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Delivery email slowly

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past two days My exchange server have a problem about delivery that so slowly, maybe there is someone can help me ??? If I sent an email, the email will collect as a queue and after long time about 4-5 hours the email will sent to the destination.

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by r. a. caluste

check your mail queue. you might be a target of a mail relay attack and outside spam sources are queueing up in your SMTP server. your email might be at the end of a very very long queue of unsolicited mail.

by atanuwijaya

If my email server as a target of a mail relay attack and outside spam sources, How can I handle it ???

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