Cisco Router Configuration Command Line Interface (CLI) Modes

You can analyze the unique Router CLI configuration modes and their specifications right here. This article will assist you to passing your Cisco certification exams. Generally the lower cease Cisco Routers makes use of distinctive commands than the mid to top variety routers. The instructions we’re the use of on specific Cisco Routers are almost the identical, but there are constantly some versions to those commands depending on the interfaces your Cisco Router has, IOS model, and the kind of WAN protocols they aid.

User Exec Mode:

This is the first mode you may see on a Cisco Router is consumer exec mode. This is likewise the default mode when you are related the Router the use of Telnet. You can not write or add to a configuration on this mode, but you can run pretty a few show commands. This is a great mode to have users in who need to look the configuration, however shouldn’t be allowed to change it.

The consumer exec mode activate will appear to be this:


Privilege or Enable Mode:

This mode has two names, the official one being privileged exec mode. It’s more commonly known as permit mode, considering that “allow” is what you type to get into this mode. Now you got whole get right of entry to privileges of Cisco tool but this mode offers you more alternatives for display and other commands, but you still can not configure whatever.



Cisco Router Setup Mode:

Cisco Router will visit the setup mode if it is cutting-edge or with default circumstance. After completing the booting method, Cisco Router will activate in setup mode for initial configuration speak if there’s no configuration in the reminiscence. Already configured Cisco Router will not activate setup mode at once. You can also input into the Router setup mode any time by using the usage of setup command.

The Cisco Router setup mode instructions are as follows:

Router # setup

System Configuration Dialog Continue with configuration conversation? [Yes/no]: Y

At any point you could enter a query mark “?” for help

Use ctrl-c to abort the configuration dialog at any set off

Default settings are in rectangular brackets “[ ]”

Basic control setup configures best sufficient connectivity for control of the Router, prolonged setup will ask you to configure every interface at the Router.

Would you want to go into primary control setup? [Yes/no] n

Global Configuration Mode:

To configure the Cisco Router, you should must input the global mode. To input into this mode, trouble the configure terminal or config t command from the privileged EXEC mode. All the configurations are accomplished on this mode, and you may also issue a show command like in privilege exec mode by way of using Do command.

This mode we will call as Global mode or Global configuration mode

Router#conf t

Enter configuration instructions, one according to line. End with CNTL/Z.


Interface Mode:

To configure any interface, you need to input the interface’s configuration mode. To enter into this mode, problem the interface command from the global configuration mode. You can go lower back to the privileged EXEC mode through pressing CTRL+Z or trouble an END command. To go out from this mode, issue the EXIT command, and you may be moved to the global configuration mode. You also can use display instructions with DO command here.

Router(config)#interface serial0


Sub Interface Configuration Mode:

To configure any logical interfaces on Cisco Router, you have to enter the sub interface’s configuration mode. To input into this, trouble the interface command from the global configuration mode with sub or logical interface variety.

Router(config)#interface FastEthernet zero/0.1


Router Configuration Mode:

To configure a Router protocol, you need to input a particular Routing protocol command in worldwide configuration mode. If need to execute a privileged EXEC instructions which includes the display command, you can execute using DO command. You can pass again to the privileged EXEC mode by means of pressing CTRL+Z or with END command. To go out from this mode, difficulty the go out command, and you will be moved to the global configuration mode.

Router(config)#router rip

Router(config-router)#go out


Line Configuration Mode:

To configure authentication to access the router using the console port or remotely, you need to enter the configuration mode of the particular line(s). To enter into this, issue the road command from the global configuration mode or other configuration mode. If you desire to execute a privileged EXEC command such as the display command, you could precede it by using the DO command. You can cross returned to the privileged EXEC mode through pressing CTRL+Z or with END command. To go out from this mode, trouble the go out command, and you may be moved to the global configuration mode.

The prompt config-line suggests that you’re in line configuration mode.

Router#conf t

Enter configuration commands, one per line. End with CNTL/Z.

Router(config)#line console 0

Router(config-line)#password cisco


Router(config-line)#line vty zero 4

Router(config-line)#password cisco


Notice which you do not should go out one interface mode to visit another one. Let’s say which you’ve configured your VTY strains and now need to place an IP address on your Ethernet interface. You do not should go out with ctrl-z after which start again – you may cross directly to interface config mode from line config mode. Just make sure you see the spark off exchange.

for more detail: Como configurar un router