Practical Packet Analysis (Using Wireshark to Solve Real-World Network Problems) - Chris Sanders

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It’s easy to capture packets with Wireshark, the world’s most popular network sniffer, whether off the wire or from the air. But how do you use those packets to understand what’s happening on your network? Updated to cover Wireshark 2.x, the third edition of Practical Packet Analysis will teach you to make sense of your packet captures so that you can better troubleshoot network problems. You’ll find added coverage of IPv6 and SMTP, a new chapter on the powerful command line packet analyzers tcpdump and TShark, and an appendix on how to read and reference packet values using a packet map. Practical Packet Analysis will show you how to:Monitor your network in real time and tap live network communicationsBuild customized capture and display filtersUse packet analysis to troubleshoot and resolve common network problems, like loss of connectivity, DNS issues, and slow speedsExplore modern exploits and malware at the packet levelExtract files sent across a network from packet capturesGraph traffic patterns to visualize the data flowing across your networkUse advanced Wireshark features to understand confusing capturesBuild statistics and reports to help you better explain technical network information to non-techies