Book Image

Oracle Enterprise Manager 12c Administration Cookbook

By : Dhananjay Papde, Tushar Nath, Vipul Patel
Book Image

Oracle Enterprise Manager 12c Administration Cookbook

By: Dhananjay Papde, Tushar Nath, Vipul Patel

Overview of this book

<p>Oracle Enterprise Manager is a key tool for any Oracle Administrator, allowing them to manage their Oracle installations and selected other applications, providing a one stop place to manage and maintain the entire infrastructure in any organization.<br /><br />The Oracle Enterprise Manager 12c Cookbook will give administrators a head start towards implementing OEM in their organizations, by taking you through all the aspects of installation, upgrade, configuration, and monitoring of various servers, databases, and various Oracle Fusion Middleware components.<br /><br />Starting with the installation and upgrade of your OEM installation, this book then takes you through the process of using OEM12c to configure and monitor your Oracle application and database servers, including the various supported Oracle Fusion Middleware products.<br /><br />This book will uncover various installations options (with simple advanced options) and various upgrade options.<br /><br />The book will also cover monitoring the infrastructure using Active Session History Analytics. There are recipes on creating, cloning databases, and creating templates. <br /><br />Additionally there are recipes on Configuration of Oracle Business Intelligence, Oracle Golden Gate, Oracle Business Intelligence Publisher, and Oracle Weblogic using OEM12c.</p>
Table of Contents (16 chapters)
Oracle Enterprise Manager 12c Administration Cookbook
Credits
Foreword
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Index

Prerequisites for configuring automatic discovery


The auto discovery option requires an active Management Agent to discover targets in the network. The agent internally uses Nmap for scanning the network. Nmap requires root privileges in order to use raw sockets for Syn scanning—a method that is used to detect open ports through firewalls.

The following recipe describes the prerequisite tasks to be performed to enable configuration of automatic discovery of hosts.

Getting ready

The following software packages need to be downloaded:

How to do it...

In a telnet PuTTY session, perform the following steps:

  1. Install the nmap module as a root or privileged user, if it is not installed on the box, by using the following command:

    # rpm -qa nmap*
    # yum install nmap*
    
  2. We now need to configure the privilege delegation. Firstly, log on...