Oracle® Linux 8: Managing Software on Oracle Linux provides information about how to install, upgrade, and management software on your system by using DNF and Application Streams. Procedures for creating a local yum server, as well as instructions on using the dnf command is described. This guide also includes information about registering your systems with the Unbreakable Linux Network (ULN).


This document is intended for administrators who want to use the ULN. It is assumed that readers are familiar with web technologies and have a general understanding of Linux system administration.

Document Organization

The document is organized into the following chapters:

  • Chapter 1, Yum DNF describes the dnf command that you use to install and update software on a system running Oracle Linux 8. Other useful commands are described, including how you can manage yum repositories using DNF plugins.

    This chapter also provides details about the Oracle Linux yum server, where Oracle makes open-source software available to Oracle Linux users. It also describes Application Streams and includes information about modules, including how to install them and how to use different versions of software on an Oracle Linux 8 system.

  • Chapter 2, Unbreakable Linux Network describes the Unbreakable Linux Network (ULN) and how it works. Information about the packages that are required for a system to connect to ULN is also included, as well as how channels are named and how software errata are released to various channels, is also provided in this chapter.

    The following topics are also covered in this chapter: administering CSIs, ULN registration, channel management configuration and system management. The chapter also describes the application programming interface (API) that can be used to access and query ULN.

Related Documents

The documentation for this product is available at:

Oracle® Linux 8 Documentation


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