Cisco OS (IOS)

There are various types of Cisco Networking devices used to connect different Networks using Cisco OS & CLI.

• Just like Windows OS which is the brain of the device where it is installed, Cisco's Operating System (OS) is 'Internet Operating System (IOS) which controls the Logic & Functions of Networking devices.

• Cisco OS (IOS) are stored in different Types of Memory installed in Cisco Switches & Routers.

Reference:

CCNA 200-301 OCG, Volume 1, Pg. 87-88,99 - Wendell Odom.