Cisco Systems History

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1980s: The Foundation and Early Growth

  • 1984 – Cisco Systems was founded by Leonard Bosack and Sandy Lerner, a married couple working at Stanford University. They developed a multi-protocol router to connect different campus networks.

  • 1986 – Cisco launched its first router (AGS), targeting businesses and universities.

  • 1987 – The company hired its first CEO, Bill Graves.

  • 1988 – Cisco introduced the IGS router, expanding into branch office networking.

  • 1990 – Cisco went public on NASDAQ (CSCO), raising $224 million.

1990s: Market Expansion and Acquisitions

  • 1993 – Cisco acquired Crescendo Communications, entering the switching market.

  • 1994 – Cisco introduced the 7000 series routers, leading in enterprise networking.

  • 1995 – Cisco became the market leader in networking equipment.

  • 1996 – Launched Catalyst 5000 switches, expanding into LAN switching.

  • 1998 – Acquired Selsius Systems, entering the VoIP market.

  • 1999 – Cisco reached a $100 billion market cap, becoming one of the most valuable companies.

2000s: Internet Boom, Wireless, and Security

  • 2000 – Cisco became the world’s most valuable company, with a market cap of $500 billion.

  • 2001 – The dot-com bubble burst, reducing Cisco’s valuation significantly.

  • 2003 – Acquired Linksys, entering the consumer Wi-Fi router market.

  • 2004 – Launched Integrated Services Routers (ISR), integrating security and voice.

  • 2005 – Acquired Scientific Atlanta, expanding into cable TV networking.

  • 2007 – Announced the Nexus 7000 switch, targeting data centers.

  • 2009 – Acquired TANDBERG, a leader in video conferencing.

2010s: Cloud, IoT, and AI

  • 2011 – Acquired AXIOSS, improving service management.

  • 2012 – Launched Cisco Meraki, a cloud-managed networking platform.

  • 2015 – Acquired OpenDNS, enhancing cybersecurity solutions.

  • 2017 – Launched Intent-Based Networking (IBN) with AI-driven automation.

  • 2018 – Acquired Duo Security, strengthening zero-trust security.

2020s: 5G, AI, and Future Networking

  • 2020 – Cisco introduced Silicon One, a breakthrough in networking chips.

  • 2021 – Announced new hybrid work solutions with Webex.

  • 2022 – Focused on 5G, AI-driven security, and sustainability.

  • 2023 – Cisco expanded its AI-powered network automation solutions.

Cisco continues to be a global leader in networking, security, and cloud solutions, driving innovation in AI, IoT, and cybersecurity. 🚀

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