Overview of Configuration of Network Devices

Overview of Configuration of Network Devices

Network Devices – Internal Components

• CPU 
• RAM 
• Flash 
• NVRAM 
• Buses 
• ROM 
• Interfaces 
• Power Supply 

Network devices – Physical characteristics

Cisco IOS Software

As with a computer, a network device cannot function without an operating system. 

Cisco calls its OS as the Cisco Internetwork Operating System or Cisco IOS.

Command Line Interface (CLI)

The Cisco IOS software uses a command-line interface (CLI) as the traditional console environment. 

This environment is accessible through several methods:

• Console
• AUX port
• Telnet

Passwords

Console port connection

Auxiliary port connection

Connecting console interfaces

When connected using the console interface, the computer is acting
    as a
“dumb terminal”

Modes use in configuration

Modes use in configuration

Modes use in configuration

To be continued....

Thank you.