Alec Reeves invents pulse code modulation
Alec Reeves invents pulse code modulation
Thompson and Ritchie develop the UNIX operating system
Thompson and Ritchie develop the UNIX operating system
Bell Labs introduces the C programming language
Bell Labs introduces the C programming language
Metcalfe invents Ethernet
Metcalfe invents Ethernet
Cerf and Kahn design TCP/IP
Cerf and Kahn design TCP/IP
Hayes launches the PC modem
Hayes launches the PC modem
VoIP demonstrated commercially
VoIP demonstrated commercially
Croak pioneers Voice over IP at AT&T
Croak pioneers Voice over IP at AT&T
