企业邮箱收取邮件失败，发信方收到失败的退信通知内容，或者发信系统端收到我方服务器拒绝返回的信息，包含如下内容： host mxn.mxhichina.com[42.120.219.27] said: 554 Reject by behaviour spam at DATA State(Connection IP address:*)ANTISPAM_BAT[]: bad sending 或者如下： host mxn.mxhichina.com[42.120.219.27] said: 554 Reject
企业邮箱收取邮件失败，发信方收到失败的退信通知内容，或者发信系统端收到我方服务器拒绝返回的信息，包含如下内容：host mxn.mxhichina.com[42.120.219.27] said: 554 Rejectby behaviour spam at DATA State(Connectio...
企业邮箱常见退信内容User not found/User unknown/No such user/Invalid User/No exist/Mailbox not found/invalid address (#5.5.0)
企业邮箱常见退信内容User not found/User unknown/No such user/Invalid User/No exist/Mailbox not found/invalid address (#5.5.0)
企业邮箱常见错误提示 Recipient address rejected: User unknown in virtual mailbox table (in reply to RCPT TO command)
企业邮箱常见错误提示Recipient address rejected: User unknown in virtual mailbox table (in reply to RCPT TO command)
企业邮箱收取邮件时，发信方投递失败收到的退信或服务器接收到阿里云邮箱系统返回的如下信息：host mxw.mxhichina.com[42.120.219.135] said: 454 Transient reject by behaviour spam at DATA State(Connection IP address:*)ANTISPAM_BAT[01201311R5167S531, r41g03022]: currently unexpected sending (in reply to DAT
企业邮箱收取邮件时，发信方投递失败收到的退信或服务器接收到阿里云邮箱系统返回的如下信息：host mxw.mxhichina.com[42.120.219.135] said: 454 Transient reject by behaviour spam at DATA State(Connecti...
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