Contents
Introduction
Day 31: Networking Models, Devices, and Components
CCNA 200-301 Exam Topics
Key Points
The OSI and TCP/IP Models
OSI Layers
TCP/IP Layers and Protocols
Protocol Data Units and Encapsulation
The TCP/IP Application Layer
The TCP/IP Transport Layer
TCP Header
Port Numbers
Error Recovery
Flow Control
Connection Establishment and Termination
UDP
The TCP/IP Internet Layer
The TCP/IP Network Access Layer
Data Encapsulation Summary
Networking Icons
Devices
Switches
Access Layer Switches
Distribution Layer Switches
Core Layer Switches
Routers
Specialty Devices
Firewalls
IDS and IPS
Next-Generation Firewalls
Access Points and Wireless LAN Controllers
Physical Layer
Network Media Forms and Standards
LAN Device Connection Guidelines
LANs and WANs
Small Office/Home Office (SOHO)
SOHO Routers
Physical and Logical Topologies
Hierarchical Campus Designs
Study Resources
Day 30: Ethernet Switching
CCNA 200-301 Exam Topics
Key Topics
Evolution to Switching
Switching Logic
Collision and Broadcast Domains
Frame Forwarding
Switch Forwarding Methods
Symmetric and Asymmetric Switching
Memory Buffering
Layer 2 and Layer 3 Switching
Ethernet Overview
Legacy Ethernet Technologies
CSMA/CD
Legacy Ethernet Summary
Current Ethernet Technologies
UTP Cabling
Benefits of Using Switches
Ethernet Addressing
Ethernet Framing
The Role of the Physical Layer
Study Resources
Day 29: Switch Configuration Basics
CCNA 200-301 Exam Topics
Key Topics
Accessing and Navigating the Cisco IOS
Connecting to Cisco Devices
CLI EXEC Sessions
Using the Help Facility
CLI Navigation and Editing Shortcuts
Command History
IOS Examination Commands
Subconfiguration Modes
Basic Switch Configuration Commands
Half Duplex, Full Duplex, and Port Speed
Automatic Medium-Dependent Interface Crossover (auto-MDIX)
Verifying Network Connectivity
Troubleshoot Interface and Cable Issues
Media Issues
Interface Status and Switch Configuration
Interface Status Codes
Duplex and Speed Mismatches
Common Layer 1 Problems On “Up” Interfaces
Study Resources
Day 28: IPv4 Addressing
CCNA 200-301 Exam Topics
Key Topics
IPv4 Addressing
Header Format
Classes of Addresses
Purpose of the Subnet Mask
Private and Public IP Addressing
Subnetting in Four Steps
Determine How Many Bits to Borrow
Determine the New Subnet Mask
Determine the Subnet Multiplier
List the Subnets, Host Ranges, and Broadcast Addresses
Subnetting Example 1
Subnetting Example 2
Subnetting Example 3
VLSM
Study Resources
Day 27: IPv6 Addressing
CCNA 200-301 Exam Topics
Key Topics
Overview and Benefits of IPv6
The IPv6 Protocol
IPv6 Address Types
Unicast
Global Unicast Address
Link-Local Address
Loopback Address
Unspecified Address
Unique Local Address
IPv4 Embedded Address
Multicast
Assigned Multicast
Solicited-Node Multicast
Anycast
Representing the IPv6 Address
Conventions for Writing IPv6 Addresses
Conventions for Writing IPv6 Prefixes
IPv6 Subnetting
Subnetting the Subnet ID
Subnetting into the Interface ID
EUI-64 Concept
Stateless Address Autoconfiguration
Migration to IPv6
Study Resources
Day 26: VLAN and Trunking Concepts and Configurations
CCNA 200-301 Exam Topics
Key Points
VLAN Concepts
Traffic Types
Types of VLANs
Voice VLAN Example
Trunking VLANs
Dynamic Trunking Protocol
VLAN Configuration and Verification
Trunking Configuration and Verification
VLAN Troubleshooting
Disabled VLANs
Trunking Troubleshooting
Check Both Ends of a Trunk
Check Trunking Operational States
Study Resources
Day 25: STP
CCNA 200-125 Exam Topics
Key Topics
STP Concepts and Operation
STP Algorithm
STP Convergence
STP Varieties
PVST Operation
Port States
Extended System ID
Rapid PVST+ Operation
RSTP Interface Behavior
RSTP Port Roles
Edge Ports
Configuring and Verifying Varieties of STP
STP Configuration Overview
Configuring and Verifying the BID
Configuring PortFast and BPDU Guard
Configuring Rapid PVST+
Verifying STP
Study Resources
Day 24: EtherChannel and HSRP
CCNA 200-301 Exam Topics
Key Topics
EtherChannel Operation
Benefits of EtherChannel
Implementation Restrictions
EtherChannel Protocols
Port Aggregation Protocol
Link Aggregation Control Protocol
Configuring EtherChannel
Verifying EtherChannel
Troubleshooting EtherChannel
First-Hop Redundancy Concepts
FHRPs
HSRP Operation
HSRP Versions
HSRP Priority and Preemption
HSRP Configuration and Verification
HSRP Load Balancing
Troubleshooting HSRP
Study Resources
Day 23: DHCP and DNS
CCNA 200-301 Exam Topics
Key Topics
DHCPv4
DHCPv4 Configuration Options
Configuring a Router as a DHCPv4 Server
Configuring a Router to Relay DHCPv4 Requests
Configuring a Router as a DHCPv4 Client
DHCPv6
SLAAC
Stateless DHCPv6
Stateful DHCPv6
Stateless and Stateful DHCPv6 Operation
DHCPv6 Configuration Options
Configuring a Router as a Stateless DHCPv6 Server
Configuring a Router as a Stateful DHCPv6 Server
DHCP Troubleshooting
Resolving IPv4 Address Conflicts
Testing Connectivity Using a Static IP Address
Verifying Switch Port Configuration
Testing DHCPv4 Operation on the Same Subnet or VLAN
DNS Operation
Troubleshooting DNS
Verifying Host IP Configuration
IP Settings
Host IP Settings on Windows
Host IP Settings on macOS
Host IP Settings on Linux
Study Resources
Day 22: Wireless Concepts
CCNA 200-301 Exam Topics
Key Topics
Wireless Standards
RF Spectrum
Channels
802.11 Standards
Wireless Topologies
Infrastructure Mode
IBSS, or Ad Hoc Mode
Mesh
AP Architectures
Autonomous AP Architecture
Cloud-Based AP Architecture
Lightweight AP Architectures
CAPWAP Operation
Wireless Security Protocols
Wireless Authentication Methods
WPA and WPA2
802.1X/EAP
WPA3
Wireless Encryption Methods
Study Resources
Day 21: WLAN Configuration
CCNA 200-301 Exam Topics
Key Topics
Logging Into a Cisco WLC
Configuring a WLC with a WLAN
Configuring a RADIUS Server
Configuring a New Interface
Configuring a WPA2 Enterprise WLAN
Study Resources
Day 20: LAN Security and Device Hardening
CCNA 200-301 Exam Topics
Key Topics
Endpoint Security
Cisco ESA
Cisco WSA
Access Control
Local Authentication
SSH Configuration
Switch Port Hardening
AAA
802.1X
Port Security
Port Security Configuration
Port Security Aging
Port Restoration After a Violation
LAN Threat Mitigation
Native and Management VLAN Modification
VLAN Attacks
VLAN Attack Mitigation
DHCP Attacks
DHCP Starvation Attacks
DHCP Spoofing Attacks
DHCP Snooping
ARP Attacks
Dynamic ARP Inspection
Study Resources
Day 19: Basic Routing Concepts
CCNA 200-301 Exam Topics
Key Topics
Packet Forwarding
Path Determination and Switching Function Example
Routing Methods
Classifying Dynamic Routing Protocols
IGP and EGP
Distance Vector Routing Protocols
Link-State Routing Protocols
Classful Routing Protocols
Classless Routing Protocols
Dynamic Routing Metrics
Administrative Distance
IGP Comparison Summary
Routing Loop Prevention
Link-State Routing Protocol Features
Building the LSDB
Calculating the Dijkstra Algorithm
Convergence with Link-State Protocols
Study Resources
Day 18: Basic Router Configuration
CCNA 200-301 Exam Topics
Key Topics
Basic Router Configuration with IPv4
Command Syntax
Configuration Example
Verification Example
Basic Router Configuration with IPv6
Command Syntax
Configuration Example
Verifying IPv4 and IPv6 Network Connectivity
Small Office or Home Office Routers
Basic IP Addressing Troubleshooting
Default Gateway
Duplicate IP Addresses
Study Resources
Day 17: The Routing Table
CCNA 200-301 Exam Topics
Key Topics
Two Router Functions
Longest Match Determines Best Path
Three Packet Forwarding Decisions
Components of the Routing Table
Routing Table Principles
Route Entry Structure
Study Resources
Day 16: Inter-VLAN Routing
CCNA 200-301 Exam Topics
Key Points
Inter-VLAN Routing Concepts
Legacy Inter-VLAN Routing
Router on a Stick
Multilayer Switching
Router on a Stick Configuration and Verification
Multilayer Switching Inter-VLAN Routing Configuration and Verification
Creating Additional SVIs
Configuring a Layer 3 Routed Port
Study Resources
Day 15: Static and Default Route Configuration
CCNA 200-301 Exam Topics
Key Topics
Static and Default Routing Overview
IPv4 Static Route Configuration
IPv4 Static Routes Using the Next-Hop Parameter
IPv4 Static Routes Using the Exit Interface Parameter
IPv4 Default Route Configuration
IPv4 Summary Static Route Configuration
IPv6 Static Routing
IPv6 Static Route Configuration
IPv6 Default Route Configuration
IPv6 Summary Static Route Configuration
Study Resources
Day 14: OSPF Operation
CCNA 200-301 Exam Topics
Key Topics
Single-Area OSPF Operation
OSPF Message Format
OSPF Packet Types
Neighbor Establishment
Link-State Advertisements
OSPF DR and BDR
OSPF Algorithm
Link-State Routing Process
OSPFv2 Versus OSPFv3
Similarities Between OSPFv2 and OSPFv3
Differences Between OSPFv2 and OSPFv3
Multiarea OSPF Operation
Multiarea OSPF Design
Multiarea OSPF Improves Performance
Study Resources
Day 13: Single-Area OSPF Implementation
CCNA 200-301 Exam Topics
Key Topics
Single-Area OSPFv2 Configuration
The router ospf Command
Router ID
The network Command
Passive Interfaces
Modifying the OSPF Metric
Verifying OSPFv2
Study Resources
Day 12: Fine-Tuning and Troubleshooting OSPF
CCNA 200-125 Exam Topics
Key Topics
OSPFv2 Configuration Example
Modifying OSPFv2
Redistributing a Default Route
Modifying Hello and Dead Intervals
OSPF Network Types
DR/BDR Election
Controlling the DR/BDR Election
Troubleshooting OSPF
OSPF States
OSPF Adjacency
OSPF Troubleshooting Commands
Study Resources
Day 11: Network Security Concepts
CCNA 200-301 Exam Topics
Key Topics
Security Fundamentals
Security Terms
Attack Vectors and Data Exfiltration
Penetration Testing Tools
Attack Types
Types of Malware
Network Attacks
Reconnaissance Attacks
Access Attacks
Social Engineering Attacks
DoS and DDoS Attacks
IP Attacks
Transport Layer Attacks
Security Program
Study Resources
Day 10: ACL Concepts
CCNA 200-301 Exam Topics
Key Topics
ACL Operation
Defining an ACL
Processing Interface ACLs
List Logic with IP ACLs
Planning to Use ACLs
Types of ACLs
ACL Identification
ACL Design Guidelines
Study Resources
Day 9: ACL Implementation
CCNA 200-301 Exam Topics
Key Topics
Configuring Standard Numbered IPv4 ACLs
Standard Numbered IPv4 ACL: Permit Specific Network
Standard Numbered IPv4 ACL: Deny a Specific Host
Standard Numbered IPv4 ACL: Deny a Specific Subnet
Standard Numbered IPv4 ACL: Deny Telnet or SSH Access to the Router
Configuring Extended Numbered IPv4 ACLs
Extended Numbered IPv4 ACL: Deny FTP from Subnets
Extended Numbered IPv4 ACL: Deny Only Telnet from Subnet
Configuring Named IPv4 ACLs
Standard Named IPv4 ACL Steps and Syntax
Standard Named IPv4 ACL: Deny a Single Host from a Given Subnet
Extended Named IPv4 ACL Steps and Syntax
Adding Comments to Named or Numbered IPv4 ACLs
Verifying IPv4 ACLs
Comparing IPv4 and IPv6 ACLs
Configuring IPv6 ACLs
Step 1: Name the IPv6 ACL
Step 2: Create the IPv6 ACL
Step 3: Apply the IPv6 ACL
Standard IPv6 ACL: Allow SSH Remote Access
Extended IPv6 ACL: Allow Only Web Traffic
Verifying IPv6 ACLs
Troubleshooting ACLs
Study Resources
Day 8: NAT
CCNA 200-301 Exam Topics
Key Topics
NAT Concepts
A NAT Example
Dynamic and Static NAT
NAT Overload
NAT Benefits
NAT Limitations
Configuring Static NAT
Configuring Dynamic NAT
Configuring NAT Overload
Verifying NAT
Troubleshooting NAT
Study Resources
Day 7: WAN, VPN, and IPsec
CCNA 200-301 Exam Topics
Key Topics
WAN Topologies
WAN Connection Options
Dedicated Connection Options
Circuit-Switched Connection Options
Packet-Switched Connection Options
Metro Ethernet
MPLS
Internet Connection Options
DSL
Cable Modem
Wireless
Choosing a WAN Link Option
VPN Technology
VPN Benefits
Types of VPN Access
VPN Components
Establishing Secure VPN Connections
VPN Tunneling
VPN Encryption Algorithms
Hashes
VPN Authentication
IPsec Security Protocols
Study Resources
Day 6: QoS
CCNA 200-301 Exam Topics
Key Topics
QoS
Classification and Marking
DSCP and IPP
EF and AF
Congestion Management
Policing, Shaping, and TCP Discards
QoS and TCP
Study Resources
Day 5: CDP and LLDP
CCNA 200-301 Exam Topics
Key Topics
CDP Overview
CDP Configuration
CDP Verification
LLDP Overview
LLDP Configuration
LLDP Verification
Study Resources
Day 4: Device Monitoring, Management, and Maintenance
CCNA 200-301 Exam Topics
Key Topics
SNMP Operation
SNMP Components
SNMP Messages
SNMP Versions
The Management Information Base
Configuring SNMP
Verifying SNMP
Syslog
Syslog Operation
Configuring and Verifying Syslog
Network Time Protocol
Cisco IOS File System and Devices
IFS Commands
URL Prefixes for Specifying File Locations
Commands for Managing Configuration Files
Managing Cisco IOS Images
Backing Up a Cisco IOS Image
Restoring a Cisco IOS Image
Password Recovery
Study Resources
Day 3: Cloud, Virtualization, and SDN
CCNA 200-301 Exam Topics
Key Topics
Cloud Computing
Server Virtualization
Cloud Computing Services
Virtual Network Infrastructure
Software-Defined Networking
Data, Control, and Management Planes
Controllers
SDN Examples: Open SDN and OpenFlow
SDN Examples: The Cisco Application Centric Infrastructure
SDN Examples: Spine and Leaf
SDN Examples: The Cisco APIC Enterprise Module (APIC-EM)
Study Resources
Day 2: SDA and Cisco DNA Center
CCNA 200-301 Exam Topics
Key Topics
SDA Architecture
Fabric
Underlay
Overlay
Cisco DNA Center
Cisco DNA Center and SDA
Cisco DNA Center Network Management Platform
Study Resources
Day 1: Network Automation
CCNA 200-301 Exam Topics
Key Topics
Data Formats
JSON Data Format
JSON Syntax Rules
RESTful APIs
RESTful Implementation
RESTful API Requests
Configuration Management Tools
Ansible
Puppet
Chef
Study Resources
Exam Day
What You Need for the Exam
What You Should Receive After Completion
Summary
Post-Exam Information
Receiving Your Certificate
Determining Career Options
Examining Certification Options
If You Did Not Pass the Exam
Summary
Index
