Date: Sun, 22 Dec 2002 19:25:47 -0500 From: Mike Jeays <mj001@rogers.com> To: freebsd-questions@FreeBSD.ORG Subject: Re: Copying a CD Message-ID: <3E06580B.10001@rogers.com> References: <3E05272A.50201@rogers.com> <20021222211700.GB16677@sylvester.dsj.net>
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David S. Jackson wrote: >On Sat, Dec 21, 2002 at 09:44:58PM -0500 Mike Jeays <mj001@rogers.com> wrote: > > >>How can I use dd to copy a CD? The command below does not >>work - I presume I have failed to understand something. I have tried other >>devices begining "acd". >> >>209 ~# dd if=/dev/acd0c of=x1 >>dd: /dev/acd0c: Invalid argument >>0+0 records in >>0+0 records out >>0 bytes transferred in 0.000219 secs (0 bytes/sec) >>210 ~# >>211 /dev# ls -l acd* >>crw-r----- 4 root operator 0,13568 Dec 21 2002 19:33 acd0a >>crw-r----- 4 root operator 0,13568 Dec 21 2002 19:33 acd0c >>212 /dev# ls -l racd* >>crw-r----- 4 root operator 0,13568 Dec 21 2002 19:33 racd0a >>crw-r----- 4 root operator 0,13568 Dec 21 2002 19:33 racd0c >>213 /dev# >> >> > >What kind of data is on the CD? Whether or not you can/should use dd >depends on what you're trying to do and with what kind of CD. Make sure >you read chapter 12.5 of the FreeBSD handbook. > > > It is a data CD. "bs=2048" was what I needed. My thanks to all who made suggestions. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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