Kali Linux - An Ethical Hacker's Cookbook - Second Edition

How to do it...

The following are the steps to use kalibrate:

1. Most countries use the GSM900 band. In the USA, it's 850. We will use the following command to scan for GSM base stations:

kal -s GSM900 -g 40  

The following screenshot shows the output of the preceding command:

2. In a few minutes, it will show us a list of base stations:

3. We note the frequency; in our case, we will use 947.6 MHz along with the offset.
4. Open GQRX and enter it in the Receiver Options window:

5. We can see in the waterfall that the device is able to catch signals ...