Router#copy flash: tftp:
Source filename []? isr4300-universalk9.03.16.05.S.155-3.S5-ext.SPA.bin
Address or name of remote host []? 192.168.200.21
Destination filename [isr4300-universalk9.03.16.05.S.155-3.S5-ext.SPA.bin]?
Writing isr4300-universalk9.03.16.05.S.155-3.S5-ext.SPA.bin...
!!!!!!!!!!!