Mount the sound card of the real machine to the Win7 Hyper-v Virtual Machine

I recently tested the voice function of Lync. The environment has been set up in a virtual machine, but the sound card is not supported in Hyper-V. the test has not been successful yet. After some attempts, the test is successful. The details are as follows:

1. The real machine is Win7 Enterprise Edition, and the virtual machine is also Win7 Enterprise Edition. (In the virtual machine, XP only supports playback but not recording. The Microsoft documentation says that Win2008 R2 supports recording, but the actual operation found that it only supports playing, in doubt)

2. The MSTSC settings in the real machine are as follows:

3. Edit the registry in the VM as follows:

Add a Dword value, as shown in figure

4. recording devices after remote connection

5. Call with Lync in the virtual environment

If the above settings still do not work, please refer to the following settings:

To enable or disable redirection for local devices and resources, perform the following operations:

1. On the RD Session host server, enable "Remote Desktop Session host configuration ". To enable "Remote Desktop Session host configuration", click「 Start 」, Pointing"Management Tools","Remote desktop service"And then click"Remote Desktop Session host configuration".

2. In"Connection", Right-click the corresponding connection name, and then click"Attribute".

3. In"Attribute"In the dialog box, click"Client Settings"Tab.

4. In"Redirection"To perform any of the following operations on the specified local device or resource category:

   • Select this check box to disable redirection of local devices or resources of this type.
     
     
   • Clear this check box to enable redirection of local devices or resources of this type.
     
     

5. Click"OK".