[CentOS] iso burn

Rejy M Cyriac rcyriac at redhat.com
Thu Feb 6 11:39:53 UTC 2014


On 02/06/2014 03:08 PM, Cliff Pratt wrote:
> Rejy, for the record, I've downloaded many ISOs and other large files using
> my browser (Chrome) for many years. While years ago it was problematic to
> use the browser to download large files, it seems to me that that is not so
> these days. Of course if you have a very slow or bad connection, it may not
> work, and this is where download tools come into their own. But I think
> that for most people, browsers will work OK. The real advantage of the
> download tools is that a transfer is usually restartable and that is not
> always possible with a browser download.
> 

Try using the command line tool 'proz' from the package prozilla. It
works good, is re-startable, and much configurable.

rejy (rmc)

> Cheers,
> 
> Cliff
> 
> 
> On Thu, Feb 6, 2014 at 9:04 PM, Rejy M Cyriac <rcyriac at redhat.com> wrote:
> 
>> On 02/06/2014 01:11 PM, dOminic wrote:
>>> Since you are writing the DVD in Windows OS, I assume you don't have any
>>> Linux boxes !.
>>> I am not sure what are the checksum verify utilities will work perfectly
>> in
>>> Windows . However, from a quick internet search, I could find an official
>>> tool from Windows -
>>> http://www.microsoft.com/en-in/download/details.aspx?id=11533 - which
>>> supports MD5 ans SHA1 . Please match the MD5 of your downloaded CentOS
>> DVD
>>> with http://mirror.nbrc.ac.in/centos/6.5/isos/x86_64/md5sum.txt .
>>>
>>> Hope that helps .
>>>
>>
>> If you can find a Linux box, get to command line
>>
>> sha256sum <ISO file>
>>
>> compare output with provided hash
>>
>> if they match, burn the dvd with the following command
>>
>> cdrecord -v -sao <ISO file>
>>
>> If the hash values do not match, download the ISO again, preferably
>> using a download tool. It is better not to use the browser to download
>> big files like the ISO,
>>
>> - rejy (rmc)
>>
>>>
>>> On Thu, Feb 6, 2014 at 12:49 PM, Hal Wigoda <hal.wigoda at gmail.com>
>> wrote:
>>>
>>>> I did not check the hash values.
>>>>
>>>> How do you do that?
>>>>
>>>> Sent from my iPad
>>>>
>>>>> On Feb 6, 2014, at 12:09 AM, Darr247 <darr247 at gmail.com> wrote:
>>>>>
>>>>>> On 06 February 2014 @ 03:42 zulu, Hal Wigoda wrote:
>>>>>> I downloaded the CentOS-6.5-x86_64-bin-DVD1.iso
>>>>>> and CentOS-6.5-x86_64-bin-DVD12.iso
>>>>>> and tried to burn them to a DVD but both Windows 7 and IOS
>>>>>> ( MacBook Pro ) do not recognize these as valid isos.
>>>>>>
>>>>>> What am I doing wrong?
>>>>>
>>>>> What are their hashes?
>>>>> Here are some hash values of the files I'm sharing in a bittorrent
>>>> client:
>>>>>
>>>>> CentOS-6.5-x86_64-bin-DVD1.iso  (4,467,982,336 bytes)
>>>>> MD5 - 83221db52687c7b857e65bfe60787838
>>>>> SHA1 - 32c7695b97f7dcd1f59a77a71f64f2957dddf738
>>>>> SHA256 -
>> c796ab378319393f47b29acd8ceaf21e1f48439570657945226db61702a4a2a1
>>>>>
>>>>> CentOS-6.5-x86_64-bin-DVD2.iso  (1,284,395,008 bytes)
>>>>> MD5 - 91018b86ca338360bc1212f06ea1719f
>>>>> SHA1 - 25e5de362ba6c75d793dbeb060b27ba1865cb5df
>>>>> SHA256 -
>> afd2fc37e1597c64b3c3464083c0022f436757085d9916350fb8310467123f77
>>>>>
>>>>> There are currently over 1000 other people sharing the
>>>>> CentOS-6.5-x86_64-bin-DVD1to2.torrent, too.
>>>>> So, do the hashes of your files match those?
>>>>>
>>>>> _______________________________________________



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