Eksil Pup (formerly NetworkPup) is an Operating System that can be run from a USB. It is designed for Network Engineers. Pre-loaded with an array of network tools. It is extremely light and runs in RAM. Eksil Pup is based on Puppy Linux and uses Ubuntu 18.04 software repositories. The system resources required are minimal, therefore can be run on legacy hardware. Eksil Pup can be taken anywhere and is a great addition to any Network Engineers toolkit.