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
Simply go into your control panel with Ultra, click Zone Editor, then click "Manage". The MX...
Ultra Web Hosting POP3 server runs on port 110. This is important but probably not needed for...
There are several reasons why you may not be able to connect to the POP3 server, and thus, not be...
It is possible your internet service provider may be blocking you from sending email outside of...
The format may need to be account name+domain.com instead of name@domain.com If this does not...
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