This is a small shell script that will help to detect ip conflicts in a network. The notify-send command, used in the script, will enable a popup if any ip conflict is detected. You can run this script in cron. You will get a notification as pop up, if there is any ip conflict in the network.
#!/bin/bash # Script to check ipconflict # Grep the word "Dup" and enable a pop up to show that there is ip conflict sudo arp-scan -I eth2 -l | grep DUP if [[ $? == 0 ]]; then notify-send "Ip-conflict detected" fi