Tcpdump and Wireshark

Tcpdump is a very capable command-line utility that allows you to capture network data. It is based on libpcap, wKLcK LV aQ RSHQ VRXUcH C/C++ lLEUaUy IRU QHWwRUN WUaIfic caSWXUH. YRX caQ caSWXUH yRXU WUaIfic XVLQJ tcpdump but you can analyse it later using WireShark—another powerful tool that every Linux or network administrator should know about. Tcpdump has relatively simple, yet powerful commands; the