> ## Documentation Index > Fetch the complete documentation index at: https://notes.kodekloud.com/llms.txt > Use this file to discover all available pages before exploring further. # Module Introduction > This article covers managing network traffic in Microsoft Azure, focusing on load balancing, application gateways, and network monitoring for high availability and security. In this article, we delve into the intricacies of managing network traffic within Microsoft Azure. Our comprehensive guide is designed to provide you with the knowledge and best practices to ensure high availability, efficient routing, and robust security in your cloud environment. ## Learning Objectives This guide is structured around three key Azure components: 1. **Azure Load Balancer**\ The Azure Load Balancer is a fundamental service that increases application availability by distributing incoming network traffic across multiple servers. In this section, you will learn how to: * Configure load balancing rules to optimize traffic distribution. * Implement session persistence for a consistent and reliable user experience. 2. **Azure Application Gateways**\ Azure Application Gateways offer advanced routing capabilities with application-level load balancing. This section focuses on: * Identifying and understanding the key components of the gateway. * Implementing routing rules to efficiently manage web traffic. * Enhancing application security and performance through smart configuration. 3. **Network Watcher**\ Network Watcher is an essential tool for monitoring and troubleshooting network operations. Here, we cover: * Continuous monitoring of network communications. * Diagnosing network issues quickly and effectively. * Ensuring compliance with network security standards. Before you begin, verify that your Azure subscription is properly configured and that you have the necessary permissions to manage these network services. Let’s start our journey by diving into the configuration of the Azure Load Balancer.