stacker has written 19 articles

Understanding dnsmasq

Dnsmasq provides network infrastructure for small networks: DNS, DHCP, router advertisement and network boot. It is designed to be lightweight and have a small footprint, suitable for resource constrained routers and firewalls. It has also been widely used for tethering on smartphones and portable hotspots, and to support virtual networking in virtualisation frameworks. When we…

Traffic policing in Running VMs – Openstack

One of the major issued facing by a cloud administrator is to control the traffic in/out in a virtual machine. There is two methods you can control this, first one is to inject a special meta-data into the flavor. Second method is to apply special controls on the virtual interface of a running virtual machine.…

Creating a Kali Linux Image for Openstack

Kali Linux is a Debian-derived Linux distribution designed for digital forensics and penetration testing. It is maintained and funded by Offensive Security Ltd. Mati Aharoni, Devon Kearns and RaphaĆ«l Hertzog are the core developers. Now a days lots of people using it for Security assessment. Here we will see how to create a QCOW2 image…