Linux Networking

How to identify IP Address’s of all devices in a network ?

Sometimes someone from within your network starts consuming lot of bandwidth and you just needed to identify … Read more

How to Identify which process keeps port busy on android / Linux ?

Lets say you are trying to do something with UPNP which reserves port 1900 for all of … Read more

C program to read mac address using WiFi interface name

If you need to get the mac address of certain wifi interface using C program, you can … Read more

Send and Receive (Transfer) integer over socket using C program

Following the simple example which shows how we can send and receive an integer over a socket. … Read more

Understanding pcap file format – part I – Global Header

The file must begin with a Section Header Block.  Below is typical configuration, with a single Section Header … Read more

WiFi monitor mode and commands to enforce monitor mode in Linux / Ubuntu

Monitor mode, or RFMON (Radio Frequency MONitor) mode, allows a computer with a wireless network interface controller … Read more

Sending ARP request and receiving ARP Reply using C code

This post is in continuation of our previous post “Understanding ARP (Address Resolution Protocol) basics“ To visualise … Read more