Search for person "Harald "LaF0rge" Welte"

Circuit Switched Data (CSD) in GSM
62 min

Circuit Switched Data (CSD) in GSM

Group 4 Facsimile Service (Fax G4)
59 min

Group 4 Facsimile Service (Fax G4)

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

Using pySim-shell on sysmoISIM-SJA5 cards
61 min

Using pySim-shell on sysmoISIM-SJA5 cards

OCTOI project status update (Nov 2022)
53 min

OCTOI project status update (Nov 2022)

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

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

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

Osmocom SIMtrace2 Tutorial - SIM protocol tracing: how & why

Building wired RF test setups for cellular networks
78 min

Building wired RF test setups for cellular networks

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

Teletex: The brief abandoned step between Telex and Telefax

Advanced SIM card topics: GlobalPlatform SCP02, OTA, ARA-M, ISIM
70 min

Advanced SIM card topics: GlobalPlatform SCP02, OTA, ARA-M, ISIM

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

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

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, ...)

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

Osmocom Community TDMoIP (OCTOI)
65 min

Osmocom Community TDMoIP (OCTOI)

osmo-remsim in practice
36 min

osmo-remsim in practice

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

Control/User Plane Separation (CUPS) and PFCP

E1, TDM, PDH, SDH, Basics
28 min

E1, TDM, PDH, SDH, Basics

GSM-R and how it differs from GSM
55 min

GSM-R and how it differs from GSM

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

High-Level into to IMS, VoLTE & VoWiFi

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

SS7 and SIGTRAN in 2G/3G networks

Using bpftrace to analyze osmocom performance
29 min

Using bpftrace to analyze osmocom performance

Introduction to XDP, eBPF and AF_XDP
72 min

Introduction to XDP, eBPF and AF_XDP

GlobalPlatform in USIM and eUICC
34 min

GlobalPlatform in USIM and eUICC