Actually Cisco is the biggest company in computer networking system. In fact Cisco Systems, Inc. designs and sells a range of products, provides services and delivers integrated solutions to develop and connect networks around the world. The Company operates through three geographic segments: Americas; Europe, the Middle East and Africa (EMEA), and Asia Pacific, Japan and China (APJC). The Company groups its products and technologies into various categories, such as Switching; Next-Generation Network (NGN) Routing; Collaboration; Data Center; Wireless; Service Provider Video; Security, and Other Products. In addition to its product offerings, the Company provides a range of service offerings, including technical support services and advanced services. The Company delivers its technology and services to its customers as solutions for their priorities, including cloud, video, mobility, security, collaboration and analytics. The Company serves customers, including businesses of all sizes, public institutions, governments and service providers.
There are many different courses to learn Cisco and its configuration but the most common and famous courses are listed as below :