Cisco Certified Network Associate CCNA is the main brick of Cisco certifications. If you are new to the Cisco Certification world, this free course will guide you about:
I am a Network Engineer with over 13+ years in the field and in the teaching industry. I hold the following certifications: CCNA, CCNA Security, CCNA Voice, Security+, Network+, A+, MCP, MCTS & MOS and I just passed the first of two test for the CCIE! My teaching experience stems from teaching at institutions like Palm Beach Community College, New Horizons, Florida Career College (now Anthem College) and The Academy of South Florida, not to mention teaching at my own training facility in Miami, Florida.
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Cisco & Microsoft Instructor