3GPP Decoder v1.0 Released

I am happy to announce the first version of 3GPP Decoder, a open source and free tool to decode LTE, UMTS and GSM messages and PDUs.

3GPP decoder

For the first version the following messages are supported:

GSM

GAN TCP
GAN UDP
GSM CCCH
GSM SACCH
LLC
NAS
SNDCP
SNDCPXID

UMTS
RLC-AM
RLC-UM
NAS
RRC BCCH.BCH
RRC BCCH.FACH
RRC DL.CCCH
RRC DL.DCCH
RRC DL.SHCCH
RRC MCCH
RRC MSCH
RRC PCCH
RRC UL.CCCH
RRC UL.DCCH
RRC UL.SHCCH
RRC SIs (SIBs and MIB)’

LTE

RRC BCCH.BCH
RRC BCCH.DL.SCH
RRC DL.CCCH
RRC DL.DCCH
RRC PCCH
RRC UL.CCCH
RRC UL.DCCH
NAS EPS

Download 3GPP Decoder Windows installer

You can also download/clone the source code of 3GPP Decoder from my GitHub page. https://github.com/panigrahip/3GPPDecoder

Add all your feature requests and issues here: https://github.com/panigrahip/3GPPDecoder/issues

5 Comments


  1. Hi Prashant,
    May I know till which 3GPP RRC spec version does this decoder works??
    I see that it was not able to decode some of the R10 message IEs..
    Thanks
    Sasi


  2. Hi Valbonne,

    As we discussed in GitHub, more changes are needed. I will create a Linux port for the decoder.


  3. Hi Andre.Du bist ja wirklich fleißig auf deinem Blog. Wirst mich bald überholen Und leider sind die Zahlen im sinken. Aber das kommt vom wenigen posten.Und wenn ich schon nichts wirklich inanserstetes vermelden kann, versuche ich halt so etwas wie einen Überblick zu geben.Liebe GrüßeMarkus

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