What is CCNA? by Lihuo

Cisco Certified Network Associate (CCNA)is a certifications from Cisco , The world's most famous company for manufacturing and selling networking equipment.

This certification helps you to become familiar with a wide range of topics , such as :

1. LAN/WAN
2. TCP/IP model
3. Switches and routers
4. Network utilities 
5. IP addressing and subnetting
6. VLANs and trunking
7. Routing protocols such as OSPF
8. WLAN
9. NAT and ACLs
10. Automation and programmability

The program we can test or train for CISCO is : PACKET TRACER