In this chapter, you learned to: Establish a network baseline, describe troubleshooting methodologies and troubleshooting tools, describe the common issues that occur during WAN implementation, troubleshoot enterprise network implementation issues. | Network Troubleshooting Accessing the WAN – Chapter 8 Objectives Establish a network baseline Describe troubleshooting methodologies and troubleshooting tools Describe the common issues that occur during WAN implementation Troubleshoot enterprise network implementation issues Establish a Network Baseline Explain the importance of network documentation Establish a Network Baseline Describe the stages of the network documentation process Establish a Network Baseline Explain the purpose for measuring normal network performance when creating a baseline Establish a Network Baseline Describe the steps for establishing a network baseline Describe Troubleshooting Methodologies and Troubleshooting Tools Explain why a systematic method is the generally the best approach to troubleshooting Describe Troubleshooting Methodologies and Troubleshooting Tools Describe how layered models, such as the OSI reference model or TCP/IP model, are used for troubleshooting Describe Troubleshooting . | Network Troubleshooting Accessing the WAN – Chapter 8 Objectives Establish a network baseline Describe troubleshooting methodologies and troubleshooting tools Describe the common issues that occur during WAN implementation Troubleshoot enterprise network implementation issues Establish a Network Baseline Explain the importance of network documentation Establish a Network Baseline Describe the stages of the network documentation process Establish a Network Baseline Explain the purpose for measuring normal network performance when creating a baseline Establish a Network Baseline Describe the steps for establishing a network baseline Describe Troubleshooting Methodologies and Troubleshooting Tools Explain why a systematic method is the generally the best approach to troubleshooting Describe Troubleshooting Methodologies and Troubleshooting Tools Describe how layered models, such as the OSI reference model or TCP/IP model, are used for troubleshooting Describe Troubleshooting Methodologies and Troubleshooting Tools Describe the three stages of the general troubleshooting process Describe Troubleshooting Methodologies and Troubleshooting Tools Describe the three main methods for troubleshooting network problems Describe Troubleshooting Methodologies and Troubleshooting Tools Describe the stages for gathering symptoms for troubleshooting a network problem Describe Troubleshooting Methodologies and Troubleshooting Tools Describe the types of software and hardware tools that are commonly used when troubleshooting networks Describe the Common Issues that Occur During WAN Implementation Describe the fundamentals in WAN design and communication Describe the Common Issues that Occur During WAN Implementation Describe the steps for designing or modifying a WAN Describe the Common Issues that Occur During WAN Implementation Describe the considerations for analyzing WAN traffic Describe the Common Issues that Occur During WAN Implementation Describe the considerations for .