Cent percent Tech

Wireshark is the world’s foremost and widely-used network protocol analyzer . It is used for network troubleshooting, analysis, software and communications protocol development, and education. It is a free and an open-source packet analyzer.It is cross-platform. To trace the packets first of all download and install Wireshark in the windows operating system. Open Wireshark and then choose the interface. 1.Tracking FTP Packets Step 1:   $sudo apt-get install vsftpd  command on Ubuntu terminal Step 2: Start Wireshark and open command prompt in windows. In the command prompt enter the IP address of Ubuntu Machine. It asks for username and password authentication for the Ubuntu  machine. Step 3 : Start capturing by clicking the green button in Wireshark.   Step 4: In the filter of Wireshark ,  enter ftp followed by IP address to track. Step 5 : Press the red button to stop capturing. ...

To ensure the proper network connection in the system, we do the following three types of checking: ---   Check the NIC card --- Check whether we have an IP or not or our gateway is active or not by a ping test -----  Check if the port no or the service is active or not To check the connection go to command prompt and enter the commands >ping localhost  then NIC  working. >ping 172.29.0.1 then gateway working >ipconfig In computing, ipconfig (internet protocol configuration) is a console application (command line tool) in Microsoft Windows used to control the network connections on windows.It displays all current TCP/IP network configuration values and can modify DHCP and DNS settings. Usually, ipconfig command is used with the command-line switch  /all. > ipconfig /all This command shows the various network configurations, MAC address, default gateway and IP addresses of different servers on the ne...