CCNA:
CCNA Cisco Certified Network Associate is the Cisco Academy Computer Networking Course with a curriculum designed to prepare computer networking students to pass the CCNA exam, or the ICND 1 and 2 certification exams. Here is an overview of CCNA and where it fits among the Cisco career certifications.
The official Cisco website said this of the CCNA curriculum, "CCNA curriculum includes basic mitigation of security threats, introduction to wireless networking concepts and terminology, and performance-based skills."
Cisco has four levels of certification: CCENT--Cisco Certified Entry Network Technician; CCNA--Cisco Certified Network Associate; CCNP--Cisco Certified Network Professional; and CCIE Switching and Routing is the highest level. Offered separately is the CCDA--Cisco Certified Design Associate--certification.
CCNP:
The Cisco CCNP Cisco Certified Network Professional curriculum is designed for students seeking career oriented, enterprise-level networking skills. CCNP helps students develop the skills needed to succeed in ICT-related degree and diploma programs and prepare for the Cisco CCNP certification. It provides a theoretically rich, hands-on learning experience covering advanced routing, switching, and troubleshooting skills. CCNP provides a next step for CCNA Discovery or CCNA Exploration students who want to build on their CCNA-level skill set to further a career in computer networking.
CCNP equips students with the knowledge and skills needed to plan, implement, secure, maintain, and troubleshoot converged enterprise networks. The CCNP curriculum was designed to reflect the job skills and responsibilities that are associated with professional-level job roles such as network engineer, systems engineer, network support engineer, network administrator, network consultant , and system integrator.
The CCNP curriculum consists of three courses: CCNP ROUTE: Implementing IP Routing, CCNP SWITCH: Implementing IP Switching, and CCNP TSHOOT: Maintaining and Troubleshooting IP Networks.
CCIE:
The Cisco Certified Internetwork Expert CCIE certification is accepted worldwide as the most prestigious networking certification in the industry. Network Engineers holding an active Cisco CCIE certification are recognized for their expert network engineering skills and mastery of Cisco products and solutions. The CCIE community has established a reputation of leading the networking industry in deep technical networking knowledge and are deployed into the most technically challenging network assignments.
The program continually updates and revises its testing tools and methodologies to ensure unparalleled program quality, relevance and value. Through a rigorous written exam and a performance based lab, the CCIE program sets the standard for internetworking expertise.