The Cisco Certified Network Associate (CCNA) is the 1st Cisco Career certification. Intended to with imbibe enthusiasts with basic competency in installation and support of medium-sized networks, it is by far, the most popular associate-level certification.
CCNA certification validates the ability to install, configure, operate, and troubleshoot medium-size routed and switched networks, including implementation and verification of connections to remote sites in a WAN.
There are numerous specializations offered under the CCNA aegis:
Beginning October 1, 2013, the 200-120 CCNA exam will be the only exam available for registration.
Recently, to make the certification more job- relevant Cisco announced the revamp of the Cisco Associate-level certification programs as well as the evolution of the CCNA certification to CCNA Routing and Switching certification