Course Content
Address Resolution
Explain how ARP and ND enable communication on a network
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CCNA: Switching, Routing, and Wireless Essentials
The second course in the CCNA curriculum focuses on switching technologies and router operations that support small-to-medium business networks and includes wireless local area networks (WLAN) and security concepts.
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The third CCNA course describes the architectures and considerations related to designing, securing, operating, and troubleshooting enterprise networks – including wide area network (WAN) technologies & quality of service (QoS) mechanisms for secure remote access, along with software-defined networking, virtualization, & automation concepts supporting network digitization.
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CCNA Course
About Lesson

Configure Initial Router Settings

Configure initial settings on an IOS Cisco router.

Basic Router Configuration Steps

  • Configure the device name.

Router(config)# hostname hostname

  • Secure privileged EXEC mode.

Router(config)# enable secret password

  • Secure user EXEC mode.

Router(config)# line console 0
Router(config-line)# password password
Router(config-line)# login

  • Secure remote Telnet / SSH access.

Router(config)# line vty 0 4
Router(config-line)# password password
Router(config-line)# login
Router(config-line)# transport input {ssh | telnet}

  • Encrypt all plaintext passwords.

Router(config)# service password encryption

  • Provide legal notification and save the configuration.

Router(config)# banner motd # message #
Router(config)# end
Router# copy running-config startup-config

  • Commands for basic router configuration on R1.


R1(config)# hostname R1
R1(config)# enable secret class
R1(config)# line console 0
R1(config-line)# password cisco
R1(config-line)# login
R1(config-line)# line vty 0 4
R1(config-line)# password cisco
R1(config-line)# login
R1(config-line)# transport input ssh telnet
R1(config-line)# exit
R1(config)# service password encryption
R1(config)# banner motd #
Enter TEXT message. End with a new line and the #
***********************************************
WARNING: Unauthorized access is prohibited!
**********************************************
R1(config)# exit
R1# copy running-config startup-config

  • Configuration is saved to NVRAM.

 

Other related topics

Topic Title Topic Objective
Configure Initial Router Settings Configure initial settings on an IOS Cisco router.
Configure Interfaces Configure two active interfaces on a Cisco IOS router.
Configure the Default Gateway Configure devices to use the default gateway.

 

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