User Mode Linux

Chapter 5. Playing with a UML Instance

By now, you have at least a basic idea of what UML is and how it can be used. In this chapter, we will see a wider variety of things we can do with UML. We will set up a basic network and use it to gain access to the host and to the outside network, and also access the UML instance from the outside. We will continue playing with virtual devices, seeing how they can be used like physical devices and what they can do that physical devices can’t.

Use and Abuse of UML Block Devices

First, let’s look at ways to copy data into a UML instance from the host without using the network. We will use UML block devices for this, tying them to files containing the data that we want to access inside the instance. Until ...