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
Linux Networking
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
Go program to display IP address details of a network interface using interface name
If we want to know the IPv4 and IPv6 addresses of certain network interface using go language, … Read more
Go Program : Identify total number of network interfaces and display the details using index
Following example shows how to identify total number of available network interfaces and display its details using … Read more
Print details of network interface ( IP address, mac, status etc ) using go language program
In this post, we will write a simple golang program which can print the IP address, mac, … Read more
Simple wifi packet sniffer to capture every packet received on wlan0 interface
This program captures the network packets received on wifi interface. If you don’t know which interface to … Read more
Capture and analyze network packets using tcpdump and tshark
We can use tcpdump to capture the packets whereas tshark to analyse the packets. Using above help, … Read more
sniffex – C program to Capture wifi packets using libpcap
libpcap provides functions for user-level packet capture, used in low-level network monitoring. Following program captures the packets … Read more