Search for person "Alexander Chemeris + Harald Welte"

Osmocom SIMtrace2 Tutorial - SIM protocol tracing: how & why

• osmodevcall Berlin
• 59 min
• 2022-10-19
• 959
• Harald "LaF0rge" Welte

E1, TDM, PDH, SDH, Basics

• osmodevcall Berlin
• 28 min
• 2021-11-12
• 129
• Harald "LaF0rge" Welte

Group 4 Facsimile Service (Fax G4)

• retronetcall Berlin
• 59 min
• 2024-03-06
• 37
• Harald "LaF0rge" Welte

SS7 and SIGTRAN in 2G/3G networks

• osmodevcall Berlin
• 55 min
• 2021-05-14
• 250
• Harald "LaF0rge" Welte

Datex-L: The German CSPDN (Circuit Switched Public Data Network)

• retronetcall Berlin
• 52 min
• 2023-02-01
• 305
• Harald "LaF0rge" Welte

Welcome to OsmoDevCon 2024

• osmodevcon2024 osmocom
• 16 min
• 2024-05-03
• 70
• Harald Welte (sysmocom)

Using pySim-shell on sysmoISIM-SJA5 cards

• osmodevcall Berlin
• 61 min
• 2023-12-20
• 212
• Harald "LaF0rge" Welte

DG102: Commercial Cellular Base Station Technology

• 75 min
• 2019-09-10
• 519
• Harald "LaF0rge" Welte

pySim-shell - next generation SIM configuration tool

• osmodevcall Berlin
• 50 min
• 2021-04-09
• 1309
• Harald "LaF0rge" Welte

Building wired RF test setups for cellular networks

• osmodevcall Berlin
• 78 min
• 2023-07-19
• 103
• Harald "LaF0rge" Welte

Osmocom Community TDMoIP (OCTOI)

• osmodevcall Berlin
• 65 min
• 2022-04-29
• 93
• Harald "LaF0rge" Welte

High-Level into to IMS, VoLTE & VoWiFi

• osmodevcall Berlin
• 35 min
• 2021-07-23
• 278
• Harald "LaF0rge" Welte

Introduction to the X.21 interface

• retronetcall Berlin
• 49 min
• 2023-03-01
• 167
• Harald "LaF0rge" Welte

Exploring eUICCs and eSIMS using pySim, lpac and osmo-smdpp

• osmodevcall Berlin
• 85 min
• 2024-01-17
• 635
• Harald "LaF0rge" Welte

ISDN B-Channel protocols (X.75, V.120, V.110, T.70, ...)

• retronetcall Berlin
• 64 min
• 2022-12-07
• 585
• Harald "LaF0rge" Welte

Osmocom 2020 review

• osmodevcall Berlin
• 50 min
• 2021-03-12
• 65
• Harald "LaF0rge" Welte

Control/User Plane Separation (CUPS) and PFCP

• osmodevcall Berlin
• 40 min
• 2021-11-25
• 424
• Harald "LaF0rge" Welte

A tour of DIVF, our OCTOI central office using yate, dahdi-trunkdev and more

• retronetcall Berlin
• 71 min
• 2023-12-06
• 37
• Harald "LaF0rge" Welte

Teletex: The brief abandoned step between Telex and Telefax

• retronetcall Berlin
• 48 min
• 2023-06-07
• 196
• Harald "LaF0rge" Welte

GSM-R and how it differs from GSM

• osmodevcall Berlin
• 55 min
• 2021-08-13
• 486
• Harald "LaF0rge" Welte

Anatomy of the eSIM profile

• osmodevcon2024 osmocom
• 51 min
• 2024-05-04
• 553
• Harald Welte (sysmocom)

Project Sputnik

Realtime in-building location tracking at the 23C3

• 135 min
• 2006-12-27
• 86
• Harald Welte and Milosch Meriac

Running your own GSM stack on a phone

Introducing Project OsmocomBB

• 61 min
• 2010-12-29
• 506
• Harald Welte and Steve Markgraf

getting started with Atmel | START on sysmoOCTSIM

• Berlin osmocom
• 31 min
• 2019-04-29
• 148
• Harald Welte and Kevin Redon

OpenPCD / OpenPICC

Free RFID reader and emulator

• 79 min
• 2006-12-29
• 92
• Milosch Meriac and Harald Welte