我用的是Magic Winmail Server 邮件服务器软件做邮件服务器,以前使用一切正常,最近总是出现邮件退信:
退信信息如下:
-----Original Message-----
> From: Mail Delivery Subsystem
> [mailto:MAILER-DAEMON@imsantv49.netvigator.com]
> Sent: Friday, December 30, 2005 11:24 AM
> To: admin@smarthero.com.hk
> Subject: Returned mail: see transcript for details
>
> The original message was received at Fri, 30 Dec 2005 11:23:59 +0800
> from imsantv49 [127.0.0.1]
>
> ----- The following addresses had permanent fatal errors -----
>
> (reason: 554 refused 'mail from' because return MX does not exist
> (#5.5.4))
>
> ----- Transcript of session follows -----
> ... while talking to mail.smarthero.cn.:
>>>> MAIL From: SIZE=149502
> <<< 554 refused 'mail from' because return MX does not exist (#5.5.4)
> 554 5.0.0 Service unavailable
请教高手,这个问题该怎么解决??
