nbzwm 发表于 2008-4-6 15:33:22

exchange 退信

Diagnostic-Code: smtp;550-Verification failed for <omri@xxx.com>

550-The mail server could not deliver mail to omri@xxx.com.The account or domain may not exist, they may be blacklisted, or missing the proper dns entries.
550 Sender verify failed

dennishan 发表于 2008-4-6 17:12:20

未通过对方反向邮件验证，说说你的架构吧
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