I'm planning to set up two PMGs in front of my Carbonio Mail Server (the one that "formerly Zimbra"). My goal is to make the PMGs fully autonomous, so that even if the mail server goes down, the PMGs can continue to receive emails and forward them to Carbonio once it's back online.
To achieve this, I want to maintain a list of all email addresses for which we will receive mail. If an incoming email's destination is not on this list, we'll simply reject the message saving bandwidth and CPU...
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To achieve this, I want to maintain a list of all email addresses for which we will receive mail. If an incoming email's destination is not on this list, we'll simply reject the message saving bandwidth and CPU...
Read more