公司內部有兩台Fedora Core 13 Sendmail server各自有自己域名abc.com和123.com,兩台mail server各自寄出或接收電郵是沒有問題的,但abc.com的user不能寄給123.com的user, 123.com的user不能寄給abc.com的user,並得出下列error訊息:-
<ss@123.com>
(reason: 553 5.3.5 system config error)
----- Transcript of session follows -----
553 5.3.5 123.com. config error: mail loops back to me (MX problem?)
553 5.3.5 mail.123.com. config error: mail loops back to me (MX problem?)
554 5.3.5 Local configuration error
Final-Recipient: RFC822; ss@123.com
Action: failed
Status: 5.3.5
Diagnostic-Code: SMTP; 553 5.3.5 system config error
Last-Attempt-Date: Sun, 26 Dec 2010 23:43:31 +0800
請問在那設定出現問題呢???