There are two main trainings recommended by CISCO before taking up the CCNA or Cisco Certified Network Associate certification examinations, both of which are outlined below.The first is the Introduction to Cisco Networking Technologies (INTRO). The prerequisites for this training include basic computer literacy and basic knowledge of PC hardware configurations and networking business drivers. INTRO is intended for people who want a fundamental knowledge and comprehension of networking, such as Open Systems Interconnect (OSI) seven-layer model concepts; terminology; and technologies. The trai...
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