When installed in a supported Linux virtual machine running on Hyper-V, the Linux Integration Components provide.

Driver support for synthetic devices: The Linux integration components include support for both the synthetic network controller and synthetic storage controller that have been developed specifically for Hyper-V. These components take advantage of the new high-speed bus, VMBus, which was developed for Hyper-V.

Fastpath Boot Support: Boot devices now take advantage of the storage VSC to provide enhanced performance.

Supported Host Operating Systems
This version of the Linux Integration Components supports the following versions of Hyper-V:
- Windows Server® 2008 Standard, Windows Server® 2008 Enterprise, and Windows Server® 2008 Datacenter (64-bit versions only)
- Microsoft® Hyper-V Server 2008
- Windows Server 2008 R2 Hyper-V RTM (Build 7600) Standard, Enterprise, and Datacenter
-Microsoft Hyper-V Server 2008 R2 RTM (Build 7600)

Supported Guest Operating Systems
This version of the Linux Integration Components supports the following guest operating systems and virtual CPU (vCPU) configurations:
-SUSE Linux Enterprise Server 10 SP2 x86 and x64 (1 vCPU)
-SUSE Linux Enterprise Server 11 x86 and x64 (1 vCPU)
-Red Hat Enterprise Linux 5.2, 5.3, and 5.4 x86 and x64 (1 vCPU)

To download Linux Integration component version 2, please click this link:-
http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=c299d675-bb9f-41cf-b5eb-74d0595ccc5c#filelist