Founded in 1984. Leonard Bosak and Sandy Lerner, two Stanford computer scientists.
Invented a multi-protocol router that could connect two different LANs at Stanford.
In 1985 Bosak and Stanford employee Kirk Lougheed began a project to formally network all of Stanford’s campus. They adapted William Yeager’s blue box software into what became the foundation for Cisco IOS (Internetwork Operating System).
In June 1986 they were forced to resign from Stanford, and in 1987 Stanford licensed the router software to Cisco.
On Feb 16th, 1990, Cisco went public with a market cap of $224M.
The tech bubble
In the 90s Cisco continued to develop networking tech, and acquired other companies.
By 1997, 33 patents. Develops VoIP, FaxoIP, cable modem for home and small office.
In late March, 2000, Cisco becomes the most valuable company in the world with a market cap of $500B.