CCNA Learning Journey

Meet the CLI

Start the storyline by learning how to move through network device prompts and read command output.

Approx ~ 2h left in this path
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Lesson 1

First Contact

Take control of your first switch. Learn what its prompt means, ask it for help, and get ready to configure it.

CLI promptsPrivileged modeBuilt-in help
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Lesson 2

Give It a Name

Set the switch hostname and verify it in the running configuration.

HostnameDevice identityRunning configuration
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Lesson 3

Learning From Errors

Break the CLI on purpose: trigger IOS's classic error messages, read the ^ marker, finish an incomplete command, and unlock show commands from config mode with 'do'.

% Invalid input and the ^ marker% Incomplete commandEXEC vs config commands
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Lesson 4

Find Your Way Around

Practice moving between CLI modes without getting lost.

User EXEC modePrivileged EXEC modeGlobal configuration
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Lesson 5

Type Smart, Not Hard

Abbreviations and Tab make you fast — learn where they bite before the exam does.

AbbreviationsTab completionAmbiguous commands
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Lesson 6

Read the Switch - VLANs

Use show commands to inspect VLAN membership and practice shutting down an interface.

Show commandsVLAN briefShutdown
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Lesson 7

Make and Undo

Create two VLANs, confirm them with show vlan brief, then remove them with the no command and confirm they are gone.

VLAN databaseCreating VLANsThe no command
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Lesson 8

Read the Switch - Interfaces

Use show commands to inspect interface status and bring a port back up.

Show commandsInterface statusAdministrative vs link state
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Lesson 9

Save Your Work

Learn the difference between running and startup configuration, then save your changes.

Running configurationStartup configurationNVRAM
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Lesson 10

Test 1 — Investigate

Audit a misconfigured switch, fix the hostname, create the required VLANs, bring the disabled desk port back online, and save your work.

AuditTroubleshootingShow commands
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Lesson 11

Leave a Note

Configure a message-of-the-day banner and verify it appears in the running configuration.

Banner MOTDDevice identityRunning configuration
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Lesson 12

Security First

Set an enable password and test logging in with it.

Enable passwordSecurityAuthentication
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Lesson 13

Lock the Door

Set an enable secret and configure the console line password.

Enable secretConsole accessLine password
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Lesson 14

Where is the Remote

Configure VTY lines for remote access and set a shared password.

VTY linesRemote accessLine password
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Lesson 15

Who Gets In

Create local user accounts and switch from shared line passwords to per-user authentication.

Local usernamePrivilege levelsVTY lines
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Lesson 16

Test 2 — Access Review Before Go-Live

Reinforce console security, VTY access, local authentication, verification, and saving.

Console accessVTY linesLocal authentication
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Exam

Exam — Configure Your First Switch

Combine everything you learned in Meet the CLI into one complete baseline configuration.

ExamSynthesisHostname
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Exam

Exam — SSH Into the Switch

Turn a console-only switch into one you can administer remotely: build the full SSH stack, then prove it by opening an SSH session from the PC.

SSHcrypto key generate rsaip domain-name
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