Red Hat NETWORK - USER REFERENCE GUIDE 3.1 User Reference Manual page 76

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Security Alert
An Errata Alert that pertains to system security.
Service Level
A Red Hat Network subscription service. Different service levels offer different features of
RHN. The first service level offered is Software Manager .
Software Manager
The name of the first Service Level offering for Red Hat Network. Software Manager also refers
to the Web interface for RHN.
System ID
A unique string of characters and numbers that identifies a registered system. It is stored in the
system's Digital Certificate .
System Profile
Hardware and software information about the client system. It is created during the registration
process. The software information is a list of RPM packages and their versions installed on the
client system. The System Profile is used to determine every Errata Alert relevant to each client
system.
Chapter 8:Frequently Asked Questions