i want to make an upgrade of an 1841 IOS, but i have not enough space. the sfow flash command shows me lot of file in the flash. i want just to replace the ipbase by the ipadvancedsecurity. the command 'copy tftp flash' don't ask me to erase the flash !!! how can i replace only the ipbase and not the other file in the flash.
Use delete command followed by the path name and the file name.
Once you are done check whether the file has been removed or not.
If not use squeeze command to permanently erase the deleted file which is marked for deletion..