What is 3GPPDecoder?

3GPPDecoder is a free open source decoder to decode wireless messages and PDUs(Protocol Data Units). The program currently supports Windows and Linux.

You can use 3GPPDecoder Linux to decode 3GPP LTE, UMTS and GSM messages for RRC and NAS. It also supports RLC (Radio Link Control) protocol PDU header decoding.

3GPP Decoder Home Page

How to get pre-compiled x86 binary

You can download the 3GPPDecoder Linux installer from this repo:

https://raw.githubusercontent.com/sickcodes/3gpp-decoder-linux/master/3GPPDecoder

How to use 3GPP Decoder on Linux

Use the following commends to install wireshark, text2pcap and tshark on Ubuntu.

Ubuntu/Debian

sudo apt update -y
sudo apt install wireshark tshark qtcreator -y
git clone https://github.com/panigrahip/3gpp-decoder-linux.git

cd 3gpp-decoder-linux

Arch/Manjaro

sudo pacman -Syu wireshark-qt qtcreator
git clone https://github.com/panigrahip/3gpp-decoder-linux.git

cd 3gpp-decoder-linux

Build & Run

qtcreator ./3gpp-decoder.pro

In the QTCreator, press

Ctrl + R

Or select Build -> Run from the menu bar.

How to build 3GPPDecoder

To develop 3GPPDecoder you need qtcreator.

To build the decoder program, open the 3gpp-decoder.pro in qtcreator.