It captures packets from various network media, i.e., Wireless LAN, Ethernet, USB, Bluetooth, etc.Multiplatform: it is available for Unix, Mac, and Window systems.

The Wireshark tool is composed of a rich set of features. Hence, it’s by far one of the best packet analyzer tools and is utilized as a standard commercial tool by various government agencies, educational institutes, and non-profit organizations. Thanks to the global networking expert’s voluntary contribution, it continues to make updates for new technologies and encryption standards. The Wireshark project was initiated in 1998. Wireshark is the de-facto go-to tool for several network problems that vary from network troubleshooting, security issue examination, inspecting network traffic of a suspicious application, debugging protocol implementations, along with network protocol learning purposes, etc. It requires some sound knowledge of basic networking and is considered an essential tool for system administrators and network security experts.

It captures and displays packets in real-time for offline analysis in a human-readable format with microscopic details. Wireshark is an open-source and free network traffic inspection tool.

Wireshark tutorial for telecom