Cisco IOS Commands Every Networking Student Should Memorize
Cisco IOS commands are the language of networking. In labs, in CCNA exams, and in real-world jobs, the command line is where configuration happens. Here are the essential commands every student must know.
Navigation Commands
Router> enable ! Enter privileged EXEC mode
Router# configure terminal ! Enter global config mode
Router(config)# exit ! Go back one level
Router# disable ! Return to user EXEC mode
Show Commands (Verification)
show ip interface brief ! Quick view of all interfaces
show running-config ! Full current configuration
show version ! IOS version and hardware info
show ip route ! Routing table
show interfaces ! Detailed interface stats
Basic Interface Configuration
Router(config)# interface GigabitEthernet0/0
Router(config-if)# ip address 192.168.1.1 255.255.255.0
Router(config-if)# no shutdown
Router(config-if)# description LAN Interface
Saving Configuration
Router# copy running-config startup-config
! OR shorthand:
Router# wr
Tip for SPPU Lab Exams
Always verify after every configuration step using the corresponding show command. Never configure blindly — confirm each step. This habit will earn you full marks in practical exams.
Watch my full Cisco IOS command walkthrough video on the Video Lessons page — all explained step by step in Marathi.