Search for "Harald Welte" returned 313 results

Building wired RF test setups for cellular networks
78 min

Building wired RF test setups for cellular networks

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

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

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

Detailed workings of OTA for SIM/USIM/eUICC

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

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

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

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

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

Introduction to the X.21 interface
49 min

Introduction to the X.21 interface

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, ...)

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