On top left corner of this page you will find the ccna book which you
can download.
CCNA is a popular certification in computer networking developed by
Cisco Systems. Cisco created the CCNA to recognize basic competency in
installation and support of medium-sized networks.
The core CCNA certification can be obtained by passing a single
90-minute written exam. The exam has no prerequisites, although Cisco
and other companies offer various formal training courses to help
students prepare. Topics covered on the CCNA exam include
*. LANand WANdesign (including the OSI model)
*. IPaddressing
*. routersand 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.
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