What is ccna



  • Ready to embark on your CCNA journey? Let's dive in and explore everything you need to know about CCNA certification, starting with a comprehensive understanding of what this prestigious credential entails. The CCNA certification (Cisco Certified Network Associate)
    indicates a foundation in and apprentice knowledge of networking.
    CCNA certified professionals can install, configure, and operate
    LAN, WAN, and dial access services for small networks (100 nodes or
    fewer), including but not limited to use of these protocols: IP,
    IGRP, Serial, Frame Relay, IP RIP, VLANs, RIP, Ethernet, Access
    Lists. CCNA certifications are valid for three years. To recertify,
    either pass the current CCNA exam, or pass the ICND exam, or pass
    any 642 professional level or Cisco Qualified Specialist exam
    (excluding Sales Specialist exams), or pass a CCIE written exam on
    or after October 1, 2004.
    In early 1980's, Len Sandy Bosack, a married couple who worked
    in different computer departments at Standford University, were
    having trouble getting their individual systems to communicate. So,
    in their living room they created a gateway server that made it
    easier for their disparate computers in two different departments
    to communicate using the IP protocols.In 1984, they founded cisco
    systems.
    The first product the company marketed was called the Advanced
    Gateway Server (AGS). later Mid-Range Gateway Server (MSG), the
    Compact Gateway Server (CGS), the Integrated Gateway Server
    (IGS)and the AGS+.
    nterconnecting of Cisco
    Networking Devices.
    Exam: 640-821: Introduction to Cisco Networking
    Technologies.
    There are CCNP, CCIE, CCDA, CCDP, CCSP .
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