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Chapter 4. Red Hat Network Website
button. Clicking Remove a custom value then the name of a key allows you to remove values
for all selected systems. Click the Remove Values button to finalize the deletion.
Reboot Systems — Selecting the appropriate systems and then clicking the Reboot Systems
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link sets those systems for reboot. To immediately cancel this action, click the list of systems
link that appears within the confirmation message at the top of the page, select the systems, and
click Unschedule Action.
Lock Systems — Selecting the appropriate systems and then clicking the Lock Systems link
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prevents the scheduling of any action through RHN that would affect the systems. This can be
reversed by clicking the Unlock Systems link.
Delete Systems — Clicking Delete System Profiles, then the Confirm Deletions button removes
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the selected profiles permanently.
Upgrade System Entitlements — Clicking Upgrade to * Entitlement increases the service
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level for as many selected systems as possible.
System Preferences — Toggling the Yes and No radio buttons and then clicking the Change
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Preferences button alters your notification preferences for the selected systems. All of these
preferences may also be applied to systems individually through the Properties subtab of the
System Details page. Refer to Section 4.4.2.6 System Details for instructions.
Receive Notifications of Updates/Errata — This setting keeps you abreast of all advisories
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pertaining to your systems. Anytime an update is produced and released for a system under
your supervision, a notification is sent via email.
Include system in Daily Summary — This setting includes the selected systems in a daily
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summary of system events. (By default, all Management and Provisioning systems are in-
cluded in the summary.) These are actions affecting packages, such as scheduled Errata Up-
dates, and system reboots or failures to check in. In addition to including the systems here, you
must choose to receive email notifications in the Your Preferences page of the Your RHN
category. Refer to Section 4.3.2 Your Preferences for instructions. Note that RHN will send
these summaries only to verified email addresses.
Automatic application of relevant errata — This setting allows you have all Errata Updates
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automatically applied to systems. This means packages associated with Errata will be updated
without any user intervention. Customers should note that Red Hat does not recommend the
use of the auto-update feature for production systems because conflicts between packages and
environments can cause system failures. The Red Hat Network Daemon must be enabled on
the systems for this feature to work.
4.4.5. System Entitlements
To use all of the features of RHN, your systems must be entitled — subscribed to an RHN service
level. Use the System Entitlements page to configure which systems are entitled to which service
offerings. There are three primary types of entitlements:
Update — should be used to manage a single Red Hat Linux system. It includes Errata Alerts,
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Scheduled Errata Updates, Package Installation, and the Red Hat Update Agent.
Management — should be used to manage multiple systems with multiple system administrators.
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In addition to the features of the Update offering, it includes system group management, user man-
agement, and the System Set Manager interface to quickly perform actions on multiple systems.
Provisioning — offers the highest level of functionality. It should be used to provision multiple sys-
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tems that will need to be re-installed and reconfigured regularly. The Provisioning offering provides
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