Cisco

200-301 Portable Command Guide

Master Cisco CLI fast with this CCNA 200-301 Portable Command Guide. Here’s your shortcut to passing the exam and getting job-ready.

(COMM-GUIDE.AP1) / ISBN : 978-1-64459-587-9
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About This Course

Preparing for the CCNA 200-301 exam? This Portable Command Guide cuts through the noise with only the most critical Cisco commands you’ll need to pass and apply in real networks.

Through bite-sized lessons and gamified exercises, you’ll master configurations for the exam and the job. No more wasted time on irrelevant details. Just focused, practical skills you can use on day one.

Skills You’ll Get

Essential Cisco CLI Commands for the CCNA 200-301 exam and real-world use. How to configure routers, switches, VLANs, and IP addresses. Troubleshooting techniques using Cisco tools and commands. Basic network security and device access management. Fast command recall for exam success. Practical skills you can apply immediately on the job.
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1

Introduction

  • Private Addressing Used in This Course
  • Who Should Read This Course
  • Optional Sections
  • Organization of This Course
2

IPv4 Addressing—How It Works

  • What Are IPv4 Addresses Used For?
  • What Does an IPv4 Address Look Like?
  • Network and Subnetwork Masks
  • Ways to Write a Network or Subnet Mask
  • Network, Node, and Broadcast Addresses
  • Classes of IPv4 Addresses
  • Classless Addressing
  • Lessons Learned
3

How to Subnet IPv4 Addresses

  • Subnetting a Class C Network Using Binary
  • Subnetting a Class B Network Using Binary
  • Binary ANDing
4

Variable Length Subnet Masking (VLSM)

  • IP Subnet Zero
  • VLSM Example
5

Route Summarization

  • Example for Understanding Route Summarization
  • Route Summarization and Route Flapping
  • Requirements for Route Summarization
6

IPv6 Addressing—How It Works

  • IPv6: A Very Brief Introduction
  • What Does an IPv6 Address Look Like?
  • Reducing the Notation of an IPv6 Address
  • Prefix Length Notation
  • IPv6 Address Types
7

Cables and Connections

  • Connecting a Rollover Cable to Your Router or Switch
  • Using a USB Cable to Connect to Your Router or Switch
  • Terminal Settings
  • LAN Connections
  • Serial Cable Types
  • Which Cable to Use?
  • ANSI/TIA Cabling Standards
8

The Command-Line Interface

  • Shortcuts for Entering Commands
  • Using the Tab Key to Complete Commands
  • Console Error Messages
  • Using the Question Mark for Help
  • enable Command
  • exit Command
  • end Command
  • disable Command
  • logout Command
  • Setup Mode
  • Keyboard Help
  • History Commands
  • terminal Commands
  • show Commands
  • Using the Pipe Parameter ( | ) with the show or more Commands
  • Using the no and default Forms of Commands
9

Configuring a Switch

  • Help Commands
  • Command Modes
  • Verifying Commands
  • Resetting Switch Configuration
  • Setting Host Names
  • Setting Passwords
  • Setting IP Addresses and Default Gateways
  • Setting Interface Descriptions
  • The mdix auto Command
  • Setting Duplex Operation
  • Setting Operation Speed
  • Managing the MAC Address Table
  • Configuration Example
10

VLANs

  • Creating Static VLANs
  • Assigning Ports to VLANs
  • Using the range Command
  • Configuring a Voice VLAN
  • Verifying VLAN Information
  • Saving VLAN Configurations
  • Erasing VLAN Configurations
  • Configuration Example: VLANs
11

VLAN Trunking Protocol and Inter-VLAN Communication

  • Dynamic Trunking Protocol (DTP)
  • Setting the VLAN Encapsulation Type
  • VLAN Trunking Protocol (VTP)
  • Verifying VTP
  • Inter-VLAN Communication Using an External Router: Router-on-a-Stick
  • Inter-VLAN Communication on a Multilayer Switch Through a Switch Virtual Interface
  • Inter-VLAN Communication Tips
  • Configuration Example: Inter-VLAN Communication
12

Spanning Tree Protocol

  • Spanning Tree Protocol Definition
  • Enabling Spanning Tree Protocol
  • Changing the Spanning-Tree Mode
  • Configuring the Root Switch
  • Configuring a Secondary Root Switch
  • Configuring Port Priority
  • Configuring the Path Cost
  • Configuring the Switch Priority of a VLAN
  • Configuring STP Timers
  • Configuring Optional Spanning-Tree Features
  • Enabling the Extended System ID
  • Verifying STP
  • Troubleshooting Spanning Tree Protocol
  • Configuration Example: PVST+
  • Spanning-Tree Migration Example: PVST+ to Rapid-PVST+
13

EtherChannel

  • EtherChannel
  • Configuration Example: EtherChannel
14

Cisco Discovery Protocol (CDP) and Link Layer Discovery Protocol (LLDP)

  • Cisco Discovery Protocol
  • Configuring CDP
  • Verifying and Troubleshooting CDP
  • CDP Design Tips
  • Link Layer Discovery Protocol (802.1AB)
  • Configuring LLDP (802.1AB)
  • Verifying and Troubleshooting LLDP
15

Configuring a Cisco Router

  • Router Modes
  • Entering Global Configuration Mode
  • Configuring a Router Name
  • Configuring Passwords
  • Password Encryption
  • Interface Names
  • Moving Between Interfaces
  • Configuring a Serial Interface
  • Assigning an IPv4 Address to a Fast Ethernet Interface
  • Assigning an IPv4 Address to a Gigabit Ethernet Interface
  • Assigning IPv6 Addresses to Interfaces
  • Creating a Message-of-the-Day Banner
  • Creating a Login Banner
  • Mapping a Local Host Name to a Remote IP Address
  • The no ip domain-lookup Command
  • The logging synchronous Command
  • The exec-timeout Command
  • Saving Configurations
  • Erasing Configurations
  • The write Command
  • Verifying Your Configurations Using show Commands
  • EXEC Commands in Configuration Mode: The do Command
  • Configuration Example: Basic Router Configuration
16

Static Routing

  • Configuring an IPv4 Static Route
  • Static Routes and Recursive Lookups
  • The permanent Keyword
  • Floating Static Routes in IPv4 and Administrative Distance
  • Configuring an IPv4 Default Route
  • Verifying IPv4 Static Routes
  • Configuration Example: IPv4 Static Routes
  • Configuring an IPv6 Static Route
  • Floating Static Routes in IPv6
  • Configuring an IPv6 Default Route
  • Verifying IPv6 Static Routes
17

Open Shortest Path First (OSPF)

  • OSPFv2 Versus OSPFv3
  • Configuring OSPF
  • Using Wildcard Masks with OSPF Areas
  • Loopback Interfaces
  • Router ID
  • DR/BDR Elections
  • Timers
  • Verifying OSPFv2 Configurations
  • Troubleshooting OSPFv2
  • Configuration Example: Single-Area OSPF
18

DHCP

  • Configuring a DHCP Server on an IOS Router
  • Using Cisco IP Phones with a DHCP Server
  • Verifying and Troubleshooting DHCP Configuration
  • Configuring a DHCP Helper Address
  • Configuring a DHCP Client on a Cisco IOS Software Ethernet Interface
  • Configuration Example: DHCP
19

Network Address Translation (NAT)

  • Private IP Addresses: RFC 1918
  • Configuring Dynamic NAT: One Private to One Public Address Translation
  • Configuring PAT: Many Private to One Public Address Translation
  • Configuring Static NAT: One Private to One Permanent Public Address Translation
  • Verifying NAT and PAT Configurations
  • Troubleshooting NAT and PAT Configurations
  • Configuration Example: PAT
20

Configuring Network Time Protocol (NTP)

  • NTP Configuration
  • NTP Design
  • Securing NTP
  • Verifying and Troubleshooting NTP
  • Setting the Clock on a Router
  • Using Time Stamps
  • Configuration Example: NTP
21

Layer Two Security Features

  • Setting Passwords on a Switch
  • Configuring Static MAC Addresses
  • Configuring Switch Port Security
  • Configuring Sticky MAC Addresses
  • Verifying Switch Port Security
  • Recovering Automatically from Error-Disabled Ports
  • Verifying Autorecovery of Error-Disabled Ports
  • Configuring DHCP Snooping
  • Configuring Dynamic ARP Inspection (DAI)
  • Configuration Example: Switch Security
22

Managing Traffic Using Access Control Lists (ACLs)

  • Access List Numbers
  • Using Wildcard Masks
  • ACL Keywords
  • Creating Standard ACLs
  • Applying Standard ACLs to an Interface
  • Verifying ACLs
  • Removing ACLs
  • Creating Extended ACLs
  • Applying Extended ACLs to an Interface
  • The established Keyword
  • The log Keyword
  • Creating Named ACLs
  • Using Sequence Numbers in Named ACLs
  • Removing Specific Lines in Named ACLs Using Sequence Numbers
  • Sequence Number Tips
  • Including Comments About Entries in ACLs
  • Restricting Virtual Terminal Access
  • Tips for Configuring ACLs
  • IPv6 ACLs
  • Verifying IPv6 ACLs
  • Configuration Examples: IPv4 ACLs
  • Configuration Examples: IPv6 ACLs
23

Device Monitoring and Hardening

  • Device Monitoring
  • Configuration Backups
  • Implementing Logging
  • Device Hardening
24

Configuring and Securing a WLAN AP

  • Initial Setup of a Wireless LAN Controller (WLC)
  • Monitoring the WLC
  • Configuring a VLAN (Dynamic) Interface
  • Configuring a DHCP Scope
  • Configuring a WLAN
  • Defining a RADIUS Server
  • Exploring Management Options
  • Configuring a WLAN Using WPA2 PSK
A

Appendix A: How to Count in Decimal, Binary, and Hexadecimal

  • How to Count in Decimal
  • How to Count in Binary
  • How to Count in Hexadecimal
  • Representing Decimal, Binary, and Hexadecimal Numbers
B

Appendix B: How to Convert Between Number Systems

  • How to Convert from Decimal to Binary
  • How to Convert from Binary to Decimal
  • How to Convert from Decimal IP Addresses to Binary and from Binary IP Addresses to Decimal
  • How to Convert from Hexadecimal to Binary
  • How to Convert from Binary to Hexadecimal
  • How to Convert from Decimal to Hexadecimal
  • How to Convert from Hexadecimal to Decimal
C

Appendix C: Binary/Hex/Decimal Conversion Chart

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Perfect for networking students, IT professionals, and exam crammers looking for a fast, practical route through Cisco CLI essentials.

Some networking basics help, like IP addressing and switching. But this course walks you through real-world scenarios, step-by-step.

Yes. Every lesson aligns with the official exam blueprint so you're learning exactly what’s needed to pass, nothing extra.

You’ll practice diagnosing and resolving issues using actual command-line tools—just like in real network environments.

Blend hands-on practice, subnetting drills, and focused labs. This guide is designed for speed, clarity, and real comprehension.

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