Advanced configuration options for VM
We will now look at some of the advanced configuration options we can use to extend the capability of KVM virtual machines.
Configuring a sound device
In this section we are going to see how to add sound support to a VM. Proxmox by default does not add audio hardware to a VM. In order for the VM operating system to start a sound service, some arguments must be added to the VM configuration file through CLI. As of Proxmox VE 4.1 it is not possible to add a sound interface through the GUI. The following steps will add a sound device to a VM:
Log in to the Proxmox node through SSH or directly in the console.
Navigate to the VM configuration directory
/etc/pve/nodes/<node_name>/qemu-server/<vm_id>.conf.Open the VM configuration file with your favorite text editor and add on of the the following arguments:
For Windows 10 and later VMs:
args: -device intel-had,id=sound5,bus=pci.0,addr=0x18 –device hda-micro,id=sound5-codec0,bus=sound5.0,cad=0 –device...
