Posts about gsm

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2021-08-13OsmoDevCall: "GSM-R and how it differs from GSM"
2021-07-20Notfallwarnung im Mobilfunknetz + Cell Broadcast (Teil 2)
2021-07-19Notfallwarnung im Mobilfunknetz + Cell Broadcast
2020-01-0536C3 Talks on SIM card technology / Mitel DECT
2019-12-20Software Freedom Podcast #3 about Free Software mobile phone communication
2019-09-29Sometimes software development is a struggle
2018-09-29Fernvale Kits - Lack of Interest - Discount
2018-09-19Wireshark dissector for 3GPP CBSP - traces wanted!
2018-05-25openmoko.org archive down due to datacenter issues
2018-05-25OsmoCon 2018 CfP closes on 2018-05-30
2018-04-30OsmoDevCon 2018 retrospective
2018-01-0134C3 and its Osmocom GSM/UMTS network
2018-01-01Osmocom Review 2017
2017-10-10Invited keynote + TTCN-3 talk at netdevconf 2.2 in Seoul
2017-09-03Purism Librem 5 campaign
2017-09-02The sad state of voice support in cellular modems
2017-08-20Osmocom jenkins test suite execution
2017-08-09IPv6 User Plane support in Osmocom
2017-07-19Virtual Um interface between OsmoBTS and OsmocomBB
2017-06-16FOSS misconceptions, still in 2017
2017-06-16How the Osmocom GSM stack is funded
2017-05-29Playing back GSM RTP streams, RTP-HR bugs
2017-03-27OsmoCon 2017 Updates: Travel Grants and Schedule
2017-03-21Osmocom - personal thoughts
2017-03-21Returning from TelcoSecDay 2017 / General Musings
2017-03-08Gory details of USIM authentication sequence numbers
2017-03-06GTA04 project halts GTA04A5 due to OMAP3 PoP soldering issues
2017-02-24Manual testing of Linux Kernel GTP module
2017-02-16Cellular re-broadcast over satellite
2017-02-01Osmocom Conference 2017 on April 21st
2016-12-3033C3 talk on dissecting cellular modems
2016-12-29Contribute to Osmocom 3.5G and receive a free femtocell
2016-12-16Accessing 3GPP specs in PDF format
2016-12-06The IT security culture, hackers vs. industry consortia
2016-07-23Going to attend Electromagnetic Field 2016
2016-07-23EC-GSM-IoT: Enhanced Coverage GSM for IoT
2016-07-16Deeper ventures into Ericsson (Packet) Abis
2016-05-26Osmocom.org GTP-U kernel implementation merged mainline
2016-05-02Developers wanted for Osmocom GSM related work
2016-03-28You can now install a GSM network using apt-get
2016-03-15Open Source mobile communications, security research and contributions
2016-03-15TelcoSecDay 2016: Open Source Network Elements for Security Analysis of Mobile Networks
2016-02-24Software under OSA Public License is neither Open Source nor Free Software
2016-02-21Osmocom.org migrating to redmine
2016-02-20Some update on recent OsmoBTS changes
2016-02-11netdevconf 1.1: Osmocom kernel-level GTP implementation
2016-02-10netdevconf 1.1: Running cellular infrastructure on Linux
2016-02-01On the OpenAirInterface re-licensing
2015-12-3132C3 is over, GSM and GPRS was running fine, osmo-iuh progress
2015-12-2732C3: Running your own 3G/3.5G cellular network
2015-12-06Anyone interested in supporting SMPP interworking at 32C3?
2015-12-05python-libsmpp works great with OsmoNITB
2015-12-02Python tool to talk to OsmoNITB MNCC interface
2015-11-16GSM test network at 32C3, after all
2015-11-15No GSM test network at 32C3
2015-11-08Osmocom Berlin meetings
2015-11-08Progress on the Linux kernel GTP code
2015-10-28What I've been busy with
2015-10-02hardwear.io 2015 keynote: Running cellular infrastructure on Linux
2014-11-02OpenFest 2014: SIM card protocol tracing using Osmocom SIMtrace
2014-11-02OpenFest 2014: Software Defined Radio using rtl-sdr
2014-06-16DORS/CLUC 2014: Keynote about Open Source Mobile Communications
2014-06-16DORS/CLUC 2014: Keynote about OpenBSC - running your own GSM network
2013-06-05Attending HITCON and COSCUP in Taipei
2012-11-22Inside a cavity duplexer
2012-05-21Kevin Redon starts collaborative Osmocom project to collect terminal profile
2012-05-19Announcing the low-power, light-weight sysmoBTS
2012-03-14Alcatel MTK phone UART pinout
2012-03-01More research into the Motorola Horizon macro and Mo-bis
2012-01-28New OsmocomBB RSSI monitor firmware
2012-01-25OP25 project joins hosting on osmocom.org
2011-10-17GSM Security Training at DeepSec
2011-10-16First OsmocomGMR code release
2011-09-18Ground-breaking research on APCO P25 security
2011-08-16Major bugfix release of SIMtrace firmware
2011-07-22Update on the GSM network at the CCC Camp 2011
2011-07-14On the recent THC release on the Vodafone femtocell
2011-07-02SIMtrace v1.0 prototypes are working out of the box
2011-06-22First working prototypes of Osmocom SIMtrace design
2011-06-18Exploring the Motorola Horizon macro BTS
2011-06-07ETSI and its ridiculous fees for old archived documents
2011-06-01Looking for documentation and/or protocol traces for Motorola Horizon BTS
2011-04-12Finally: A parseable MAPv1 ASN.1 specification
2011-04-09Following up on my GSM MAP archeology project
2011-03-27More MS Word for DOS file parsing in the name of GSM
2011-03-26Implementing a custom MS Word for DOS file parser to properly do GSM SS7
2011-02-18Starting to experiment with Anritsu MD8470A signalling generator
2011-02-13Struggling with adding Ericsson RBS support to OpenBSC
2011-01-15SS7 work: M2UA, MTP3 and ISUP message {de,en}coding
2011-01-14Supporting the HSL 2.75G femtocell from OpenBSC
2010-12-31OpenBSC field test at 27c3 over
2010-12-21Interview about GSM security (in German)
2010-12-18Preparations for GSM network at 27C3 conference
2010-12-17Learning how GPS _really_ works in order to truly understand RRLP
2010-12-17Wireshark patches enhancing IPA Abis/IP dissector accepted
2010-12-12Starting to work on drivers for the Mediatek MT6139/MT6140 RF Transceiver
2010-11-29Trying to understand Ericsson Abis-IP + OML
2010-11-19Announcing Osmocom SIMtrace: A smart card sniffer
2010-11-19Initial mt6235 Linux and u-boot code available
2010-11-12A brief history on the withdrawal of the A5/2 ciphering algorithm in GSM
2010-11-07All your baseband are belong to us
2010-10-30u-boot + Linux kernel port to Mediatek MT6235 baseband processor under way
2010-09-23Job Offer: GSM baseband security research in Berlin/Germany
2010-08-14Worlds first 20 minute voice call from a Free Software GSM stack on a phone
2010-08-08Working on a document on smartphone hardware architecture
2010-08-04Official wiki page on GSMTAP created
2010-08-04Playing more with Erlang
2010-08-01On the recent news items about the homebrew IMSI-catcher for 1500 USD
2010-07-31Dieter Spaar has started a blog
2010-07-31GSM Denial of Service by flooding BTS with RACH requests
2010-07-30A real-world practical A5/1 attack using airprobe and Kraken
2010-07-11Implementing the TCAP protocol, heading towards OsmoSGSN SS7 support
2010-07-02Major update in OpenBSC GPRS/EDGE support
2010-06-28The reason why you see paging by IMSI in real-world GSM networks
2010-06-27Back from OpenBTS workshop
2010-06-20Adding frequency hopping support to OpenBSC
2010-06-15A fairy tale about ICCIDs, IMSIs and iPads
2010-06-06Wanted: Packet traces of the MAP+TCAP based C/Gc interface
2010-06-03First functional HTTP transfer in my own GPRS/EDGE network
2010-05-25OpenGGSN Version 0.90 released
2010-05-19Doing even more encapsulations than the GPRS Gb interface already has
2010-05-16Back from a week of GSM/GPRS protocol coding/testing in Iceland
2010-05-10Heading for 4 days of Iceland to work on OpenBSC GPRS
2010-05-09CECT C3100: Not a phone, but a flashlight with integrated phone
2010-05-04GPRS progress in OpenBSC
2010-05-04OpenGGSN - An open source GGSN implementation
2010-04-27Working on GPRS support for OpenBSC again
2010-04-14Paper: Anatomy of contemporary GSM cellphones
2010-03-29OpenBTS workshop in June (Pfarrkirchen/Germany)
2010-03-05OsmocomBB now performing location updating procedure against GSM cell
2010-03-01Looking for documentation on sunplus SPMA100B
2010-02-20Restructuring OpenBSC and OsmocomBB code
2010-02-19Announcing OsmocomBB: Free Software / Open Source GSM Baseband firmware
2010-02-13In six weeks from bare hardware to receiving BCCHs
2010-02-05Symbian is Open Soruce - Really?
2010-01-27Sorry for new blog updates
2010-01-08Illusions about MagicJack at CES
2010-01-07Planning for a GSM development board
2010-01-022010-01-02 / 2pm CET: Radio Interview at Deutschlandradio
2009-12-21OpenBSC now has handover support
2009-12-11German National Education and Research Network reports on OpenBTS and OpenBSC
2009-12-09GSM and UMTS: The Creation of Global Mobile Communication
2009-12-03Re-discovering the marvels of Nokia DCT-3: Blacksphere, MADos & Co.
2009-11-30OpenBSC: System Information + Rest Octet generation
2009-11-25Performance Enhancements in a Frequency Hopping GSM Network
2009-11-23Reverse engineering 16-in-1 Super SIM cards
2009-11-16David Burgess (OpenBTS) visiting me for a couple of days in Berlin
2009-11-14India setting up service stations to program IMEI into phones
2009-10-31Enabling jabber in WebOS on the Palm Pre using a binary patch
2009-10-29India prohibits import of GSM handsets without IMEI
2009-10-27A common misconception: GPRS encryption differs from GSM encryption
2009-10-27Implementing the GPRS protocol stack for OpenBSC
2009-10-21Differential Power Analysis on mobile phone?
2009-10-13Report on the OpenBSC powered GSM network at HAR2009
2009-10-08Lack of good Free / Open Source ASN.1 tools detrimental to FOSS in Telecom sphere
2009-09-17I'm looking for Ericsson BTS (RBS) A-bis OML traces
2009-08-253G and: I hate ASN.1
2009-08-17GSM Security Workshop at DeepSec, Vienna
2009-08-14OpenBSC powered GSM network live at HAR2009
2009-07-22GSM test license for GSM900 at HAR2009
2009-07-22OpenBSC talk at HAR2009
2009-07-22Playing with the new airprobe.org GSM receiver
2009-07-21Legal dispute on OpenBTS has been resolved
2009-07-03Wireshark packet dissector for GSM 12.21 (A-bis OML)
2009-07-02ip.accesss nanoBTS serial port CLI
2009-06-23GSM wardriving has started
2009-06-16OpenBSC now has an API for integration with PBX systems
2009-06-06OpenBSC on its way to get funded A-interface development
2009-04-30OpenBSC: Support for multiple BTS / ipaccess-config
2009-04-24Podcast about OpenBSC at Chaosradio Express
2009-03-31OpenBSC:Work in handling incoming SMS
2009-03-10OpenBSC now has a Cisco/zebra/quagga style telnet interface
2009-02-28OpenBSC interoperability testing
2009-02-18OpenBSC: we now have working TCH/F voice calls
2009-02-17Progress on OpenBSC
2009-02-13OpenBSC get support for ip.access nanoBTS
2009-02-08Preparing the second big shipping of GSM BTS
2009-01-17OpenBSC: Coding multiplex/demultiplex of TRAU frames
2008-12-30Announcing project OpenBSC
2008-12-23Some more progress with the BS11 Abis (BSC) implementation
2008-12-09GSM hackers meeting at 25C3
2008-12-01Understanding the GSM Um Layer 1
2008-11-04Open source SIM card emulation, SIM card proxying: BLADOX
2008-10-26Some more GSM Abis experiments
2008-09-29Extending range of GSM cells by using only 4 channels
2008-09-25A Free software 3G protocol implementation: Wireless3G4Free
2008-09-24Things I learned about GSM, STK revisited.
2008-04-12Further studying of Abis protocols, moving towards implementation
2005-12-12Documentation for GSM BTS arrived
2005-11-16Proud owner of a GSM BTS