What should I study in CCNA?
What should I study in CCNA?
Blog Article
To prepare for the CCNA (Cisco Certified Network Associate) exam (currently exam code: 200-301), you should focus on the core areas Cisco outlines in their official exam blueprint.
Here's a detailed list of topics you should study:
???? 1. Network Fundamentals (20%)
OSI and TCP/IP models
IPv4 and IPv6 addressing and subnetting
Types of networks: LAN, WAN, WLAN, etc.
Cabling and interface types (Ethernet, fiber, etc.)
Switching concepts and MAC addressing
???? 2. Network Access (20%)
Ethernet switching
VLANs and trunking (802.1Q)
Inter-VLAN routing
Spanning Tree Protocol (STP)
Wireless LAN concepts and components
Switch port security
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???? 3. IP Connectivity (25%)
Routing concepts (static and dynamic)
IPv4 and IPv6 routing
OSPFv2 (single-area)
First-hop redundancy (e.g., HSRP basics)
???? 4. IP Services (10%)
DHCP (IPv4 and IPv6)
NAT (Static, PAT)
NTP (Network Time Protocol)
DNS functions
QoS basics
SNMP (overview only)
????️ 5. Security Fundamentals (15%)
Basic device security: passwords, SSH, ACLs
Secure access to devices (console, VTY, etc.)
Port security and mitigation techniques
Wireless security (WPA2, SSID, etc.)
⚙️ 6. Automation and Programmability (10%)
Introduction to controllers and APIs
REST APIs and JSON
Configuration management tools (like Ansible – concepts only)
Cisco DNA Center basics
Comparison of traditional vs. controller-based networking
???? Practical Skills to Practice
Configure and troubleshoot routers and switches
Set up VLANs, trunking, and inter-VLAN routing
Configure basic OSPF
Implement port security and basic ACLs
Use simulation tools like Cisco Packet Tracer, GNS3, or EVE-NG
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