Set-OwaVirtualDirectory "owa (Default Web Site)" -LogonFormat PrincipalName
To install SolidCP Server is pretty quick and easy, including for Domain based servers.
Please keep in mind that Exchange 2013, 2016 and 2019 tends to reset the Virtual Powershell directory settings on every CU update.
So whenever you update Exchange always double check if these settings are present.
In the service section set the following:
The rest is mostly your personal configuration.
The Setup Instructions Variables are used for the Setup letter, please fill them in carefully it will be the thing your customers use as a guideline to setup their mailbox on their clients.
The main thing i would like to point out is SRV - If you use SolidCP to setup DNS automatically this will be important:
These can be created in 2 ways:
Global mailbox plans will always be available for everyone, depending on their Hosting plan resources they can always use it.
For example, if your hosting plan allows 10 Gb space and you have 10Gb mailbox plan, 2 Gb mailbox plan and 1 Gb mailbox plan
one can use 1x 10Gb mailbox plan OR 5x 2 Gb mailbox plan etc. there’s no limiting this.
It pretty much means to host single mailboxes under one organization. Similar to Microsoft’s Outlook.com domain. This means each mailbox in that organization is fully isolated from each other.
In most situations this is left disabled as you want the Organization to see and collaborate within the company.