Book Image

Splunk 9.x Enterprise Certified Admin Guide

By : Srikanth Yarlagadda
Book Image

Splunk 9.x Enterprise Certified Admin Guide

By: Srikanth Yarlagadda

Overview of this book

The IT sector's appetite for Splunk and skilled Splunk developers continues to surge, offering more opportunities for developers with each passing decade. If you want to enhance your career as a Splunk Enterprise administrator, then Splunk 9.x Enterprise Certified Admin Guide will not only aid you in excelling on your exam but also pave the way for a successful career. You’ll begin with an overview of Splunk Enterprise, including installation, license management, user management, and forwarder management. Additionally, you’ll delve into indexes management, including the creation and management of indexes used to store data in Splunk. You’ll also uncover config files, which are used to configure various settings and components in Splunk. As you advance, you’ll explore data administration, including data inputs, which are used to collect data from various sources, such as log files, network protocols (TCP/UDP), APIs, and agentless inputs (HEC). You’ll also discover search-time and index-time field extraction, used to create reports and visualizations, and help make the data in Splunk more searchable and accessible. The self-assessment questions and answers at the end of each chapter will help you gauge your understanding. By the end of this book, you’ll be well versed in all the topics required to pass the Splunk Enterprise Admin exam and use Splunk features effectively.
Table of Contents (17 chapters)
1
Part 1: Splunk System Administration
9
Part 2:Splunk Data Administration
14
Chapter 12: Self-Assessment Mock Exam

Configuring forwarding

Forwarding involves configuring the UF to establish connectivity to indexer peers for data transmission. This configuration can be achieved through the outputs.conf file, which contains the required indexer peer details. The Splunk CLI has commands to configure forwarding, which, in turn, writes to the same outputs.conf file.

Indexers can receive the data on the default TCP 9997 port, which must be enabled by system administrators before the connections from forwarders can be accepted. You need to make sure the network is open between the forwarder and indexers. In real-time Splunk deployments, the organization’s network administrator can help establish this. In our scenario, we've set up a standalone Splunk Enterprise instance and a UF to ensure seamless connectivity. This arrangement helps avoid connectivity problems unless port 9997, which needs to be available for listening, is somehow unavailable. Let’s take a look at both the Splunk...