Cisco Systems Networking Tutorials and Resources

A sign is posted in front of the Cisco Systems headquarters on August 10, 2011 in San Jose, California.
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Cisco Systems Corporation:

Cisco Systems is a large corporation that produces computer networking products and services. The Linksys brand of consumer networking products is also an owned subsidiary of Cisco Systems.

Cisco Routers:

Cisco Systems is undoubtedly best known for their line of network routers. These products range from basic consumer routers under the Linksys brand (until 2013) to top-end routers that help form the backbone of the Internet.

Besides routers, Cisco Systems produces numerous other types of network equipment including VPN, storage, and video conferencing systems.

More - Introduction to Cisco Routers

Cisco Network Certifications:

Cisco's network certification program is world recognized. Popular Cisco certifications include the CCNA, CCNP and CCIE. These programs are intended to recognize knowledge and experience in computer networking, particularly in routing and switching. Students and professionals may seek to take certifications from Cisco Systems to improve their skills and employability.

Cisco Press (ciscopress.com) publishes certification study titles and other reference books for Cisco Systems.