Red Hat NETWORK BASIC - USER REFERENCE GUIDE 4.2 User Reference Manual

52 Chapter 4. Red Hat Network Website• If a newer version of the package is already on the system, the package will not be installed on thatsystem.• If an older version of the package is installed, the package will be upgraded.4.5.2.2. Errata DetailsIf you click on the Advisory of an Errata Alert in the Relevant or All pages, its Errata Details pageappears. This page is further divided into three tabs:• The Details tab provides the Errata Report issued by Red Hat. It describes the problem and solutionand lists the channels it affects. Clicking on a channel name displays the Packages tab of theChannel Details page. Refer to Section 4.6.1.3 Channel Details for more information.• The Packages tab provides links to each of the updated RPMs broken down by channel. Clickingon the name of a package displays its Package Details page. Refer to Section 4.6.5.3 PackageDetails for more information.• The Affected Systems tab shows a list of systems affected by the Errata Alert. Clicking on thename of a system takes you to its System Details page. Refer to Section 4.4.1.5 System Details formore information.To help users determine whether an update has been scheduled, a Status column exists within theaffected systems table. Possible values are: None, Pending, Picked Up, Completed, and Failed. Thiscolumn identifies only the latest action related to an Errata. For instance, if an action fails and youreschedule it, this column will show the status of the Errata as Pending only (with no mention ofthe previous failure). Clicking a status other than None takes you to the Action Details page. Thiscolumn corresponds to one on the Errata tab of the System Details page.4.5.3. Advanced SearchThe Advanced Search page allows you to search through Errata according to specific criteria, suchas summary, advisory, and package name. Type your keyword, select the criterion to search by, andclick the Search button. The results appear at the bottom of the page.4.6. SoftwareIf you click the Software tab on the top navigation bar, the Software category and links appear. Thepages in the Software category enable you to view and manage the channels and packages associatedwith your systems. In addition, you can obtain ISO images here.4.6.1. ChannelsThe Channels page is the first to appear in the Software category. A channel is a list of Red HatLinux packages grouped by use. Channels are used to choose packages to be installed on a system.There are two types of channels: base channels and child channels. A base channel consists of a list ofpackages based on a specific architecture and Red Hat Linux release. For example, all the packages inRed Hat Linux 7.1 for the x86 architecture is a base channel. The list of packages in Red Hat Linux 7.1for the Itanium architecture is a different base channel. A child channel is a channel associated witha base channel but contains extra packages. For example, an organization can create a child channelassociated with Red Hat Linux 7.1 for the x86 architecture that contains extra packages needed onlyfor the organization, such as a custom engineering application.