Mastering the CCNA 200-301: Complete Guide to Networking
Module 1: Networking Fundamentals
OSI and TCP/IP models
IP addressing (IPv4/IPv6), subnetting, VLSM
MAC vs IP, ARP, DNS, DHCP, NAT
Data encapsulation and forwarding
Module 2: Network Access
Ethernet protocols and standards
Switches, MAC address tables
VLANs and trunking (802.1Q)
Spanning Tree Protocol (STP, RSTP)
Module 3: IP Connectivity
Routing fundamentals: static vs dynamic
Default routes, administrative distance
OSPFv2 (single area)
First Hop Redundancy Protocols (HSRP, VRRP, GLBP)
Module 4: IP Services
NAT, PAT
DHCP, DNS configuration
NTP, SNMP, Syslog
QoS basics
Module 5: Security Fundamentals
Device security: passwords, SSH, port security
ACLs (standard/extended)
Layer 2 security: DHCP snooping, DAI, BPDU Guard
Module 6: Automation and Programmability
Introduction to SDN (software-defined networking)
REST APIs and JSON
Cisco DNA Center basics
CLI vs API-driven configuration
Module 7: WAN Technologies
WAN access types (broadband, LTE, MPLS)
VPN types (site-to-site, remote access)
GRE tunneling basics
Module 8: Infrastructure Management
Device management: console, SSH, Telnet
Backups, IOS upgrades
Troubleshooting methodologies
Study Tips
Use Cisco Packet Tracer or GNS3 for hands-on labs.
Practice subnetting until it's second nature.
Memorize key protocols and port numbers.
Use flashcards for CLI commands and configuration steps.
Join CCNA study groups/forums for community support.
