Chapter 3. Red Hat Network Alert Notification Tool 37If you see the icon, it is highly recommended that you apply the updates. Refer to Section 3.4Applying Updates for information on applying updates.If you have scheduled updates to be installed, you can watch the applet icon to determine when updatesare applied. The icon changes to the icon after the Errata Updates are applied.If you apply a kernel update (or the kernel update is automatically applied), the applet will display theuntil the system is rebooted with the new kernel. If you click on the applet, the Available Updatestab displays a list of packages that can be updated on your system.3.3. Viewing UpdatesClicking on the Red Hat Network Alert Notification Tool displays a list of available updates. Toalter your list of excluded packages, click the Ignored Packages tab and make your modifications.Figure 3-3. Available Updates3.4. Applying UpdatesIf the system is registered with RHN and entitled to a service offering, you can apply the ErrataUpdates with the Red Hat Update Agent. To launch the Red Hat Update Agent, click on the applet,and then click on the Launch up2date button. You can also right-click on the icon and select Launchup2date. For more information on the Red Hat Update Agent, refer to Chapter 2 Red Hat UpdateAgent.3.5. Launching the RHN WebsiteThe simplest way to obtain a comprehensive view of your system’s status is to access the RHN web-site. This can be accomplished through the Red Hat Network Alert Notification Tool by right-clicking on it and selecting RHN Website. For more information on the RHN website, refer to Section4.2 Introduction to the Website.