Table 1-1 Major Commands and Subcommands
Major Command Subcommand
RouterX(con?¬?g)#interface serial 0 RouterX(con?¬?g-if)#shutdown
RouterX(con?¬?g-if)#line console 0 RouterX(con?¬?g-line)#password cisco
RouterX(con?¬?g-line)#router rip RouterX(con?¬?g-router)#network 10.0.0.0
NOTE You do not need to return to global con?¬?guration mode before entering another
con?¬?guration mode.
Cisco IOS CLI Functions 7
?– Command syntax help: Enter the ? command to get command syntax help for completing a
command. Enter a question mark in place of a keyword or argument. Include a space before
the question mark. The network device then displays a list of available command options.
Commands Review
This section reviews basic router and switch CLI commands in Cisco IOS Software. Table 1-2
outlines the Cisco IOS CLI commands used on both Cisco routers and switches to create a basic
con?¬?guration in a small network environment.
Table 1-2 Cisco IOS CLI Command Review
Command Description
banner motd Con?¬?gures the Message-of-the-Day banner.
con?¬?gure terminal From privileged EXEC mode, enters global con?¬?guration mode.
copy running-con?¬?g startupcon
?¬?g
Saves the running con?¬?guration into NVRAM as the startup
con?¬?guration.
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