commit 01d28432f142d9385aad878c504976b1a0f6e9de
Author: Stephen Wadeley <swadeley(a)redhat.com>
Date: Thu Jul 4 10:38:29 2013 +0200
Improve sect-Burning_ISO_images_to_disc-Validating_the_Files
en-US/Validating.xml | 14 +++++++-------
1 files changed, 7 insertions(+), 7 deletions(-)
---
diff --git a/en-US/Validating.xml b/en-US/Validating.xml
index 5820ae2..c9254cc 100644
--- a/en-US/Validating.xml
+++ b/en-US/Validating.xml
@@ -5,7 +5,7 @@
<section id="sect-Burning_ISO_images_to_disc-Validating_the_Files">
<title>Validating the Files</title>
<para>
- Errors can occur during the download, even if your download manager reports none.
Therefore it is <emphasis role="strong">very important</emphasis> to
check that the files have not been corrupted in any way. This is the purpose of the
<filename>CHECKSUM</filename> file. It contains one line for each of the
available ISO files with a content verification code called a
<firstterm>hash</firstterm> computed from the original ISO files.
+ Errors can occur during the download, even if your download manager reports none.
Therefore it is <emphasis role="strong">very important</emphasis> to
check that the files have not been corrupted in any way. This is the purpose of the
<filename>CHECKSUM</filename> file. It contains one line for each of the
available ISO files with a content verification code, called a
<firstterm>hash</firstterm>, computed from the original ISO files.
</para>
<note>
@@ -52,7 +52,7 @@
Follow the instructions provided to install the program. When you run the program, use
the file selection tools provided to select your downloaded ISO image files. Then select
the SHA256 algorithm for calculation, and run the tool. The program takes some time to
complete, since it must read the entire ISO file.
</para>
<para>
- If you are using HashTab, you will need to enable the SHA256 checksum option. In order
to do this you will to open the File Properties window (right click --> File Hashes tab
--> Settings), then select the SHA256 option. It is advisable to uncheck any
preselected hash options as they will only slow down the hash calculations.
+ If you are using HashTab, you will need to enable the SHA256 checksum option. In order
to do this open the File Properties window (right click --> File Hashes tab -->
Settings), then select the SHA256 option. It is advisable to uncheck any preselected hash
options as they will only slow down the hash calculations.
</para>
<para>
Open the file <filename>CHECKSUM</filename> with a text editor, such as
<application>Notepad</application>, to display its contents. Make sure the
hash displayed by the hash tool for <emphasis
role="strong">each</emphasis> of the downloaded ISO files <emphasis
role="strong">exactly</emphasis> matches the corresponding hash in the
<filename>CHECKSUM</filename> file.
@@ -65,14 +65,14 @@
<section
id="sect-Burning_ISO_images_to_disc-Validating_the_Files-Validating_at_the_Windows_Command_Prompt">
<title>Validating at the Windows Command Prompt</title>
<para>
- To check the files using the command prompt, download the program
<filename>sha256sum.exe</filename> available from <ulink
url="http://www.labtestproject.com/files/win/sha256sum/sha256sum.exe...;.
If you have any problems accessing sha256sum.exe, you can try to grab
<filename>md5sum.exe</filename> from <ulink
url="http://etree.org/software.html"></ulink>. If you have downloaded
<filename>md5sum.exe</filename> be sure to substitute for the correct tool
below.
+ To check the files using the command prompt, download the program
<filename>sha256sum.exe</filename> available from <ulink
url="http://www.labtestproject.com/files/win/sha256sum/sha256sum.exe...;.
If you have any problems accessing <filename>sha256sum.exe</filename>, you can
try to grab <filename>md5sum.exe</filename> from <ulink
url="http://etree.org/software.html"></ulink>. If you have downloaded
<filename>md5sum.exe</filename> be sure to substitute for the correct tool
below.
</para>
<para>
The <filename>sha256sum.exe</filename> program computes and displays
hashes. To use it, save <filename>sha256sum.exe</filename> to the same
directory as the ISO files. Select <guilabel>Run...</guilabel> from the Start
menu and then enter <userinput>cmd</userinput> for the name of the program to
start a <application>Command Prompt</application> window. Then change into the
download directory. Run <command>sha256sum</command> with each ISO file like
this:
</para>
<screen>cd "C:\Documents and Settings\Owner\My Documents\My
Downloads\Fedora"
- sha256sum.exe Fedora-&PRODVER;-i386-DVD.iso
+ sha256sum.exe Fedora-&PRODVER;-i386-DVD.iso
</screen>
<para>
The program takes some time to complete, since it must read the entire ISO file.
@@ -91,7 +91,7 @@
To check the files, download the program
<application>HashTab</application> available from <ulink
url="http://beeblebrox.org/"></ulink>.
</para>
<para>
- Drag each Fedora image file that you want to validate, and drop it to
<application>HashTab</application>. Take note of the SHA256 value that
<application>HashTab</application> displays.
+ Drag each Fedora image file that you want to validate, and drop it onto
<application>HashTab</application>. Take note of the SHA256 value that
<application>HashTab</application> displays.
</para>
<para>
Open the file <filename>CHECKSUM</filename> with a text editor, such as
<application>TextEdit</application>, to display its contents. Make sure the
hash displayed by <application>HashTab</application> for <emphasis
role="strong">each</emphasis> of the downloaded ISO files <emphasis
role="strong">exactly</emphasis> matches the corresponding hash in the
<filename>CHECKSUM</filename> file.
@@ -100,8 +100,8 @@
To validate the files from the command line, use the
<command>shasum</command> command. In order to correctly validate the files,
the 256-bit algorithm must be specified. Change into the directory that holds the ISO
image files, then run <command>shasum</command>. For example:
</para>
<screen>
- <command>cd Desktop</command>
- <command>shasum -a 256 Fedora-&PRODVER;-i386-DVD.iso</command>
+<command>cd Desktop</command>
+<command>shasum -a 256 Fedora-&PRODVER;-i386-DVD.iso</command>
</screen>
<para>
If all of the hashes match, you can burn the ISO file to disc. If a file does not
match, download it again.