D Commands

This chapter describes the basic Cisco NX-OS system commands that begin with D.

databits

To configure the number of data bits in a character for the terminal port, use the databits command. To revert to the default, use the no form of this command.

databits bits

no databits bits

 
Syntax Description

bits

Number of data bits in a character. The range is from 5 to 8.

 
Command Default

8 bits

 
Command Modes

Terminal line configuration mode

 
Command History

Release
Modification

4.0(0)N1(1a)

This command was introduced.

 
Usage Guidelines

You can configure the console port only from a session on the console port.

Examples

This example shows how to configure the number of data bits for the console port:

switch# configure terminal
switch(config)# line console
switch(config-console)# databits 7
 

This example shows how to revert to the default number of data bits for the console port:

switch# configure terminal
switch(config)# line console
switch(config-console)# no databits 7
 

 
Related Commands

Command
Description

show line

Displays information about the console port configuration.

debug logfile

To direct the output of the debug commands to a specified file, use the debug logfile command. To revert to the default, use the no form of this command.

debug logfile filename [ size bytes ]

no debug logfile filename [ size bytes ]

 
Syntax Description

filename

Name of the file for debug command output. The filename is alphanumeric, case sensitive, and has a maximum of 64 characters.

size bytes

(Optional) Specifies the size of the log file in bytes. The range is from 4096 to 4194304.

 
Command Default

None

 
Command Modes

EXEC mode

 
Command History

Release
Modification

4.0(0)N1(1a)

This command was introduced.

 
Usage Guidelines

The Cisco NX-OS software creates the logfile in the log: file system root directory. Use the dir log: command to display the log files.

Examples

This example shows how to specify a debug log file:

switch# debug logfile debug_log
 

This example shows how to revert to the default debug log file:

switch# no debug logfile debug_log
 

 
Related Commands

Command
Description

dir

Displays the contents of a directory.

show debug logfile

Displays the debug logfile contents.

debug logging

To enable debug command output logging, use the debug logging command. To disable debug logging, use the no form of this command.

debug logging

no debug logging

 
Syntax Description

This command has no arguments or keywords.

 
Command Default

Disabled

 
Command Modes

EXEC mode

 
Command History

Release
Modification

4.0(0)N1(1a)

This command was introduced.

Examples

This example shows how to enable the output logging for the debug command:

switch# debug logging
 

This example shows how to disable the output logging for the debug command:

switch# no debug logging
 

 
Related Commands

Command
Description

debug logfile

Configures the log file for the debug command output.

delete

To delete a file or directory, use the delete command.

delete [ filesystem :] [// server /] [ directory ] filename

 
Syntax Description

filesystem :

(Optional) Name of the file system. Valid values are bootflash, debug, log, modflash, or volatile.

// server /

(Optional) Name of the server. Valid values are ///, //module-1/, //sup-1/, //sup-active/, or //sup-local/. The double slash (//) is required.

directory

(Optional) Name of a directory. The directory name is case sensitive.

filename

Name of the file to delete. The filename is case sensitive.

Note There can be no spaces in the filesystem://server/directory/filename string. Individual elements of this string are separated by colons (:) and slashes (/).

 
Command Default

None

 
Command Modes

EXEC mode

 
Command History

Release
Modification

4.0(0)N1(1a)

This command was introduced.

 
Usage Guidelines

Use the dir command to locate the file you that want to delete.

The delete command will delete a directory and its contents. Exercise caution when using this command to delete directories.

Examples

This example shows how to delete a file:

switch# delete bootflash:old_config.cfg
 

This example shows how to delete a directory:

switch# delete my_dir
This is a directory. Do you want to continue (y/n)? [y] y
 

 
Related Commands

Command
Description

dir

Displays the contents of a directory.

save

Saves the configuration session to a file.

dir

To display the contents of a directory, use the dir command.

dir [ filesystem :] [// server /] [ directory ]

 
Syntax Description

filesystem:

(Optional) Name of the file system. Valid values are bootflash, debug, log, modflash, or volatile.

// server /

(Optional) Name of the server. Valid values are ///, //module-1/, //sup-1/, //sup-active/, or //sup-local/. The double slash (//) is required.

directory

(Optional) Name of a directory. The directory name is case sensitive.

Note There can be no spaces in the filesystem://server/directory string. Individual elements of this string are separated by colons (:) and slashes (/).

 
Command Default

Displays the contents of the current working directory.

 
Command Modes

EXEC mode

 
Command History

Release
Modification

4.0(0)N1(1a)

This command was introduced.

 
Usage Guidelines

The dir command displays a listing of the files in the specified directory. For each file, it lists the size of the file in bytes, the last modified time of the file, and the filename of the file. This command then displays the usage statistics for the file system.

Use the pwd command to verify the current working directory.

Use the cd command to change the current working directory.

Examples

This example shows how to display the contents of the root directory in bootflash:

switch# dir bootflash:
 

This example shows how to display the contents of the current working directory:

switch# dir
 

 
Related Commands

Command
Description

cd

Changes the current working directory.

delete

Deletes a file or directory.

pwd

Displays the name of the current working directory.

rmdir

Deletes a directory.