🌐 CCNA – 1 Month Training Plan

Week 1: Networking Fundamentals

Day 1 – Introduction to Networking

What is networking, types (LAN, WAN, MAN)
Networking Devices: Hub, Switch, Router
Data Flow in Networks

Day 2 – OSI & TCP/IP Models

OSI 7 layers, TCP/IP 4 layers
Encapsulation & De-encapsulation

Day 3 – IP Addressing (Part 1)

IPv4 basics, Classes, Subnetting concepts

Day 4 – IP Addressing (Part 2)

VLSM, CIDR
IPv6 basics & address types

Day 5 (Lab) – Subnetting practice, IP assignment on PCs

Week 2: Switching & Routing

Day 6 – Ethernet & Switching Basics

MAC address, Collision domains
Switching functions

Day 7 – VLANs & Trunking

Creating VLANs
Inter-VLAN Routing basics

Day 8 – Spanning Tree Protocol (STP)

Loop prevention
Port roles & states

Day 9 – Routing Fundamentals

Static Routing, Default Routing

Day 10 (Lab) – VLAN + Router-on-a-stick configuration

Week 3: Dynamic Routing & Services

Day 11 – Dynamic Routing Basics

Distance vector vs Link state
Administrative distance & metrics

Day 12 – Routing Protocols

RIP, EIGRP, OSPF concepts

Day 13 – OSPF Configuration (Single area)

Router ID, neighbors, DR/BDR

Day 14 – DHCP & NAT

DHCP server/router configuration
NAT (Static, Dynamic, PAT)

Day 15 (Lab) – OSPF + NAT + DHCP configuration

Week 4: WAN, Security & Troubleshooting

Day 16 – WAN Technologies

Leased line, MPLS, VPN, Metro Ethernet
PPP & HDLC

Day 17 – Access Control Lists (ACLs)

Standard ACLs
Extended ACLs

Day 18 – Network Security Basics

Device hardening (passwords, SSH, disable unused ports)
Port Security on switches

Day 19 – IP Services

DNS, HTTP, FTP, Syslog, NTP basics

Day 20 – Wireless Fundamentals

WLAN basics, SSID, WPA2/WPA3

Day 21 – Automation & Programmability

Intro to SDN
REST APIs & basics of Python in Networking

Day 22 – Troubleshooting (Part 1)

Ping, Traceroute, Show commands

Day 23 – Troubleshooting (Part 2)

Common Layer 2 & Layer 3 issues

Day 24 – Exam Preparation Review

Summarize all topics

Day 25 (Final Lab/Mock Test)

Full network setup with: VLANs, OSPF, DHCP, NAT, ACL, Port Security

📌 Deliverables

Daily CLI practice (Packet Tracer / GNS3 / real devices)
Weekly quizzes
Final project = Configure a small company network

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CCNA (Cisco Certified Network Associate)