🌐 Introduction to CCNA

🔹 What is CCNA?

CCNA (Cisco Certified Network Associate) is a globally recognized certification offered by Cisco Systems.

It validates your ability to install, configure, operate, and troubleshoot medium-sized routed and switched networks.

🎯 Purpose of CCNA

The CCNA certification is designed to give you a strong foundation in:

• Networking concepts
• IP addressing and subnetting
• Routing and switching
• Network security
• Automation and programmability

It’s ideal for network engineers, system administrators, and IT support professionals aiming to build or advance a career in networking.

🧩 Key Topics Covered

1. Network Fundamentals

• OSI & TCP/IP models
• IP addressing (IPv4 & IPv6)
• Subnetting
• Network topologies & devices (routers, switches, hubs)

1. Network Access

• VLANs and trunking
• Spanning Tree Protocol (STP)
• EtherChannel

1. IP Connectivity

• Routing fundamentals
• Static routing & dynamic routing (RIP, OSPF, EIGRP)

1. IP Services

• DHCP, NAT, NTP, and DNS
• Network monitoring with SNMP & Syslog

1. Security Fundamentals

• Access Control Lists (ACLs)
• Secure device access (SSH, passwords)
• Basic threat protection

1. Automation & Programmability

• Cisco DNA Center basics
• REST APIs & SDN concepts

💡 Why Get CCNA Certified?

✅ Globally recognized by employers

✅ Builds a strong foundation for advanced Cisco certifications (like CCNP, CCIE)

✅ Improves understanding of real-world networking

✅ Increases job opportunities and salary potential

🧠 Exam Details

• Exam Code: 200-301 CCNA
• Duration: 120 minutes
• Format: Multiple-choice, drag-and-drop, and simulations
• Cost: Around $300 USD (may vary by country)

🚀 Career Paths After CCNA

• Network Administrator
• Network Support Engineer
• System Engineer
• IT Helpdesk Technician
• Network Security Associate