Gilbert; Beale, Jay (February 14, 2007). [http://www.syngress.com/hacking-and-penetration-testing/Wireshark-amp-Ethereal-Network-Protocol-Analyzer-Toolkit/ "Wireshark &   එතීරියල්  Network Protocol Analyzer Toolkit"]. Syngress: 448. ISBN 1-59749-073-3. {{cite journal}}: Check |url= value (help); Cite journal requires |journal= (help); line feed character in |title= at position 13 (help); line feed character in |url= at position 37 (help)Sanders, Chris (May 23, 2007). "Practical Packet Analysis: Using Wireshark to Solve Real-World Network   Problems". No Starch Press: 192. ISBN 1-59327-149-2. {{cite journal}}: Cite journal requires |journal= (help); line feed character in |title= at position 72 (help)Chappell, Laura (March 31, 2010). "Wireshark Network Analysis: The Official Wireshark Certified Network   Analyst Study Guide". Protocol Analysis Institute, dba “Chappell University”: 800. ISBN 1-893939-99-5. {{cite journal}}: Cite journal requires |journal= (help); line feed character 