What is Wireshark used for when troubleshooting networks?

Related questions

1. What are the applications of Wireshark?
2. What is promiscuous mode in Wireshark?
3. What is sniffing and spoofing?
4. What is Wireshark and how it works?
5. Can Wireshark read encrypted data?
6. Can Wireshark sniff wireless?
7. Is WiFi sniffing illegal?
8. Can Wireshark decrypt SSL?
9. Can Wireshark decrypt https?
10. What can Wireshark do?

Tags

1. #network
2. #analyzer
3. #utility
4. #wireshark
5. #report
6. #troubleshooting
7. #benchmarking
8. #provides
9. #packet
10. #diagnose
11. #interface
12. #issues
13. #flowing
14. #traffic
15. #detailed
16. #source
17. #through
18. #problems
19. #performance
20. #distributed