"rmt0" is not a valid backing device

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dds-dd

dds-dd(1)						      General Commands Manual							 dds-dd(1)

NAME

       dds-dd - tool to read a dds device.

SYNOPSIS

       dds-dd [ -f device ]

DESCRIPTION

       dds-dd  reads  a  dds  tape devices (DAT). Every block is read and written to stdout. A tape with unknown block size or blocks of different
       size can be read.

       The default device is /dev/rmt0, which may be overridden with the environment variable TAPE, which in  turn  may  be  overridden  with  the
       -f device option. The device must be a character special file.

OPTIONS

       -f device
	      Device of the tape archive (default is /dev/rmt0).  Must be a character special file connected to a dds tape device.

       -V,--version
	      Print the version number of mt-dds to stderr and exit immediately.

       --help print some screens of online help with examples through a pager and exit immediately.

EXAMPLES

       Example: Read the tape and make a listing:
		 dds-dd | tar ft -

       Example: Read the tape and make a listing:
		 dds-dd | cpio -it

ENVIRONMENT

       The environment variable TAPE overrides the default tape device /dev/rmt0.

       SEE ALSO
	      dds2tar(1), dds2index(1), mt(1), tar(1)

HISTORY

       This program was created to use it in conjunction with dds2tar.

AUTHOR

       J"org Weule (weule@cs.uni-duesseldorf.de), Phone +49 211 751409.  This software is available at ftp.uni-duesseldorf.de:/pub/unix/apollo

									2.4								 dds-dd(1)