Update - Red Hat NETWORK 4.0.5 Reference Manual

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deployment of systems, including the configuration of the Red Hat Update Agent for each
system.
The Red Hat Network Daemon (
probes the Red Hat Network for notifications and updates at set time intervals (see
Chapter 3 Red Hat Network Daemon for further information). This daemon is necessary
in order to schedule updates or other actions through the website.
The Red Hat Network Registration Client allows you to register your Red Hat
Enterprise Linux 2.1 systems with RHN. (Newer versions of Red Hat Enterprise
Linux have registration functionality built into the Red Hat Update Agent.) See
Chapter 5 Red Hat Network Registration Client for more information.
Many Red Hat Network terms are used throughout this manual. As you read the Red Hat
Network Reference Guide, refer to the Glossary as necessary for an explanation of common
terms.
Tip
For a comparison
http://www.redhat.com/software/rhn/table/.

1.1. Update

The RHN Update service is ideal for a user with one Red Hat Enterprise Linux system or
a small number of Red Hat Enterprise Linux systems. Updated Subscription to Update can
be purchased at https://www.redhat.com/apps/commerce/rhn/.
With each Update subscription, you receive the essential functionality provided to Demo
users, plus:
Download Software — For customers who have purchased subscriptions to Red Hat
•
Network, ISO images are available for immediate download.
Priority Access during periods of high load — When Red Hat releases a large erratum,
•
users with Priority Access can be guaranteed that they will be able to access the updated
packages immediately.
RHN Support Access — All paying customers of Red Hat Network receive web based
•
support for their RHN questions.
Errata Notification, Multiple Systems — Subscriptions for multiple systems means Er-
•
rata notification for Errata to all of those systems. Note that only one email is distributed
per each Erratum, regardless of the number of systems affected.
Errata Updates, Multiple Systems — Get quick updates for multiple systems with an
•
easy button click for each system.
Chapter 1. Red Hat Network Overview
) runs in the background as a service and
rhnsd
chart of RHN service levels, refer to