For blocking .zip attachments you will want to use the "Account Level Filtering" area of your control panel. Create a Rule for Body contains .zip
Action can be "Fail with message: This user doesn't accept .zip attachments."
You can use this method for any file extension. For example blocking .rar attachments use the "Account Level Filtering" and create a rule for Body contains .rar
When attempting to send email you receive the following message in your mail client software:...
Your mail server names are mail.yourdomain.com. The server name will be the same no matter how...
There are many reasons for the above error. Make sure you are using username@yourdomain.com...
There are several reasons why you may not be able to connect to the POP3 server, and thus, not be...
When you attempt to send and receive messages, the operation is unsuccessful, and you may...
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