING-LEFT: 0.75pt; BACKGROUND: black; PADDING-BOTTOM: 0.75pt; BORDER-LEFT: #d4d0c8; PADDING-TOP: 0.75pt; BORDER-BOTTOM: #d4d0c8">
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN lang=EN-US style="COLOR: #cccccc; FONT-FAMILY: Arial; mso-font-kerning: 0pt">[root@sample ~]#</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"> <SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN class=termwrite><SPAN lang=EN-US style="COLOR: yellow; FONT-FAMILY: Arial; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 0pt">vi /etc/dovecot.conf</SPAN></SPAN><SPAN lang=EN-US style="COLOR: yellow; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><o:p></o:p></SPAN></FONT></P></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN lang=EN-US><o:p><FONT face="Times New Roman" size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT size=3>修改下面設定</FONT></SPAN></P>
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<TR style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">
<TD style="BORDER-RIGHT: #d4d0c8; PADDING-RIGHT: 0.75pt; BORDER-TOP: #d4d0c8; PADDING-LEFT: 0.75pt; BACKGROUND: black; PADDING-BOTTOM: 0.75pt; BORDER-LEFT: #d4d0c8; PADDING-TOP: 0.75pt; BORDER-BOTTOM: #d4d0c8"><PRE><FONT face=細明體><FONT size=3><SPAN class=termwrite><SPAN lang=EN-US style="COLOR: white">pop3_listen = *</SPAN></SPAN><SPAN lang=EN-US style="COLOR: white"> </SPAN></FONT></FONT><FONT size=3><SPAN class=intro><SPAN style="COLOR: red; FONT-FAMILY: 新細明體; mso-bidi-font-family: 新細明體">←將監聽服務的介面改成<SPAN lang=EN-US> * </SPAN>就可以了</SPAN></SPAN><SPAN lang=EN-US style="COLOR: white"><o:p></o:p></SPAN></FONT></PRE></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN lang=EN-US><o:p><FONT face="Times New Roman" size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT size=3>重啟動</FONT></SPAN><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt">dovecot</SPAN><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><FONT size=3>，讓設定檔生效</FONT></SPAN></P>
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<TR style="mso-yfti-irow: 0; mso-yfti-firstrow: yes; mso-yfti-lastrow: yes">
<TD style="BORDER-RIGHT: #d4d0c8; PADDING-RIGHT: 0.75pt; BORDER-TOP: #d4d0c8; PADDING-LEFT: 0.75pt; BACKGROUND: black; PADDING-BOTTOM: 0.75pt; BORDER-LEFT: #d4d0c8; PADDING-TOP: 0.75pt; BORDER-BOTTOM: #d4d0c8">
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN lang=EN-US style="COLOR: #cccccc; FONT-FAMILY: Arial; mso-font-kerning: 0pt">[root@sample ~]#</SPAN><SPAN lang=EN-US style="COLOR: black; FONT-FAMILY: Arial; mso-font-kerning: 0pt"> </SPAN><SPAN lang=EN-US style="COLOR: yellow; FONT-FAMILY: Arial; mso-font-kerning: 0pt">service </SPAN></FONT><SPAN lang=EN-US style="FONT-SIZE: 10.5pt; COLOR: yellow; FONT-FAMILY: Arial; mso-font-kerning: 0pt">dovecot </SPAN><SPAN lang=EN-US style="COLOR: yellow; FONT-FAMILY: Arial; mso-font-kerning: 0pt"><FONT size=3>restart<o:p></o:p></FONT></SPAN></P></TD></TR></TBODY></TABLE>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><SPAN lang=EN-US><o:p><FONT face="Times New Roman" size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan"><FONT size=3><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">到這邊一部簡單的</SPAN><SPAN lang=EN-US><FONT face="Times New Roman">mail Server</FONT></SPAN><SPAN style="FONT-FAMILY: 新細明體; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'">就算建置完成了</SPAN></FONT></P>