If you're interested in deploying the Hybrid Cloud Multi-Tenant Network solution, you can use this new guide to design and plan your implementation:

Connect hosting provider and tenant networks for hybrid cloud services: plan and design guide

Using the guide, you can plan your hybrid cloud deployment using System Center 2012 R2 Virtual Machine Manager (VMM), Windows Server Gateway, and Hyper-V Network Virtualization in Windows Server 2012 R2. This guide describes the hardware and software that you’ll need for the solution, as well as the design and planning decisions for implementing it.