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RetroNetCall

Full playlist: Video / Audio
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, ...)

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

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

Teletext: A digital medium transcending a factor of 10⁶ in technical progress
47 min

Teletext: A digital medium transcending a factor of 10⁶ in technical progress

OCTOI project status update (Nov 2022)
53 min

OCTOI project status update (Nov 2022)

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

Teletex: The brief abandoned step between Telex and Telefax

Introduction to the X.21 interface
49 min

Introduction to the X.21 interface

E1: The analog side (part 1)
67 min

E1: The analog side (part 1)

Nokia TCSM2, a bank of TRAUs with E1 interfaces: Part 1, initial examination of the hardware
72 min

Nokia TCSM2, a bank of TRAUs with E1 interfaces: Part 1, initial examination of the…

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