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Month: August 2016

Restricting Certain Users from Sending/Receiving External Mails in Zimbra

Restricting Certain Users from Sending/Receiving External Mails in Zimbra

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Hello! In this post, I’m going to talk about how to configure a Zimbra server to restrict certain users from sending or receiving mails from external domains. In order to achieve this objective, Zimbra provides two alternatives: one using CBPolicyd (web based) and another using MTA restrictions (cli based). Here I’m covering both methods. First, let’s have a look at CBPolicyd. Note: The methods mentioned here are tested successfully in ZCS 8.5 and ZCS 8.6. I cannot confirm its validity…

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Zimbra Distribution Lists Disappearing Issue

Zimbra Distribution Lists Disappearing Issue

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Welcome! In this post, I’m once again going to discuss about Zimbra Collaboration Suite. This is about an incident that I recently came across, in which some of the mail distribution lists of one of our clients got automatically removed from the system. On doing some research, I learned that this type of issue was faced in past versions of ZCS, and had been resolved long ago. However, in this case, our client had the latest ZCS version of the…

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