The MR team explains Company Integration with Microsoft Dynamics GP 2015 (CU 11 Feature)
Company Integration with Microsoft Dynamics GP 2015 (CU 11 Feature) – Dynamics Financial Reporting – Site Home – MSDN Blogs
Install, Upgrade & AdminDevelopment & IntegrationMicrosoft & the GP EcosystemGP 2015
Archived post from 2014. Dynamics GP and the links it points to have changed since; check current documentation before relying on version-specific steps.