Search for "Harald Welte" returned 312 results

Building wired RF test setups for cellular networks
78 min

Building wired RF test setups for cellular networks

Detailed workings of OTA for SIM/USIM/eUICC
28 min

Detailed workings of OTA for SIM/USIM/eUICC

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

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

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

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

E1, TDM, PDH, SDH, Basics
28 min

E1, TDM, PDH, SDH, Basics

SS7 and SIGTRAN in 2G/3G networks
55 min

SS7 and SIGTRAN in 2G/3G networks

pySim-shell - next generation SIM configuration tool
50 min

pySim-shell - next generation SIM configuration tool

DG102: Commercial Cellular Base Station Technology
75 min

DG102: Commercial Cellular Base Station Technology

Introduction to the X.21 interface
49 min

Introduction to the X.21 interface

OCTOI project status update (Nov 2022)
53 min

OCTOI project status update (Nov 2022)

Osmocom SIMtrace2 Tutorial - SIM protocol tracing: how & why
59 min

Osmocom SIMtrace2 Tutorial - SIM protocol tracing: how & why

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

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

Retronetworking: V5 interfaces in ISDN/PSTN
64 min

Retronetworking: V5 interfaces in ISDN/PSTN

SIM card profile creation, personalization, production
34 min

SIM card profile creation, personalization, production

osmo-remsim in practice
36 min

osmo-remsim in practice

Osmocom Community TDMoIP (OCTOI)
65 min

Osmocom Community TDMoIP (OCTOI)

High-Level into to IMS, VoLTE & VoWiFi
35 min

High-Level into to IMS, VoLTE & VoWiFi

Anatomy of the eSIM profile
51 min

Anatomy of the eSIM profile

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

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

Teletex: The brief abandoned step between Telex and Telefax
48 min

Teletex: The brief abandoned step between Telex and Telefax

Control/User Plane Separation (CUPS) and PFCP
40 min

Control/User Plane Separation (CUPS) and PFCP

GSM-R and how it differs from GSM
55 min

GSM-R and how it differs from GSM

Osmocom 2020 review
50 min

Osmocom 2020 review

Running your own GSM stack on a phone
61 min

Running your own GSM stack on a phone

Introducing Project OsmocomBB

Project Sputnik
135 min

Project Sputnik

Realtime in-building location tracking at the 23C3