In Embedded linux device, How to copy files ? Thru teraterm or NFS or via USB cable or via USB storage.
we can mount the storage, copy the files from USB and copy it to device

Create mount point:

i)Insert USB storage
ii)cd mnt
iii)cd usb [or any folder]
iv) fdisk -l - fdisk commandline tool is managing hard disk/usb partitions in linux
fdisk -l
  list all the partitions
   /dev/sda
   /dev/sda5
v) mount /dev/sda5 /mnt/usb
vi) cp /mnt/usb/file . #Do operations...
vii)umount /mnt/usb #unmount the USB