Manage configuration file
 
 
- You can manipulate file in router. The most common manipulation is the copy.
- 
router-X#copy run star
 
 router-X#copy running-config tftp
 Copy the active config file  to a tftp server on the network
 
 router-X#copy tftp running-config
 Copy the  backup config file from tftp server to the active configuration file.
 
- You can specify on your configuration file where you want the router to boot from
- 
router-X# boot system flash afnog.ios
 - 
- You can have many boot method set on your config file