CCNA (Cisco certified network associates) routing and switching is the most popular and sought after certification course in the networking industry. It is indeed the best course for anyone looking for entry into the networking area. If one can properly grasp the complete syllabus of CCNA then they should be able to maintain, configure and troubleshooting any small scale to mid-sized network efficiently. CCNA primarily cover the topic of IP, OSI & TCP/IP models, routing protocols (RIP, EIGRP, OSPF), ACL, NAT, Wireless LAN, VLAN, Ethernet, and WAN. Apart from CCNA routing and switching there are three more flavors:
- CCNA security
- CCNA wireless
- CCNA voice
The average salary of CCNA in USA is $45, 000. There is no perquisite for CCNA routing and switching exam; you may consider taking training for CCNA in any training center. Upon completion of the course you need to register for an exam date. The current CCNA registration will cost 250 USD. You must register for the exam at least four-week prior to your final examination data to reserve your seat for the exam.