Practical Packet Analysis  (English, Electronic book text, Sanders Chris)

A very good book for all levels of Networking Engineers.Explanations are basic and easy to understand.Real world scenarios are very accurately explained and presented.Line by lin edetails of each packets are good.

If you need a book to understand the software wireshark and how to troubleshoot.
I am a network engineer and daily i will be troubleshooting network problem and to troubleshoot them you need packet captures on the network. but how to analyse packet captures. This book will guide you and its best.

If you are advance wireshark expert then go for the orignal wireshark book which is costly but for basic and intermediate level. This is the best