The
First Ethernet Switch
The first Ethernet switch was introduced by
Kalpana in 1990. Kalpana was a computer networking equipment manufacturer, located in Silicon Valley during the 1980s and 1990s. Kalpana is considered to be the inventor of Ethernet switching as the company was the first to introduce the concept of a multi-port network switch with its seven-port Ethernet switch named EtherSwitch in 1990. Kalpana also invented EtherChannel, a technology which provides additional inter-switch bandwidth by running several links in parallel. Kalpana was acquired by Cisco Systems in 1994