756d2075_mation_Template___Citrix_Blogs__Notes
[Host [Internal IP]] XenApp [10.0.1.6]XenApp-BDC [10.0.1.7] [Role] Provides data collector and XML services for the farm and the Web interface queries [Notes] 
Two hosts are configured for fault-tolerance. Use these to administer the farm
Jumpstarting your XenDesktop Farm in AWS with a CloudFormation Template | Citrix Blogs
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