Show commands in Cisco Routers and Switches

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Show commands in Cisco Routers and Switches

The show command is one of the very useful Cisco IOS command. It can be used to examine and troubleshooting  nearly everything about a Cisco router and its configuration. for example
show startup-config Displays configuration and Contents of startup configuration.

show version Displays info about loaded Cisco IOS software

show flash Displays info about Flash memory

Enter show command with ? ( Question mark ) for list of all available show commands


show
access-lists
List access lists
arp
ARP table
buffers
Buffer pool statistics
configuration
Contents of Non-Volatile memory
controllers
Interface controller status
debugging
State of each debugging option
dialer
Dialer parameters and statistics
extended
Extended Interface Information
flash
System Flash information
flh-log
Flash Load Helper log buffer
history
Display the session command history
hosts
IP domain-name, lookup style, name servers, and host table
interfaces
Interface status and configuration
ip
IP information
isdn
ISDN information
line
TTY line information
logging
Show the contents of logging buffers
memory
Memory statistics
privilege
Show current privilege level
processes
Active process statistics
protocols
Active network routing protocols
queue
Show queue contents
queueing
Show queueing configuration
reload
Scheduled reload information
route-map
route-map information
running-config
Current operating configuration
sessions
Information about Telnet connections
smf
Software MAC filter
stacks
Process stack utilization
startup-config
Contents of startup configuration
subsys
Show subsystem information
tcp
Status of TCP connections
terminal
Display terminal configuration parameters
users
Display information about terminal lines
version
System hardware and software status

Read also:

CCNA BASIC COMMANDS 

HOW TO SET THE PASSWORDS IN CISCO ROUTERS TO SECURE

HOW TO CONFIGURE DHCP ON CISCO ROUTER 

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