It’s considered the first line of defense when the network server performance begins to deteriorate. Network monitoring has become a crucial and fundamental requirement for small, medium, and large enterprises. Issues such as packet loss, latency, network downtime, frequent errors, and jitters can hamper the overall user experience. Don’t forget to replace the interface name wlp2s0 with yours.With an increase in demand for accessible services and applications, a good network has become more important than ever before. Lets create a new interface called mon0, delete the existing interface and finally bring up the new interface up. Create new wireless interface in monitor mode Please note down your wifi interface name using ip link command. You could restore your original wireless interface back using the commands mention here. So I thought of deleting it and creating a new interface for monitoring purpose. Setup new wireless interface in monitor modeĮven though, it’s possible to use the existing wireless interface (in my case it is wlp2s0), the Ubuntu system reverting the interface back from monitor mode to managed mode.

It’s an Ubuntu based system customized for most networking related tasks. Note that for Raspberry Pi devices, you might need to install Kali Linux. If you don’t get any output, either your wifi chipset or the wifi driver doesn’t support monitoring wifi. Iw list | grep -i 'supported interface modes' -A 20 | grep '* monitor'

Wireshark promiscuous mode linux