如何设计邮件系统做到没有单点故障,而且对用户透明? 弄两个mx看起来也没啥用啊。用户必须切换服务器才行。 -- To UNSUBSCRIBE, email to debian-chinese-gb-REQUEST@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmaster@lists.debian.org