E Commands

This chapter describes the Cisco Nexus 1000V commands that begin with the letter E.

echo

To echo an argument back to the terminal screen, use the echo command.

echo [backslash-interpret] [text]

Syntax Description

-e

(Optional) Interprets any character following a backslash character (\) as a formatting option.

backslash-interpret

(Optional) Interprets any character following a backslash character (\) as a formatting option.

text

(Optional) Text string to display. The text string is alphanumeric, case sensitive, can contain spaces, and has a maximum length of 200 characters. The text string can also contain references to CLI variables.


Defaults

Displays a blank line.

Command Modes

Any

Supported User Roles

network-admin

Command History

Release
Modification

4.0(4)SV1(1)

This command was introduced.


Usage Guidelines

You can use this command in a command script to display information while the script is running.

Table 1 lists the formatting keywords that you can insert in the text when you include the -e or backslash-interpret keyword.

Table 1 Formatting Options for the echo Command 

Formatting Option
Description

\b

Back spaces.

\c

Removes the new line character at the end of the text string.

\f

Inserts a form feed character.

\n

Inserts a new line character.

\r

Returns to the beginning of the text line.

\t

Inserts a horizontal tab character.

\v

Inserts a vertical tab character.

\\

Displays a backslash character.

\nnn

Displays the corresponding ASCII octal character.


Examples

This example shows how to display a blank line at the command prompt: 

n1000v# echo

This example shows how to display a line of text at the command prompt: 

n1000v# echo Script run at $(TIMESTAMP).

Script run at 2008-08-12-23.29.24.

This example shows how to use a formatting option in the text string: 

n1000v# echo backslash-interpret This is line #1. \nThis is line #2.

This is line #1.

This is line #2.

Related Commands

Command
Description

run-script

Runs command scripts.


end

To exit a configuration mode and return to Privileged EXEC mode, use the end command.

end

Syntax Description

This command has no arguments or keywords.

Defaults

None

Command Modes

Any

Supported User Roles

network-admin
network-operator

Command History

Release
Modification

4.0(4)SV1(1)

This command was introduced.


Usage Guidelines

This command differs from the exit command in that the exit command returns you to the configuration mode you were previously in. The end command always takes you completely out of configuration mode and places you in Privileged EXEC mode.

Examples

This example shows how to end the session in Global Configuration mode and return to Privileged EXEC mode: 

n1000v(config)# end

n1000v#

This example shows how to end the session in Interface Configuration mode and return to Privileged EXEC modee: 

n1000v(config-if)# end

n1000v#

Related Commands

Command
Description

exit

Exits the current command mode and returns you to the previous command mode.


exit

To exit a configuration mode or exit the CLI, use the exit command.

exit

Syntax Description

This command has no arguments or keywords.

Defaults

None

Command Modes

Any

Supported User Roles

network-admin
network-operator

Command History

Release
Modification

4.0(4)SV1(1)

This command was introduced.


Usage Guidelines

Examples

This example shows how to exit Global Configuration mode. The CLI returns you to the EXEC mode. 

n1000v(config)# exit

n1000v#

This example shows how to exit Interface Configuration mode. The CLI returns you to the Global Configuration mode. 

n1000v(config-if)# exit

n1000v(config)#

This example shows how to exit the CLI. 

n1000v# exit


Related Commands

Command
Description

end

Returns to the EXEC command mode.


exec-timeout

To configure the length of time, in minutes, that an inactive Telnet or SSH session remains open before it is automatically shut down, use the exec-timeout command. To remove an exec timeout setting, use the no form of this command.

exec-timeout time

no exec-timeout [time]

Syntax Description

time

Timeout time, in minutes. The range of valid values is 0 to 525600.

If a session remains inactive longer than this specified time period, then it is automatically closed.


Defaults

No timeout is configured.

Command Modes

Console Configuration (config-console)

Supported User Roles

network-admin

Command History

Release
Modification

4.0(4)SV1(1)

This command was introduced.


Usage Guidelines

When you set time to 0, exec timeout is disabled.

Examples

This example shows how to configure an inactive session timeout for the console port: 

n1000v# configure terminal

n1000v(config)# line console

n1000v(config-com1)# exec-timeout 20

This example shows how to configure an inactive session timeout for the virtual terminal: 

n1000v# configure terminal

n1000v(config)# line vty

n1000v(config-line)# exec-timeout 20

This example shows how to remove an exec timeout on the console port: 

n1000v(config)# configure terminal

DocTeamVSM(config)# line console

n1000v(config-console)# no exec-timeout

n1000v(config-console)#

Related Commands

Command
Description

show terminal

Displays the terminal configuration, including the timeout value.

show users

Displays the currently active user sessions.