邮件交换器记录由诸如sendmail和postfix等邮件传输代理在查找电子邮件发送目的地时使用。
The mail exchanger records are used by mail transport agents like sendmail and postfix when looking up where to send E-mail.
邮件交换器记录由诸如sendmail和postfix等邮件传输代理在查找电子邮件发送目的地时使用。
The mail exchanger records are used by mail transport agents like sendmail and postfix when looking up where to send E-mail.
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