Windows Server 2008 R2 Hyper-V Beta Bits are Live
Go to https://www.microsoft.com/Windowsserver2008/en/us/R2-Beta.aspx for the bits, reviewer's guide, relnotes and other info.
What’s in it for virtualization?
1. Live migration of Virtual machines
2. Hardware enhancements: Nested Page Tables (NPT) and Extended Page tables (EPT)
3. Hot add VHDs
4. Networking upgrades: TCP offload engines, Virtual machine device queues (VMDq), and Jumbo Frames.
5. Better power management
6. VDI Connection Broker