xping is a very simple diagnostic tool primarily for system and network administrators. It provides a graphical display of systems and whether or not they are responsive to pings. This information is updated periodically by the tool, and is useful for determining when systems have crashed or there are network faults.
NUU (Network Update Utility) is a GUI RPM package manager based on Yum that supports downloading, installation, and updating of packages from remote repositories, and removal of installed packages. It has the ability to examine both installed and available packages, and includes a repository configuration editor. It also supports package groups and suites of packages. Finally, it recognizes a simple authentication mechanism called buffet based on a server-side cgi-bin program.