Red Hat NETWORK SATELLITE SERVER 4.0, Руководство по установке

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Chapter 1. Introduction 3
a specific architecture and Red Hat release. A child channel is a channel associated with
a base channel that contains extra packages.
•
Organization Administrator — An Organization Administrator is a user role with the
highest level of control over an organization’s Red Hat Network account. Members of
this role can add other users, systems, and system groups to the organization as well
as remove them. A Red Hat Network organization must have at least one Organization
Administrator.
•
Software Channel Administrator — A Channel Administrator is a user role with full
access to channel management capabilities. Users with this role are capable of creating
channels, assigning packages to channels, cloning channels, and deleting channels. This
role can be assigned by an Organization Administrator through the Users tab of the RHN
website.
•
Red Hat Update Agent — The Red Hat Update Agent is the Red Hat Network client
application (
up2date
) that allows users to retrieve and install new or updated packages
for the client system on which the application is run.
•
Traceback — A traceback is a detailed description of "what went wrong" that is useful
for troubleshooting the RHN Satellite Server. Tracebacks are automatically generated
when a critical error occurs and are mailed to the individual(s) designated in the RHN
Satellite Server’s configuration file.
For more detailed explanations of these terms and others, refer to the Red Hat Network
Reference Guide .
1.4. How it Works
RHN Satellite Server consists of the following components:
•
Database — for the Stand-Alone Database, this may be the organization’s existing
database or, preferably, a separate machine. RHN Satellite Server 4.0 supports Oracle
9i R2. For the Embedded Database, the database comes bundled with RHN Satellite
Server and is installed on the same machine as the Satellite during the installation
process.
•
RHN Satellite Server — core "business logic" and entry point for Red Hat Update
Agent running on client systems. The RHN Satellite Server also includes an Apache
HTTP Server (serving XML-RPC requests).
•
RHN Satellite Server Web interface — advanced system, system group, user, and chan-
nel management interface.
•
RPM Repository — package repository for Red Hat RPM packages and custom RPM
packages identified by the organization.
•
Management Tools:
•
Database and file system synchronization tools