Red Hat Enterprise Linux 5 Administration Unleashed

Retrieving Software from RHN with YUM 913FIGURE 3.2Viewing Package DetailsAfter selecting which packages to install, click Apply. A dialog appears to confirm whichpackage to install. Click Continue. If additional packages need to be installed to resolvedependencies, the dialog displays dependencies added. Click Continue to accept theinstallation of these packages as well. A progress bar shows the status of the installation,and a completion message is shown when finished.Updating SoftwareThere are several ways to determine whether software updates are available for your RedHat Enterprise Linux system:. Log in to the RHN website and view the errata list for the system as described earlierin this chapter.. Receive email notifications from RHN if you elected to receive them.. See the RHN applet (puplet) appear.. Use the yum check-update command.. Use the Software Updater (pup).When executed, the yum check-update command queries the RHN repository and checksfor any software updates for the RPM packages currently installed. If any are found, theyare listed in alphabetical order along with the package versions available for updating.Updating an already installed package via the command line is similar to installing:yum update