Summary

In this chapter, our focus was on display managers, particularly XDM, KDM, GDM, and Lightdm. Also, the differences between a display manager and a desktop were identified. We began by working with XDM in a CentOS system. We focused on the directory where XDM is stored. In addition to this, we narrowed in on access control for XDM. Next, we switched our attention to KDM; KDM was dominant in Ubuntu distributions until it was later replaced. The methods of installing and configuring the system to use KDM were outlined. Following this, GDM was next on our agenda. We saw how GDM is being used practically in most Linux distributions. The difference in the name was highlighted when working in Ubuntu as opposed to a Fedora distribution. The steps to installing GDM were illustrated. Moreover, we also covered installing some desktops within the mix; this proven to be quite simple...