Cisco CSR 1000v Series Software Configuration Manual page 216

Using TFTP or Remote Copy Protocol to Copy the System Image into Boot Flash Memory
Step 5
When prompted, enter the filename as you want it to appear on the router. Typically, the same filename is entered as
was used in the previous step.
Example:
Destination filename ? csr1000v-universalk9.03.10.00.S.153-3.S-ext.SPA.bin
Step 6 If an error message appears that says, "Not enough space on device," do the following:
• If you are certain that all the files in bootflash memory should be erased, enter y when prompted twice to confirm
that bootflash memory will be erased before copying:
Example:
Accessing tftp://10.10.10.2/csr1000v-universalk9.03.10.00.S.153-3.S-ext.SPA.bin...
Erase bootflash: before copying? [confirm] y
Erasing the flash filesystem will remove all files! Continue? [confirm] y
Erasing device...
• If you are not certain that all files in bootflash memory should be erased, press Ctrl-Z.
Step 7 If the error message does not appear, enter no when prompted to erase the bootflash memory before copying:
Example:
Accessing tftp://10.10.10.2/csr1000v-universalk9.03.10.00.S.153-3.S-ext.SPA.bin...
Erase bootflash: before copying? [confirm] no
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