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On 4/6/20 8:35 AM, Ashley Dixon wrote: |
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> |
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> What do you think; is this at all possible ? Has anyone here done anything like |
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> this before ? |
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> |
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There's no need, the SMTP specification says that senders must retry |
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every message, and should continue retrying for at least 4 or 5 days: |
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https://tools.ietf.org/html/rfc5321#section-4.5.4 |
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Your incoming mail will arrive whenever the server comes back up. We |
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regularly reboot our MX in the middle of the day and no one notices. |
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Whatever solution you'd come up with to solve this problem will cause |
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more downtime than that =) |
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