[l10n-russian CVS] release-notes/sgml release-notes.en.sgml, 1.18, 1.19

Yuri Kozlov yuray-guest at alioth.debian.org
Tue Apr 3 18:01:01 UTC 2007


Update of /cvsroot/l10n-russian/release-notes/sgml
In directory alioth:/tmp/cvs-serv21851/sgml

Modified Files:
	release-notes.en.sgml 
Log Message:


Index: release-notes.en.sgml
===================================================================
RCS file: /cvsroot/l10n-russian/release-notes/sgml/release-notes.en.sgml,v
retrieving revision 1.18
retrieving revision 1.19
diff -u -d -r1.18 -r1.19
--- release-notes.en.sgml	2 Apr 2007 17:52:30 -0000	1.18
+++ release-notes.en.sgml	3 Apr 2007 18:00:59 -0000	1.19
@@ -75,7 +75,7 @@
 
             <item><p>The status of your package database before and after the
             upgrade, using the backup procedure described at <ref
-            id="backup">.
+            id="backup">.</p></item>
 
             <item><p>Your aptitude logs, available at <file>/var/log/aptitude</file>.</p></item>
 
@@ -167,9 +167,10 @@
           &architecture; platform.</p>
 ]]>
 
+<!--
           <p>&debian; &release; for the &arch-title; architecture ships with
           kernel version &kernelversion;.</p>
-
+-->
 
         <sect id="newdistro"><heading>What's new in the distribution?</heading> 
 
@@ -218,8 +219,6 @@
 
            <item>the GNU Compiler Collection 4.1 as default compiler</item>
 
-           <item>PHP 5.5</item>
-
            <item>language interpreters: PHP 5.2, Python 2.4</item>
 
            <item>server software:
@@ -231,7 +230,7 @@
 <!-- TODO: Cherokee, lighttpd, and Tomcat 5 are NEW -->
 <!-- Note: No significant changes for Roxen4, Boa, and thttpd  -->
            <item>web servers: Apache 2.2, fnord 1.10</item>
-           
+
            <item>database servers: MySQL 5.0.32, PostgreSQL 8.1</item>
 
            <item>the OpenSSH server, version 4.3</item>
@@ -283,7 +282,7 @@
            id="http://www.debian.org/doc/manuals/securing-debian-howto/ch7#s-deb-pack-sign"
            name="Package signing in Debian"> chapter of the <em/Securing Debian
            Manual/ and the <url id="http://wiki.debian.org/SecureApt"
-           name="wiki documentation">.</p>
+           name="Debian Wiki">.</p>
 
         </sect1>
         <sect1 id="volatile"><heading>debian-volatile now an official service</heading>
@@ -292,8 +291,9 @@
            unofficial service with the release of &oldreleasename; has now
            become an official &debian; service.</p>
 
-           <p>This means that it no longer has a <tt/.debian.net/ address,
-           but now uses a <tt/.debian.org/ address. Please make sure to update
+           <p>This means that it now uses a <tt/.debian.org/ address<footnote>
+           The old <tt/volatile.debian.net/ address will also remain valid for
+           the time being. </footnote>. Please make sure to update
            your <file>/etc/apt/sources.list</file> accordingly if you were
            already using this service.</p>
 
@@ -301,13 +301,13 @@
            update stable packages that contain information that quickly goes out
            of date. Examples are a virus scanner's signatures list or a spam
            filter's pattern set. For more information and a list of mirrors,
-           please see the archive's <url id="&url-debian-volatile"
+           please see the archive's <url id="&url-debian-volatile;"
            name="web page">.</p>
 
         </sect1>
         </sect>
 
-      <sect id="improves_in_etch"><heading>System improvements</heading>
+      <sect id="system-changes"><heading>System improvements</heading>
 
        <p>There have been a number of changes in the distribution that will
        benefit new installations of &releasename;, but may not be automatically
@@ -345,7 +345,7 @@
 
        <p>Note that SELinux support is <em/not/ enabled by default. Information
        on setting up and enabling SELinux can be found on the
-       <url id="&url-wiki-selinux" name="Debian Wiki">.
+       <url id="&url-wiki-selinux;" name="Debian Wiki">.
        </p></item>
 
        <tag>New default inet superdaemon</tag>
@@ -400,6 +400,128 @@
       name="Debian Wiki"> has some additional information about changes between
       &oldreleasename; and &releasename;.</p>
 
+        </sect>
+
+      <sect id="kernel-changes"><heading>Major kernel-related changes</heading>
+
+	<p>&debian; &release; ships with kernel version &kernelversion; for all
+	architectures; 2.4 kernels are no longer officially supported.</p>
+
+	<p>There have been major changes, both in the kernel itself and in the
+	packaging of the kernel for Debian. Some of these changes complicate
+	the upgrade procedure and can potentially result in problems while
+	rebooting the system after the upgrade to &releasename;. This section
+	gives an overview of the most important changes; potential issues and
+	information on how to work around them is included in later chapters.</p>
+
+<![ %defaulted-2.4 [
+	<p>If you are currently using a 2.4 kernel, you should read
+	<ref id="upgrade-to-2.6"> carefully.</p>
+]]>
+
+      <sect1 id="kernel-packaging"><heading>Changes in kernel packaging</heading>
+
+	<p><taglist>
+	<tag>Kernel packages renamed</tag>
+	<item><p>All Linux kernel packages have been renamed from <tt/kernel-*/
+	to <tt/linux-*/ to clean up the namespace: it will make it easier to
+	include non-Linux kernels in Debian in the future.</p></item>
+
+<![ %i386 [
+	<tag>Flavor "386" replaced with "486"</tag>
+	<item><p>Support for the 80386 sub-architecture for Intel x86 has been
+	dropped in &releasename;. The 386 kernel flavor is no longer supported
+	and has been replaced by the new 486 flavor.</p></item>
+]]>
+<![ %amd64 [
+	<tag>Single generic kernel for &arch-title;</tag>
+	<item><p>In &oldreleasename; had separate kernel flavors for different
+	processor families. Because of changes in the kernel which will
+	automatically optimize the kernel for the processor(s) in the system,
+	there is no longer any real need for seperate kernel flavors.</p></item>
+]]>
+
+<![ %i386-amd64-ia64 [
+	<tag>Standard kernels have SMP abilities</tag>
+	<item><p>Multiprocessor systems no longer require a <tt/*-smp/ flavor of the
+	Linux kernel. For &arch-title;, <tt/linux-image/ packages without the <tt/-smp/
+	suffix support both uniprocessor and multiprocessor systems.
+<![ %i386 [
+	There is one exception: the 486 flavor only supports a single processor.
+]]>
+	</p></item>
+]]>
+	</taglist></p>
+
+	<p>Where possible, dummy transition packages that depend on the new packages
+	have been provided for the dropped packages.</p>
+
+      </sect1>
+
+      <sect1 id="kernel-initrd"><heading>New utilities to generate initrds</heading>
+
+<![ %no-initrd [
+	<p>The Debian kernel image packages for &arch-title; do not require an
+	initrd for booting the system. This means that the information in this
+	section may not really be relevant for you, but is still included for
+	reference.</p>
+]]>
+	<p>
+<![ %uses-initrd [
+	The Debian kernel image packages for &arch-title; require an initrd
+	for booting the system.
+]]>
+	Because of changes in the kernel, the utility used to generate initrds in
+	&oldreleasename;, <package/initrd-tools/ can no longer be used and has been
+	deprecated. Two new utilities have been developed that replace it:
+	<package/initramfs-tools/ and <package/yaird/. The concepts behind the new
+	utilities are very different; an overview is available on the
+	<url id="http://wiki.debian.org/InitrdReplacementOptions" name="Debian Wiki">.
+	Both will generate an initrd using the <em/initramfs/ file system, which is
+	a compressed <prgn/cpio/ archive.
+	The default and recommended utility is <package/initramfs-tools/.
+	</p>
+
+<![ %uses-initrd [
+	<p>Upgrading to an &releasename; kernel will cause
+	<package/initramfs-tools/ to be installed by default.
+<![ %defaulted-2.4 [
+	If you are upgrading from a 2.4 kernel to a 2.6 Debian kernel,
+	you must use <package/initramfs-tools/. Using
+	<package/yaird/ will cause linux-image-2.6 installations to
+	fail if you are running a 2.2 or 2.4 kernel.
+]]>
+	</p>
+
+	<p>The package <package/initrd-tools/ is still included in &releasename;
+	because it is needed for upgrades from &oldreleasename;. The package will
+	be dropped for the next release.</p>
+]]>
+
+      </sect1>
+
+      <sect1 id="kernel-devfs"><heading>Dynamic <file>/dev</file> management</heading>
+
+	<p>&releasename; kernels no longer provide support for <prgn/devfs/.</p>
+
+	<p>The replacement for <prgn/devfs/ is <prgn/udev/.
+	<p><package/udev/ is a userspace implementation of devfs. It is mounted
+	over the <file>/dev</file> directory and will populate that directory
+	with devices supported by the kernel. It will also dynamically add and
+	remove devices as kernel modules are loaded or unloaded respectively,
+	based on events generated by the kernel. <prgn/udev/ is a lot more
+	versatile than <prgn/devfs/ and offers services that are used by other
+	programs like <prgn/hal/ (hardware abstraction layer).</p>
+
+<![ %uses-initrd [
+	<p>If you install a Debian kernel image, <package/udev/ will be installed
+	by default as <package/initramfs-tools/ depends on it.</p>
+	<p>You can avoid installing <package/udev/ by compiling a custom non-modular
+	kernel or by using an alternative initrd generator, such as <package/yaird/.
+	However, <package/initramfs-tools/ is the recommended initrd generator.
+]]>
+
+      </sect1>
       </sect>
       </chapt>
 
@@ -477,7 +599,7 @@
 	   installer. If you are interested in an overview of the detailed
 	   changes since &oldreleasename;, please check the release announcements
 	   for the &releasename; beta and RC releases available from the
-	   Debian Installer's <url id="&url-installer-news" name="news history">.</p>
+	   Debian Installer's <url id="&url-installer-news;" name="news history">.</p>
 
 	 <sect1 id="inst-changes"><heading>Major changes</heading>
 
@@ -625,7 +747,7 @@
       <tag>Improved system-wide localization</tag>
       <item><p>Most of the internationalization and localization tasks that
       were previously handled by the <package>localization-config</package> tool are now
-      included in the stock &debian; installer or in packages themselves. This
+      included in the stock Debian installer or in packages themselves. This
       means that selection of a language will automatically install packages
       necessary for that language (dictionaries, documentation, fonts...) in both
       standard and desktop environments. Configuration that is no longer
@@ -846,7 +968,7 @@
 
 	</sect1>
 	
-        <sect1><heading>Checking packages status</heading>
+        <sect1 id="package_status"><heading>Checking packages status</heading>
 
           <p>Regardless of the method used for upgrading, it is recommended
           that you check the status of all packages first, and verify that
@@ -1291,7 +1413,7 @@
           </example></p>
 
         <p>This step will automatically upgrade <package/libc6/ and
-        <package/locales/ and will pull in SE linux support libraries
+        <package/locales/ and will pull in SELinux support libraries
         (<package/libselinux1/). At this point, some running services will be
         restarted, including <prgn/xdm/, <prgn/gdm/ and <prgn/kdm/, as a
         consequence local X11 sessions will be disconnected.</p>
@@ -1309,7 +1431,7 @@
 # dpkg -l "xlibmesa-glu*" | grep ^ii
           </example>
 
-          if you have them installed then you have to install the latest
+          If you have them installed then you have to install the latest
           versions from &releasename;. The following command will install both,
           if you have only one of them you should remove the other:
 
@@ -1492,19 +1614,9 @@
           Please read the information in this section about potential issues
           with kernel upgrades.</p> 
 
-          <p>All Linux kernel packages have been renamed from <package/kernel-*/ to
-          <package/linux-*/ to clean up the namespace.</p>
-
 <![ %defaulted-2.4 [
-	  <p>If you are currently using a kernel from the 2.4 series,
-          the older stable Linux kernel series, you should upgrade to a 2.6
-          series kernel, as 2.4 is no longer supported in &releasename;.
-          If you are currently using a kernel from the 2.2 series, you 
-          must upgrade to (at least) the 2.4 series, preferably to a 2.6 series
-          kernel, prior to upgrading your packages.
-<!-- TODO: incorporate this part in this section -->
-          Some general issues associated with an upgrade to 2.6 are documented
-          in <ref id="upgrade-to-2.6">.</p>
+	<p>If you are currently using a 2.4 kernel, you should also read
+	<ref id="upgrade-to-2.6"> carefully.</p>
 ]]>
 
         <sect1><heading>Installing the kernel metapackage</heading>
@@ -1531,6 +1643,10 @@
           <tt>uname -r</tt> and look for a package with a similar name.
           For example, if you see '2.4.27-3-686', it is recommended that you
           install <package/linux-image-2.6-686/.
+<![ %i386 [
+          (Note that the 386 flavor no longer exists; if you are currently using
+	  the 386 kernel flavor, you should install the 486 flavor instead.)
+]]>
           You may also use <prgn>apt-cache</prgn> to see a long description of each
           package in order to help choose the best one available.
           For example:
@@ -1575,8 +1691,8 @@
         To upgrade the kernel before the upgrade, take 
         all the steps up to and including the steps related to the a minimal
         upgrade of the system, as described in <ref id="minimal_upgrade">.
-        Once <package/initrd-tools/ have been upgraded after those steps
-        you can then do the following (changing the kernel package name to the one most
+        Once the package <package/initrd-tools/ has been upgraded after those steps,
+        you can do the following (changing the kernel package name to the one most
         suited to your system by substituting <em>&lt;flavor&gt;</em>):
         <example>
 # aptitude install linux-image-2.6-&lt;flavor&gt;
@@ -1597,11 +1713,12 @@
          <p><em>TRY</em>: In aptitude, upgrade only 'required' 'important'
          'standard' packages limit by pressing 'l' and input
          !~v(~pextra|~poptional) keep with : for hold this time upgrade by
-         pressing 'U" and 'g'  (untested but ...) (You can do this in much
+         pressing 'U' and 'g'  (untested but ...) (You can do this in much
          finer steps.)
 -->
         </sect1>
 
+<![ %defaulted-2.4 [
         <sect1 id="upgrade-from-2.4"><heading>Upgrading from a 2.4 kernel</heading>
 
         <p>If you have a 2.4 kernel installed, and your system relies on 
@@ -1612,7 +1729,7 @@
         is removed from the system (in favor of <package/udev/) when you do a full system
         upgrade. If you do not do the kernel upgrade before this your system might
         not boot up properly from this point on. Once you have done an upgrade
-        to a the 2.6 series kernel in &oldreleasename; you can do a kernel upgrade
+        to a 2.6 series kernel in &oldreleasename; you can do a kernel upgrade
         as described in <ref id="upgrade-from-2.6">.</p>
 
         <p>If your system does not rely on <package/hotplug/<footnote>You can
@@ -1628,54 +1745,6 @@
         </p>
 
         </sect1>
-
-        <sect1><heading>initrd-tools deprecated</heading>
-          <p><package/initrd-tools/ is no longer supported and has been
-          superseded by <package/initramfs-tools/ and <package/yaird/.
-          Upgrading to an &releasename; kernel will cause
-          <package/initramfs-tools/ to be installed by default.
-<![ %defaulted-2.4 [
-          If you are upgrading from a 2.4 kernel to a 2.6 kernel for the
-          first time, you must use <package/initramfs-tools/. Using
-          <package/yaird/ will cause linux-image-2.6 installations to
-          fail if you are running a 2.2 or 2.4 kernel.
-]]>
-          </p>
-        </sect1>
-
-        <sect1><heading>devfs deprecated</heading>
-          <p>&releasename; no longer provides support for <prgn>devfs</prgn>.
-          It is recommended that users switch to <package>udev</package> for dynamic
-          <file>/dev</file> management.
-          Debian kernels no longer include support for <prgn>devfs</prgn>,
-          so <prgn>devfs</prgn> users will need to convert their systems
-          manually before upgrading to an &releasename; kernel.</p>
-
-          <p>If you see the string 'devfs' in <file>/proc/mounts</file>,
-          you are most likely using <prgn>devfs</prgn>.
-          Any config files that reference <prgn>devfs</prgn> style names will need to be
-          adjusted to use <prgn>udev</prgn> style names. Files that are most likely to
-          refer to <prgn>devfs</prgn> style device names are <file>/etc/fstab</file>,
-          <file>/etc/lilo.conf</file>, <file>/boot/grub/menu.lst</file>, etc.</p>
-
-          <p>More information about potential issues is available in bug report
-          <url id="http://bugs.debian.org/341152" name="#341152">.</p>
-        </sect1>
-
-<![ %i386-amd64-ia64 [
-        <sect1><heading>Standard kernels have SMP abilities</heading>
-          <p>Multiprocessor systems no longer require a *-smp flavor of the
-          Linux kernel. For &arch-title;, linux-image packages without the -smp
-          suffix support both uniprocessor and multiprocessor systems.</p>
-        </sect1>
-]]>
-
-<![ %i386 [
-        <sect1><heading>386 kernel flavor deprecated</heading>
-          <p>Support for the 80386 sub-architecture for &arch-title; has been dropped
-          in &releasename;.  The 386 kernel flavor is no longer supported and has been
-          replaced by the new 486 flavor.</p>
-        </sect1>
 ]]>
 
         <sect1 id="device-reorder"><heading>Device enumeration reordering</heading>
@@ -1803,6 +1872,22 @@
           "formal" upgrade is complete, but there are some other things
           that should be taken care of <em/before/ the next reboot.</p>
 
+        <sect1 id="convert-devfs"><heading>Converting from devfs</heading>
+          <p>Debian kernels no longer include support for <prgn>devfs</prgn>,
+          so <prgn>devfs</prgn> users will need to convert their systems
+          manually before booting an &releasename; kernel.</p>
+
+          <p>If you see the string 'devfs' in <file>/proc/mounts</file>,
+          you are most likely using <prgn>devfs</prgn>.
+          Any config files that reference <prgn>devfs</prgn> style names will need to be
+          adjusted to use <prgn>udev</prgn> style names. Files that are most likely to
+          refer to <prgn>devfs</prgn> style device names are <file>/etc/fstab</file>,
+          <file>/etc/lilo.conf</file>, <file>/boot/grub/menu.lst</file>, etc.</p>
+
+          <p>More information about potential issues is available in bug report
+          <url id="http://bugs.debian.org/341152" name="#341152">.</p>
+        </sect1>
+
 <![ %sparc [
         <sect1 id="missingdrivers"><heading>Possible missing drivers in initrd</heading>
           <p>The &releasename; kernels do not yet have full sysfs support for
@@ -1838,13 +1923,13 @@
 
           <p>If you are using <package/lilo/ as your bootloader (it is the
           default bootloader for some installations of &oldreleasename;) it is strongly recommended
-          that you rerun lilo after the upgrade:
+          that you rerun <prgn>lilo</prgn> after the upgrade:
           <example>
 # /sbin/lilo
           </example></p>
 
           <p>Notice this is needed even if you did not upgrade your system's kernel, as
-          lilo's second stage will change due to the package upgrade.</p>
+          <prgn>lilo</prgn>'s second stage will change due to the package upgrade.</p>
 
           <p>Also, review the contents of your <file>/etc/kernel-img.conf</file> and
           make sure that you have <em>do_bootloader = Yes</em> in it. That way the
@@ -2131,6 +2216,18 @@
           bug reports and other information mentioned in <ref id="morereading">.
           </p>
 
+          <sect1 id="udev"> <heading>Problems with devices related to udev</heading>
+          <p>Although <package/udev/ has been tested extensively, you may experience
+          minor problems with some devices that will need to be fixed. The most
+          common problems are changed permission and/or ownership of a device.
+          In some cases a device may not be created by default (e.g.
+          <file>/dev/video</file> and <file>/dev/radio</file>).</p>
+
+          <p><package/udev/ provides configuration mechanisms to deal with these
+          issues. See <manref name="udev" section="8"> and <file>/etc/udev</file>
+          for further information.</p>
+          </sect1>
+
           <sect1 id="window-scaling"><heading>Certain networking site cannot be reached by TCP</heading>
           <p>
           Since 2.6.17, Linux aggressively uses TCP window scaling which is specified in RFC 1323.
@@ -2234,13 +2331,6 @@
           lightly. This section aims to make you aware of some of the issues
           you may face.</p>
 
-<!-- TODO - needs to be changed for etch, not TRUE -->
-          <p>You are therefore strongly advised not to upgrade to a 2.6 kernel
-          as part of the upgrade from &oldreleasename; to &releasename;.
-          Instead, you should first make sure your system works correctly
-          with either the old kernel or with a 2.4 kernel from &releasename;
-          and do the upgrade to a 2.6 kernel later as a separate project.</p>
-
           <p>If you compile your own kernel from source, make sure you install
           <package/module-init-tools/ before you reboot with the 2.6 kernel.
           This package replaces <package/modutils/ for 2.6 kernels. If you
@@ -2262,7 +2352,7 @@
 <!-- JFS: Can't this device name change even for some other disk controllers? I've found
      references in debian-user posts talking about some strange chipsets and BIOS
      which are seen in sarge' 2.4 as hda and in etch's 2.6 as hdf... -->
-<![ %i386-amd64 [
+<![ %i386 [
           <p>For some SATA disk controllers, the device assigned to a drive and
           its partitions may change from <file>/dev/hdX</file> to
           <file>/dev/sdX</file>. If this happens, you will have to modify your
@@ -2285,7 +2375,7 @@
             already running a 2.6 kernel you will automatically retrieve the
             latest kernel when upgrading the rest of the system (see <ref
             id="upgrading_other">). Failing to do this will result in an system
-            that does not boot,
+            that does not boot.
          </p>
 ]]>
 
@@ -2297,7 +2387,6 @@
           prevents you booting the old kernel.</p>
 
 <![ %not-s390 [
-<![ %not-amd64 [
         <sect1 id="2.6-keyboard">
         <heading>Keyboard configuration</heading>
 
@@ -2330,7 +2419,6 @@
           first case you will not be affected by this issue.</p>
 ]]>
         </sect1>
-]]> <!-- %not-amd64 -->
 
         <sect1 id="2.6-mouse">
         <heading>Mouse configuration</heading>
@@ -2365,41 +2453,9 @@
 
         </sect1>
 ]]> <!-- %not-s390 -->
-
-<!-- FJP: May already be covered by kernel team text
-          Etch Debian kernels depend on udev via initramfs-tools -->
-        <sect1 id="2.6-udev">
-        <heading>Switching to 2.6 may activate udev</heading>
-
-        <p><package/udev/ is a userspace implementation of devfs. It is mounted
-        over the <file>/dev</file> directory and will populate that directory
-        with devices supported by the kernel. It will also dynamically add and
-        remove devices as kernel modules are loaded or unloaded respectively,
-        working together with <package/hotplug/ to detect new devices.
-        <package/udev/ works only with 2.6 kernels.</p>
-
-        <p>As <package/udev/ is automatically installed as a dependency of the new
-        default initrd generator used with the 2.6 kernels
-        (<package/initramfs-tools/), upgrading to a 2.6 kernel will normally result
-        in <package/udev/ being activated. You can avoid installing <package/udev/
-        if you install an alternate initrd generator, such as <package/yaird/. 
-        <package/initramfs-tools/ is the recommended initrd generator.</p>
-
-        <p>Although <package/udev/ has been tested extensively, you may experience
-        minor problems with some devices that will need to be fixed. The most
-        common problems are changed permission and/or ownership of a device.
-        In some cases a device may not be created by default (e.g.
-        <file>/dev/video</file> and <file>/dev/radio</file>).</p>
-
-        <p><package/udev/ provides configuration mechanisms to deal with these
-        issues. See <manref name="udev" section="8"> and <file>/etc/udev</file>
-        for further information.</p>
-
-        </sect1>
       </sect>
 ]]> <!-- %defaulted-2.4 -->
 
-
       <sect id="xorg"> <heading>XFree86 to X.Org transition</heading>
         <p>The transition to X.Org involves some structural changes. In case
         all installed packages are from Debian and also included in &releasename;,
@@ -2475,6 +2531,32 @@
 
       </sect>
 
+      <sect id="zope"> <heading>Upgrading Zope and Plone</heading>
+	<p>Zope and all related products have been updated. Many products were
+	also dropped from the distribution (either because they were obsoleted,
+	or because they are incompatible with the newer Zope, CMF or Plone.</p>
+	<p>Unfortunately there is no easy and guaranteed way to upgrade a
+	complex <prgn/zope/ or <prgn/plone/ server. Even though Plone includes
+	a migration tool, experience has shown that automatic migrations
+	can easily fail.</p>
+
+	<p>For this reason, users are recommended to set up their system so they
+	can continue to run the &oldreleasename; installation of Zope/Plone
+	alongside the new &releasename; versions while testing the migration.</p>
+	<p>The easiest and safest way to achieve this, is to make a copy of your
+	&oldreleasename; system to another hard disk or partition, and then
+	upgrade only one of the two copies. You can then use <prgn/chroot/ to
+	run the &oldreleasename; version in parallel to the &releasename;
+	version.</p>
+
+	<p>For Zope, you may also be able to keep the old packages installed on
+	your &releasename; system. For most packages this is possible as they
+	use a different name space. To keep the old versions, you will need to
+	package holding as documented in <ref id="package_status">. This method
+	is not possible for Plone because the <package/zope-cmfplone/ package
+	is not versioned.</p>
+      </sect>
+
       <sect id="php-globals"> <heading>Deprecated insecure php configurations</heading>
         <p>For many years, turning on the <tt/register_globals/ settings in PHP
         has been known to be insecure and dangerous, and this option has defaulted to
@@ -2482,7 +2564,7 @@
         now finally deprecated on Debian systems as too dangerous.
         The same applies to flaws in <tt/safe_mode/ and <tt/open_basedir/, which
         have also been unmaintained for some time.</p>
-        
+
         <p>Starting with this release, the Debian security team does not provide
         security support for a number of PHP configurations which are known to
         be insecure. Most importantly, issues resulting from 




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