Cisco IOS helpful commands

I find that I use these simple commands in the Cisco IOS and wanted this reference.

Copy an Image from a Flash Memory File System to an FTP Server

The following example copies the file c3600-i-mz from partition 1 of the Flash memory card in slot 0 to an FTP server at IP address 172.23.1.129.

Router# show slot0: partition 1

PCMCIA Slot0 flash directory, partition 1:

File Length Name/status

1 1711088 c3600-i-mz

Router# copy slot0:1:c3600-i-mz ftp://myuser:mypass@172.23.1.129/c3600-i-mz

Verifying checksum for '/tftpboot/cisco_rules/c3600-i-mz' (file # 1)... OK

Copy '/tftpboot/cisco_rules/c3600-i-mz' from Flash to server

as 'c3700-i-mz'? yes

!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Upload to server done

Flash device copy took 00:00:23

Copy an Image from Boot Flash Memory to a TFTP Server

The following example copies an image from boot Flash memory to a TFTP server:

Router# copy bootflash:file1 tftp://192.168.117.23/file1

Verifying checksum for 'file1' (file # 1)... OK

Copy 'file1' from Flash to server

as 'file1'? y

!!!!...

Upload to server done

Flash copy took 0:00:00

Copy from a Server to the Running Configuration Example

The following example copies and runs a configuration filename host1-confg from the netadmin1 directory on the remote server with an IP address of 172.16.101.101:

Router# copy rcp://netadmin1@172.16.101.101/host1-confg system :running-config

Configure using host1-confg from 172.16.101.101?

Connected to 172.16.101.101Loading 1112 byte file host1-confg:!

Router#

%SYS-5-CONFIG: Configured from host1-config by rcp from 172.16.101.101

Copy from a Server to the Startup Configuration Example

The following example copies a configuration file host2-confg from a remote FTP server to the startup configuration. The IP address is172.16.101.101; the remote username is netadmin1; and the remote password is ftppass.

Router# copy ftp://netadmin1:ftppass@172.16.101.101/host2-confg nvram:startup-config

Configure using rtr2-confg from 172.16.101.101?

Connected to 172.16.101.101

Loading 1112 byte file rtr2-confg:!

Router#

%SYS-5-CONFIG_NV:Non-volatile store configured from rtr2-config by

FTP from 172.16.101.101

Copy the Running Configuration to a Server Example

The following example specifies a remote username of netadmin1. Then it copies the running configuration file, named Rtr2-confg, to the netadmin1 directory on the remote host with an IP address of 172.16.101.101.

Router# configure terminal

Router(config)# ip rcmd remote-username netadmin1

Router(config)# end

Router# copy system :running-config rcp:Remote host[]? 172.16.101.101Name of configuration file to write ?Write file rtr2-confg on host 172.16.101.101?Building configuration...Connected to 172.16.101.101Copy the Startup Configuration to a Server Example

The following example copies the startup configuration to a TFTP server:

Router# copy nvram:startup-config tftp:Remote host[]? 172.16.101.101

Name of configuration file to write ?

Write file rtr2-confg on host 172.16.101.101?

!

Some other helpful commands are:

delete sup-bootflash:readme.txt

dir sup-bootflash: