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Aaron Trompeter, Robert Webb, Robert W. Webb

Cisco ThousandEyes

Name: Cisco ThousandEyes
Author: Aaron Trompeter

Digital Experience Monitoring and Troubleshooting

Paperback Engels 2024 9780138309183

70,54

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Samenvatting

Cisco ThousandEyes, the cloud-based network intelligence tool, delivers expanded visibility, automated insights, and seamless workflows to ensure digital experiences across any network—whether on premise, on the Internet, or in the cloud. ThousandEyes is the authority when monitoring SaaS, hybrid, and multi-cloud environments. With unparalleled real-time analytics and insights, it enables IT admins to quickly identify and resolve issues for a reduction of downtime and improved user experience.

In Cisco ThousandEyes, network solutions specialists Aaron Trompeter and Robert Webb offer a deep dive into the intricacies and power of the Cisco ThousandEyes platform and demonstrate how to leverage it to solve complex problems and optimize your digital experience. Through real-world experiences and use cases, the authors demonstrate how to plan and design network monitoring solutions, as well as how to improve performance and availability. You’ll also learn how ThousandEyes can be integrated with other Cisco products and third-party tools.

This is an essential resource for any network administrator, DevOps engineer, IT professional, enterprise IT team, cloud engineer, application team, and service provider responsible for managing and optimizing the performance of an organization’s network infrastructure and application performance. Explore Cisco ThousandEyes and its capabilities, and learn how to harness its potential for your organization Delve into agent setup, test configurations, alerts, and dashboards, and learn how to apply them effectively Understand the intricacies of monitoring and troubleshooting network performance issues, and use these skills to enhance network efficiency Conduct advanced tests using transactional scripts and integrations, and use them for complex problem-solving Implement best practices for test optimization and device monitoring to ensure optimal functionality Understand the importance of account settings and automation and their roles in streamlining operations Align the role of business strategy in the context of digital experience monitoring with your organization’s goals

Specificaties

ISBN13:9780138309183

Taal:Engels

Bindwijze:Paperback

Uitgever:Pearson Education

Serie:Networking Technology

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Inhoudsopgave

Introduction xvi Chapter 1 Introduction to ThousandEyes and Its Capabilities 1 How ThousandEyes Was Conceived 1 Understanding ThousandEyes Use Cases 2 Fundamental Network Metrics 3     It’s the Network 3     Operational Impact 3         Packet Loss 4         Network Latency 7     Maximum Theoretical Throughput 11         Results 15 Review Questions 16 Chapter 2 Agent Setup 17 Enterprise Agents 17     Enterprise Agent Installation 18         Cisco Application Framework Installation 18         Open Virtual Appliance Installation 25         Enterprise Agent Using Docker 33         Enterprise Agent Using Linux 37     Enterprise Agent Utilization 39     Agent Cluster and Agent Clustering 41     Enterprise Agent Placement 44 Cloud Agents 45 Endpoint Agents 46 Review Questions 48 Chapter 3 Configuring Tests 49 Tests for Enterprise and Cloud Agents 49     Routing Layer 49         Configure Inside-Out BGP Visibility 51     Network Layer 53         Agent to Agent Test 53         Agent to Server Test 56     DNS Layer 58         DNS Server Test 59         DNS Trace Test 62         DNSSEC Test 64     Web Layer 66         HTTP Server Test 66         Page Load Tests 70         Transaction Test 73         FTP Server Test 74     Voice Layer 76         SIP Server Test 78         RTP Stream Test 80 Endpoint Agent Tests 82     Adding Multiple Tests to a Template 90     Dynamic Tests 90     Real User Tests 97         Monitored Domain Set 97         How Real User Tests Work 97 Review Questions 99 Chapter 4 Configuring Alerts 101 Alert Rules 101 Alert Conditions 103 Alert Notifications 104     Email Notifications 104     Webhooks 105 Alert Suppression 107 Finding the Source of the Alert 109 Alert History 110 Review Questions 110 Chapter 5 Dashboards 111 Dashboard Basics 111 Widgets 114 Creating a New Dashboard 116 Review Questions 121 Chapter 6 Monitoring and Troubleshooting Network Performance Issues 123 Understanding Views 123 Understanding Network Monitoring 125     System/Application Testing 127     End-to-End Network Testing 127     Hop-by-Hop Network Testing (Path Visualization) 129 SD-WAN Performance Monitoring 134     Network Overlay 134     Network Underlay 135 MPLS Performance Monitoring 136 MTU Best Practices 137     Overlay Network MTU 138     Underlay Network MTU 140     Alerting 141 Overloaded: An NFL Story 142 Review Questions 145 Chapter 7 Scripted Synthetic User Testing with Transaction Tests 147 What Is Selenium? 148 Page Load Test Versus Transaction Test 148 Set Up and Create a Transaction Test with the ThousandEyes Recorder 149 Troubleshooting and Debugging Transaction Test Scripts 153 Transaction Test Script Best Practices 154 Viewing the Transaction Test Data 155 Full Stack Observability for the Network Engineer 158     Output 158     Input 159     Processes 161 Review Questions 162 Chapter 8 Integrations 163 API Basics 163 Custom Webhooks 166 ServiceNow Integration 168 Cisco Integrations 175     Cisco Catalyst Center (Formerly Cisco DNA Center) 175     Cisco Meraki 181     Cisco Webex Control Hub 185     Cisco AppDynamics 187     Cisco SD-WAN 192 OpenTelemetry Integration 197 Review Questions 202 Chapter 9 Best Practices: Test Optimization, Collaboration, and Stories from the Field 203 ThousandEyes Test Optimization 203     End-to-End Testing: Probing Mode 206         Cumulative Acknowledgements 206         Selective Acknowledgements 208         SYN 210     Path Visualization 211         Path Trace Mode 211         No. of Path Traces 215         Probing and Path Trace Modes for Different Agent Types 216 Monitoring Collaboration Meetings 216     Webex 218         Cloud & Enterprise Agents 218         Endpoint Agents 218         Internet Insights 221     Teams 222         Cloud and Enterprise Agents 222         Endpoint Agents 227         Internet Insights 230     Zoom 231         Cloud and Enterprise Agents 232         Endpoint Agents 232         Internet Insights 233 Stories from the Field 235     FTP Throughput Analysis and Optimization 235     User Experience Versus Application Performance Metric—Call Center SLA 239     Connections Failing at Load Balancer 241     Load Balancing with 20% Failure Rate 243     When MSS Matters 244     Bizarre Failure Is Not Adding Up 248         Problem Description 248         First Progress 249         Hypothesis 250         First Significant Finding 250         Eureka! 251 Review Questions 253 Chapter 10 Device Monitoring 255 ThousandEyes Device Monitoring 255     Device Discovery 259     Scheduled Discovery 262     Discovered Devices 264     Device Details 265     Device Alerts 266     Device Notifications 269     Device Views 269     Path Visualization with Device Monitoring 272 Operational Insights 273     Replacing a Device with a New Piece of Hardware 273     Polling 273     Topology 273     Agent Clusters 274 Review Questions 274 Chapter 11 Account Administration 275 Adding a New User 275     Default Roles 276     Account Groups 277     Role-Based Access Control 279     Single Sign-On with ThousandEyes 281         Identity Provider Setup 282         ThousandEyes Setup 282         Imported Metadata Configuration 284     Activity Log 285         Time Selector 286         Add a Filter 287         Download Logs 288     Usage 289         Usage Tab 290         Quotas Tab 291 Review Questions 293 Chapter 12 Automation—Use Cases and Case Studies 295 Use Case 1: Automated Testing Basics 295     Webhooks on GitHub 296 Use Case 2: Jenkins 297 Use Case 3: Ansible Playbook 299 Use Case 4: Kubernetes 300     Scaling ThousandEyes via Automation 301 Operationalizing 301     Dashboards for Comparisons 301         Inside Your Network vs. Outside Your Network (the Internet) 302         Comparing ISPs 304         Comparing In-Office and Outside-of-Office User Experience 304         Comparing Inside a Building by Floors and Zones 306     Data Center Monitoring 306     VXLAN Versus Traditional Layer 2/Layer 3 307     Agent Placement 307     Additional Note for Cisco Nexus Devices 308 Review Questions 308 Chapter 13 Business Strategy for Engineers 309 Bridge the Divide: Aligning Technical Expertise with Business Strategy 309 Appendix A Answers to Review Questions 315 Appendix B Troubleshooting 323 Glossary 333 <a href="https://mdata.bizsys.pearson.com/OA_HTML/OA.jsp?OAFunc=EGO_ITEM_OVERVIEW&addBreadCrumb=N&inventoryItemId=5704093&organizationId=101&menu=Y&_ti=1659722201&oapc=11&oas=ZpixBrOZWi87Va1uMa6ZkA..">9780138309183</a>    TOC  8/1/2024

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