Peace be upon you
how are you guys? I will just hint for this thing, it's small device for GSM software developers, this device is used to test the application that is on the SIM Card that is provided by GSM Network provider, here is link for the device I am talking about it, it's Called detective,
I hope to get one :D, I don't think that it is available to anyone to buy it.
I am not saying go hack GSM networks, this things is very simple I am just telling that there is device monitor the commands that is going out and coming in, :D I am not saying more :D
Thanks for your time