The Cisco Certified Network Associate (CCNA) certification is the second level of Cisco's five-level career certification process. A CCNA certification certifies a technician's ability to install, set up, configure, troubleshoot and operate a medium-sized routed and switched computer network. This also includes implementing and verifying connections to a wide area network (WAN).

CCNA is one of the most popular courses on networking in the world. It is provided by a leading network equipment vendor company, CISCO. This course provides theoretical knowledge and practical training on networking to make the candidates ready for the real world. There are many training institutions that provide this course while maintaining quality training and learning method. The certification remains valid for three years. You need to renew it before three years to keep it updated. CCNApassed candidates can make connections with remote sites using an extensive area network (WAN), moderate essential system security threats, comprehend basic systems administration concepts, and terminology. This course can be perfect for those interested in entering the networking field as it clearly explains the basic concepts of networking.