This hands-on based Wireshark training gets you familiar with the most popular network analyzer today, Wireshark®, and provides hands-on experience in troubleshooting the most common network-errors using Wireshark®. 1. Troubleshooting methodologya. Before you start b. Guidelines c. Troubleshooting tools d. Intercepting traffic e. Network characteristics - Delay - Jitter - Packet loss f. Application types - Batch - Streaming - Interactive g. Creating a baseline2. Wireshark® Fundamentals a. Background b. GUI vs CLI c. How to customize Wireshark® d. Using capture- and display-filters e. Using statistics for troubleshooting3. Troubleshooting an Ethernet LAN a. How to intercept traffic in a switched environment b. Troubleshooting cabling issues c. Troubleshooting speed/duplex-settings d. Troubleshooting Spanning-Tree issues e. Troubleshooting Link Aggregation4. Troubleshooting IPv4- and IPv6-based communications a. Determining path through the network b. Troubleshooting endpoints c. Troubleshooting Address Resolution/Neighbor Discovery d. Troubleshooting DHCP issues