Identity Provider (IdP) is what you need with ShareFile and often used with Microsoft Active Directory Federation Service (ADFS) as IdP. ShareFile and XenMobile are seamlessly working together when using XenMobile as IdP. This would break the seamless integration with Windows Clients using ShareFile Outlook Plug-In, Desktop Sync etc. The solution is to use both IdP's at the same time and the reason calling it dual IdP. With ADFS 2.0 you cannot export the signing certificate with the private key and even if you could it would only be good for one year before ADFS automatically would roll over to a new certificate.

Why bother with SMS when everyone has a smartphone these days? The point is when a new employee gets a brand new phone of the shelf it's not configured what so ever. Now you do know the phone number but that's it. Therefore, email is not an option and you're left with SMS to onboard the employee using XenMobile. I haven't really seen many companies who have their own SMS-Gateway. This is where email to SMS is a simple and quick option to do the job.

Here a quick how to: