In this chapter, we will discuss the use of Wireshark for its primary purpose—troubleshooting network and application connectivity, functionality, and performance issues.
The topics that will be covered include:
Troubleshooting methodology
Troubleshooting connectivity issues
Troubleshooting functional issues
Performance analysis methodology
Top five reasons for poor application performance
Detecting and prioritizing delays
Server processing time events
Application turn's delay
Network path latency
Bandwidth congestion
Data transport issues
These topics cover the majority of problems you'll come across in your analysis efforts.