Bueno, yo me aburrí del SSH, y le puse luego JTAG a la basura del modem Movistar.
soc1 login: un-supported jedec found: 0xef6015, using generic flash
Valid FLT is found, ver 0, Aug 2 2018
Boot reached stage 13
Boot reached stage 12
Valid CRC found in flash - restoring env...
Boot reached stage...