Cisco is the largest manufacturer of network equipment in the world. The associate level certification offered by Cisco, known as CCNA, will give you the assurance you need to enter and work in network engineering. The CCNA exam covers the principles of networking, IP services, security, automation, and programmability. Having qualified in CCNA certifies that you possess the knowledge and abilities necessary to manage and improve today’s most cutting-edge networks. CCNA is the basic level of networking. If you choose to follow CCNA or other networking courses in Sri Lanka you have an option to choose ATN Colombo,Batticaloa or Kurunegala.