Networking
Historically speaking, the first entry-level Cisco certification has been the Cisco Certified Network Associate (CCNA) certification, first offered in 1998. The first three versions of the CCNA certification required that you pass a single exam to become certified. However, over time, the exam kept growing, both in the amount of material covered, and the difficulty level of the questions. So, for the fourth major revision of the exams, announced in 2003, Cisco continued with a single certification (CCNA), but offered two options for the exams to get certified: a single exam option and a two-exam option. The two-exam option allowed people to study
Diseño de Redes de Comunicaciones LAN, MAN y WAN
The purpose of Top-Down Network Design, Third Edition, is to help you design net- works that meet a customer’s business and technical goals. Whether your customer is another department within your own company or an external client, this book provides you with tested processes and tools to help you understand traffic flow, protocol behav- ior, and internetworking technologies. After completing this book, you will be equipped to design enterprise networks that meet a customer’s requirements for functionality, capacity, performance, availability, scalability, affordability, security, and manageability.
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