Configuring Citrix XenMobile Mail Manager, XMM? And are you wondering what Exchange right’s are necessary for the XMM Service Account user? (Besides Local Admin user on XMM server and Exchange CAS Server. Yes, Local Admin on Exchange CAS Server)
Now these Roles are a bit “broad” when it comes to what it can do in Exchange. To restrict some more you can create you own role within Exchange, by means of Powershell. For simplicity and migration sake just use the Built-In Exchange Roles.
You need to configure these “Assigned Roles” for XMM Service Account. (see the right pane)