Client Access Licenses

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With Client Access Licenses (CALs), you can increase the number of allowed network users individually at any time and as required.


Client access licenses for MailShelf Server can be purchased directly from zebNet or from zebNet partners, as well as from selected retailers. If you need further information, please contact us.


Each MailShelf Pro license is also a client access license for MailShelf Server. Therefore, a MailShelf Pro license can be used directly in MailShelf Server as a client access license by adding the respective product key.


The following client access licenses can be purchased for MailShelf Server: