Wireshark is the world's most popular network analyzer tool with over 1 million downloads per month. As the Founder of Wireshark University, Laura Chappell is undoubtedly one of the best Wireshark instructors around.In this updated book, Laura offers step-by-step instructions on the key functions and features of Wireshark, including:Filter on addresses, protocols, fields or traffic characteristicsCreate custom columns for more efficient analysisFind the source of delays with filters and coloring rulesPerform unattended captures with auto-stop conditionsFilter on keywords using wildcards and regular expressionsGraph and compare user, subnet and application trafficReassemble and extract a file from captured trafficIdentify DNS and HTTP errors fastExport important packet details to .csv format...and moreThis book includes 46 step-by-step Labs to quickly bring you up to speed with Wireshark version 2 regardless of whether you are a newbie or already working with Wireshark today!