Introduction to Cisco

Cisco systems is a multinational company  founded by  Len Bosack and Sandy Lerner, a married couple who worked as computer operations staff members at Stanford University, later joined by Richard Troiano founded Cisco Systems in 1984.

The Company mainly deals in Networking Device, Network Management, Cisco IOS and NX-OS Software, Interface and Module, Optical networking, Storage area networks, Wireless, Tele presence, VOIP, Security, Datacenter. Main business of company is designing, manufacturing, and selling networking equipment.

The name Cisco” was adopted from the city name, San Francisco. Bill Graves was the company’s first CEO who held the position from 1987 to 1988. On February 16, 1990. Cisco Systems listed on the Nasdaq stock exchange and became public.

During the period of 1992 to 1994, Cisco acquired several companies in Ethernet switching; most of them are Kalpana, Grand Junction and Crescendo Communications which together formed the Catalyst business unit.

Cisco’s current portfolio of products and services is focused upon three in market

  • Home
  • Small Business
  • Enterprise and Service provider

The solutions for each market are segmented into Architectures, which form the basis for how Cisco approaches each


Home user

  • Linksys product line of access points, switches etc.
  • Broadband: cable modems

Small businesses

  • Routers and switches (including those for networks of smart meters)
  • Security and surveillance: IP cameras, data and network security solutions etc.
  • Voice and conferencing solutions: VOIP phones and gateway-systems, WebEx, video conferencing
  • Wireless: WiFi Access points
  • Network storage systems

Corporate market

  • Borderless networks: for their range of routers, switches, wireless systems, security systems, WAN acceleration, energy and building management systems and media aware networks.
  •  Collaboration: IP video and phones, TelePresence, HealthPresence, Unified Communications, Call Center systems, Enterprise social networks and Mobile applications.
  • Datacenter and Virtualization: Unified Computing, Unified Fabric, Data Centre Switching, Storage Networking and Cloud services.
  • IP NGN (Next Generation Networks): High-end routing and switching for fixed and mobile service provider networks, broadcast video contribution/distribution, entitlement and content delivery systems.

Cisco Career Certifications

Cisco Systems also sponsors a line of IT Professional certifications for Cisco products.
There are five levels of certification: Entry (CCENT), Associate (CCNA / CCDA), Professional (CCNP / CCDP)),  Expert (CCIE / CCDE),
and recently Architect, as well as eight different paths, Routing & Switching, Design, Network Security, Service Provider, Service Provider Operations, Storage Networking, Voice, and Wireless.
A number of specialist technician, sales and datacenter certifications are also available.

Cisco also provides training for these certifications via a portal called the Cisco Networking Academy. Qualifying schools can become members of the Cisco Networking Academy and then provide CCNA level or other level courses. Cisco Academy Instructors must be CCNA certified to be a CCAI certified instructor.

 Please go through the menu CCNA and CCNP to get the syllabus and exam details .The details mentioned is from the source and the details of exam and fee may change as per the terms and conditions of Cisco, but syllabus remain the same.

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