Now we work on the fw-1 virtual machine. First let's try to see with the -vga qxl definition, which video driver qemu will give us in the kernel. You run this command: sudo lspci -nnk|sed -n '/VGA/,/Kernel modules/p' Oh so the qxl video driver is available. The remaining is X must handle kernel modesetting. This … Đọc tiếp Building a fault-tolerant firewall system with virtual machines: Configuring X to use qxl video driver

We are working on a remote physical machine named ngoc at 192.168.0.12. This machine acts as a client to access virtual machine fw-1 on host machine omarine at 192.168.0.3. The communication port is 3001, which we configured when setting up the fw-1 virtual machine in the previous post.The access command is as follows: remote-viewer spice://omarine.omarine.co:3001

For secure purpose, do not run qemu as root. However, there are situations where the virtual machine creation process is forced to use root privileges. This should be controlled and considered empowering decision-making for the admin and the security policy.When qemu runs the bridge helper program to create tap devices that require root privileges, which … Đọc tiếp Building a fault-tolerant firewall system with virtual machines: Creating virtual machine with qemu