Spoofing Multicast packet from another interface.

This is the scenario. I have a working ethernet device eth0 with an IP address 192.168.1.x. There is one more special interface in the system, say if1 which is connected to another network. That network is mainly used for transmitting multicast data. Received multicast data has to be processed by a userland application. Due toContinue reading “Spoofing Multicast packet from another interface.”

Creating a Minimal Kernel Development Setup using KVM/Qemu

I wanted to setup a Linux kernel development system and the best choice I found was using KVM/Qemu. Both KVM and Qemu use the same virtual hardware specification, but KVM could give near native performance using special processor instructions. Since both of them use the same virtual hardware, the same virtual disk image could beContinue reading “Creating a Minimal Kernel Development Setup using KVM/Qemu”