我试图从虚拟机1发送电子邮件到虚拟机2,但我得到了错误的Unroutable address,更确切地说是dnslookup_relay_to_domains router declined for user@lab1。
查看exim文档,我发现了这个This option specifies a text message that is used when an address cannot be routed because Exim has run out of routers. The default message is “Unrouteable address”,但我仍然不知道如何