CCNA (Cisco Certified Network Associate)
CCNA certification (Cisco Certified Network Associate) is a networking certification offered by Cisco. After Completing this certification, CCNA candidates become able to successfully design and implement networking maintenance and troubleshooting such as installing, configuring and operating LAN, WAN for small networks, as well as having good knowledge of protocols such as IP, IGRP, Serial, Frame Relay, IP RIP, VLAN’s, Ethernet and Access Lists.
CCNA is a very popular certification in the field of computer networking developed by Cisco. Cisco offered this certification of CCNA to understand basic competency in installation and support of networks usually upto medium level organizaions.
This CCNA certification can be obtained by passing a single 90-minute exam. The exam has no prerequisites, although Cisco and other companies offer different kind of training courses to help students prepare themselves. Topics which are being covered in CCNA exam include
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- LAN and WAN design (including the OSI model)
- IP addressing
- routers and routing protocols (including OSPF, EIGRP and RIP)
- VLAN (virtual LAN) and WLAN (wireless LAN)
- network security and management (including ACLs)
Separate from the core certification, Cisco also provides separate exams and certs called CCNA Security, CCNA Voice and CCNA Wireless designed to recognize speciality in those respective areas of basic computer networking.
The CCNA remains valid for upto three years minimum when re-certification is required. Cisco also offers more advanced certifications for networking professionals beyond CCNA, including the CCNP (Cisco Certified Network Professional) and CCIE (Cisco Certified Internetwork Expert).
