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> <channel><title>nixCraft &#187; redhat</title> <atom:link href="http://www.cyberciti.biz/tips/tag/redhat/feed" rel="self" type="application/rss+xml" /><link>http://www.cyberciti.biz/tips</link> <description>This is a Linux sys admin journal by Vivek about sys admin work, Linux tips &#38; tricks, hacks, news and more.</description> <lastBuildDate>Fri, 03 Feb 2012 22:45:35 +0000</lastBuildDate> <language>en</language> <sy:updatePeriod>hourly</sy:updatePeriod> <sy:updateFrequency>1</sy:updateFrequency> <generator>http://wordpress.org/?v=3.3.1</generator> <item><title>How To: Upgrade Red Hat Enterprise Linux 5.3 to v5.4</title><link>http://www.cyberciti.biz/tips/red-hat-enterprise-linux-5-4-released.html</link> <comments>http://www.cyberciti.biz/tips/red-hat-enterprise-linux-5-4-released.html#comments</comments> <pubDate>Wed, 02 Sep 2009 18:22:59 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[GNU/Open source]]></category> <category><![CDATA[Hardware]]></category> <category><![CDATA[Howto]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[Linux distribution]]></category> <category><![CDATA[News]]></category> <category><![CDATA[package management]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[download rhel 5.4]]></category> <category><![CDATA[red hat enterprise]]></category> <category><![CDATA[red hat enterprise linux]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[rhel 5]]></category> <category><![CDATA[upgrade rhel 5.4]]></category> <category><![CDATA[upgrades]]></category> <category><![CDATA[yum command]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/?p=5708</guid> <description><![CDATA[<div
style='float:right;margin-top:0px;margin-left:5px;'><a
href='http://www.cyberciti.biz/tips/category/redhatfedora-linux' title='See all Redhat/CentOS/Fedora Core related tips/articles'><img
src='http://files.cyberciti.biz/cbzcache/3rdparty/rhlogo.gif' border='0' /></a></div> Red Hat Enterprise Linux v5.4 has been released and available via RHN for immediate update. The new version includes the kernel-based virtual machine (KVM) virtualization, next generation of developer features and tools including GCC 4.4, a new malloc(). Also included clustered, high-availability filesystem to support Microsoft Windows storage needs on Red Hat Enterprise Linux.]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/red-hat-enterprise-linux-5-4-released.html/feed</wfw:commentRss> <slash:comments>24</slash:comments> </item> <item><title>How To Patch Running Linux Kernel Source Tree</title><link>http://www.cyberciti.biz/tips/how-to-patch-running-linux-kernel.html</link> <comments>http://www.cyberciti.biz/tips/how-to-patch-running-linux-kernel.html#comments</comments> <pubDate>Tue, 12 Feb 2008 09:28:23 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[Howto]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[Linux distribution]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Security]]></category> <category><![CDATA[Sys admin]]></category> <category><![CDATA[Tips]]></category> <category><![CDATA[architectures]]></category> <category><![CDATA[bug reporting system]]></category> <category><![CDATA[change directory]]></category> <category><![CDATA[kernel patch]]></category> <category><![CDATA[kernel source code]]></category> <category><![CDATA[kernel version]]></category> <category><![CDATA[linux kernel]]></category> <category><![CDATA[linux kernel bug]]></category> <category><![CDATA[patch command]]></category> <category><![CDATA[production kernel]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[risky business]]></category> <category><![CDATA[suse]]></category> <category><![CDATA[sysadmin]]></category> <category><![CDATA[test environment]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/how-to-patch-running-linux-kernel.html</guid> <description><![CDATA[Yesterday, I wrote about a serious Linux kernel bug and fix. However, few readers like to know about patching running Linux kernel. Patching production kernel is a risky business. Following procedure will help you to fix the problem. Step # 1: Make sure your product is affected First find out if your product is affected [...]]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/how-to-patch-running-linux-kernel.html/feed</wfw:commentRss> <slash:comments>4</slash:comments> </item> <item><title>Install PHP Pear Mail / SMTP package on CentOS / Red Hat Enterprise Linux</title><link>http://www.cyberciti.biz/tips/rhel-install-php-net-smtp-email-socket.html</link> <comments>http://www.cyberciti.biz/tips/rhel-install-php-net-smtp-email-socket.html#comments</comments> <pubDate>Sat, 20 Oct 2007 12:52:50 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[CentOS]]></category> <category><![CDATA[Howto]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[php]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Sys admin]]></category> <category><![CDATA[Troubleshooting]]></category> <category><![CDATA[install php pear mail]]></category> <category><![CDATA[install php pear smtp]]></category> <category><![CDATA[mail class]]></category> <category><![CDATA[network socket]]></category> <category><![CDATA[php pear]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[smtp]]></category> <category><![CDATA[socket interface]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/rhel-install-php-net-smtp-email-socket.html</guid> <description><![CDATA[Recently I've noticed that Redhat removed support for following php pear packages: a) NET/SMTP : An implementation of the SMTP protocol b) Mail : Class that provides multiple interfaces for sending emails c) Net/Socke : Network Socket Interface The simplest solution is downloading and installs these files from php pear repo. Step # 1: Download [...]]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/rhel-install-php-net-smtp-email-socket.html/feed</wfw:commentRss> <slash:comments>4</slash:comments> </item> <item><title>How to: Upgrade VMWARE Server under Linux</title><link>http://www.cyberciti.biz/tips/rhel-centos-upgrade-vmware-server.html</link> <comments>http://www.cyberciti.biz/tips/rhel-centos-upgrade-vmware-server.html#comments</comments> <pubDate>Tue, 25 Sep 2007 13:18:18 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[CentOS]]></category> <category><![CDATA[Howto]]></category> <category><![CDATA[Linux Virtualization]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Suse Linux]]></category> <category><![CDATA[Tips]]></category> <category><![CDATA[bug fix release]]></category> <category><![CDATA[centos linux]]></category> <category><![CDATA[enterprise linux]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[rhel]]></category> <category><![CDATA[upgrade vmware]]></category> <category><![CDATA[vmware server]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/rhel-centos-upgrade-vmware-server.html</guid> <description><![CDATA[Build 56528 is a release build of VMware Server 1.0.4. It is a maintenance bug fix release to address security issues. Upgrading VMWare server is a piece of cake under Redhat Enterprise Linux / CentOS Linux version 5.0. Please note that following instructions are tested on RHEL 4.5, 5.0 and CentOS Linux 5.0 only. You [...]]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/rhel-centos-upgrade-vmware-server.html/feed</wfw:commentRss> <slash:comments>6</slash:comments> </item> <item><title>Linux rpm command no such file or directory error and solution</title><link>http://www.cyberciti.biz/tips/rpm-command-no-such-file-directory-error.html</link> <comments>http://www.cyberciti.biz/tips/rpm-command-no-such-file-directory-error.html#comments</comments> <pubDate>Mon, 30 Jul 2007 21:22:14 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[File system]]></category> <category><![CDATA[Howto]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[Linux distribution]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Suse Linux]]></category> <category><![CDATA[Troubleshooting]]></category> <category><![CDATA[CentOS]]></category> <category><![CDATA[pwd command]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[rhel]]></category> <category><![CDATA[rpm command]]></category> <category><![CDATA[rpm errors]]></category> <category><![CDATA[suse]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/rpm-command-no-such-file-directory-error.html</guid> <description><![CDATA[New Linux user often get this error. Let us say you haved downloaded the RPM file from net and saved to /tmp, you may get error - no no such file or directory - when the file is really downloaded and ls command can show the same. Answer is pretty simple rpm command needs the [...]]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/rpm-command-no-such-file-directory-error.html/feed</wfw:commentRss> <slash:comments>0</slash:comments> </item> <item><title>Howto: Add a new yum repository to install software under CentOS / Redhat Linux</title><link>http://www.cyberciti.biz/tips/rhel5-fedora-core-add-new-yum-repository.html</link> <comments>http://www.cyberciti.biz/tips/rhel5-fedora-core-add-new-yum-repository.html#comments</comments> <pubDate>Wed, 18 Jul 2007 12:37:36 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[CentOS]]></category> <category><![CDATA[Howto]]></category> <category><![CDATA[Linux distribution]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Sys admin]]></category> <category><![CDATA[Tips]]></category> <category><![CDATA[configuration files]]></category> <category><![CDATA[fedora core]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[repos]]></category> <category><![CDATA[rhel 5]]></category> <category><![CDATA[rpm]]></category> <category><![CDATA[software management]]></category> <category><![CDATA[yum repository]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/rhel5-fedora-core-add-new-yum-repository.html</guid> <description><![CDATA[CentOS / Fedora Core / RHEL 5 uses yum for software management. Yum allows you to add a new repository as a source to install binary software. Understanding yum repository yum repository configured using /etc/yum.conf file. Additional configuration files are also read from the directories set by the reposdir option (default is /etc/yum.repos.d and /etc/yum/repos.d. [...]]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/rhel5-fedora-core-add-new-yum-repository.html/feed</wfw:commentRss> <slash:comments>9</slash:comments> </item> <item><title>Linux Postfix SMTP (Mail Server) SSL Certificate Installations and Configuration</title><link>http://www.cyberciti.biz/tips/postfix-smtp-ssl-certificate-csr-installation-guide.html</link> <comments>http://www.cyberciti.biz/tips/postfix-smtp-ssl-certificate-csr-installation-guide.html#comments</comments> <pubDate>Thu, 12 Jul 2007 19:51:13 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[CentOS]]></category> <category><![CDATA[Howto]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[Mail server]]></category> <category><![CDATA[Postfix]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Security]]></category> <category><![CDATA[cryptography toolkit]]></category> <category><![CDATA[csr]]></category> <category><![CDATA[enterprise linux]]></category> <category><![CDATA[mta]]></category> <category><![CDATA[network protocols]]></category> <category><![CDATA[openssl]]></category> <category><![CDATA[private key]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[secure sockets layer]]></category> <category><![CDATA[server ssl]]></category> <category><![CDATA[smtp]]></category> <category><![CDATA[ssl certificate]]></category> <category><![CDATA[tls v1]]></category> <category><![CDATA[transport layer security]]></category> <category><![CDATA[web server]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/postfix-smtp-ssl-certificate-csr-installation-guide.html</guid> <description><![CDATA[<div
style='float:right;margin-top:0px;margin-left:5px;'><a
href='http://www.cyberciti.biz/tips/category/postfix/' title='See all Postfix Mail Server related tips/articles'><img
src='http://files.cyberciti.biz/cbzcache/3rdparty/postfix-logo.gif' border='0' /></a></div> In this tutorial yo0u will learn about Installing  SSL Certificate (Secure Server Certificate) to secure communication between Postfix SMTP server and mail client such as Outlook or Thunderbird. ]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/postfix-smtp-ssl-certificate-csr-installation-guide.html/feed</wfw:commentRss> <slash:comments>11</slash:comments> </item> <item><title>How much RAM does my Ubuntu / Fedora Linux desktop PC have?</title><link>http://www.cyberciti.biz/tips/how-much-ram-does-my-linux-system.html</link> <comments>http://www.cyberciti.biz/tips/how-much-ram-does-my-linux-system.html#comments</comments> <pubDate>Wed, 25 Apr 2007 08:58:11 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[Debian Linux]]></category> <category><![CDATA[Gentoo Linux]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[Linux distribution]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Suse Linux]]></category> <category><![CDATA[Tips]]></category> <category><![CDATA[Ubuntu Linux]]></category> <category><![CDATA[debian]]></category> <category><![CDATA[display memory command]]></category> <category><![CDATA[free command]]></category> <category><![CDATA[memory used]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[ubuntu]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/how-much-ram-does-my-linux-system.html</guid> <description><![CDATA[Here is one of the most frequently asked questions from my mailbag: Hey I need to know how much ram memory I have in my Ubuntu Linux computer. Under Windows XP I can find out memory by visiting Start > Control Panels > System in control panel. So how do I find out RAM information [...]]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/how-much-ram-does-my-linux-system.html/feed</wfw:commentRss> <slash:comments>13</slash:comments> </item> <item><title>Which Linux Desktop Distribution is the best for me?</title><link>http://www.cyberciti.biz/tips/select-best-linux-desktop-distribution.html</link> <comments>http://www.cyberciti.biz/tips/select-best-linux-desktop-distribution.html#comments</comments> <pubDate>Wed, 11 Apr 2007 00:12:33 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[FAQ]]></category> <category><![CDATA[Linux desktop]]></category> <category><![CDATA[best linux distribution]]></category> <category><![CDATA[linux book]]></category> <category><![CDATA[linux commands]]></category> <category><![CDATA[Linux distribution]]></category> <category><![CDATA[Linux Games]]></category> <category><![CDATA[linux version]]></category> <category><![CDATA[multilingual support]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[suse]]></category> <category><![CDATA[ubuntu]]></category> <category><![CDATA[windows xp sp2]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/select-best-linux-desktop-distribution.html</guid> <description><![CDATA[Almost all new Linux wanna be guru (read as users who want to switch to Linux) asks a question: I want to switch to Linux completely from Windows XP SP2. Which Linux version will be best - Redhat, SuSE, or other? I use my PC for: Browsing Internet Watching DVD / MP3 Writing CD/DVD I’m [...]]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/select-best-linux-desktop-distribution.html/feed</wfw:commentRss> <slash:comments>26</slash:comments> </item> <item><title>Mount a Linux filesystem on a SAN from multiple nodes at the same time</title><link>http://www.cyberciti.biz/tips/mount-linux-filesystem-san-multiple-nodes.html</link> <comments>http://www.cyberciti.biz/tips/mount-linux-filesystem-san-multiple-nodes.html#comments</comments> <pubDate>Fri, 12 May 2006 06:09:02 +0000</pubDate> <dc:creator>LinuxTitli</dc:creator> <category><![CDATA[CentOS]]></category> <category><![CDATA[FAQ]]></category> <category><![CDATA[File system]]></category> <category><![CDATA[Gentoo Linux]]></category> <category><![CDATA[Hardware]]></category> <category><![CDATA[High performance computing]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[Linux Scalability]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Storage]]></category> <category><![CDATA[cluster file system]]></category> <category><![CDATA[clusters]]></category> <category><![CDATA[global file system]]></category> <category><![CDATA[linux filesystem]]></category> <category><![CDATA[lustre]]></category> <category><![CDATA[parallel cluster]]></category> <category><![CDATA[posix]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[scalable]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/mount-linux-filesystem-san-multiple-nodes.html</guid> <description><![CDATA[If you try to mount an ext3 Linux filesystem on a SAN from multiple nodes at the same time you will be in serious deep trouble. SAN based storage allows multiple nodes to connect to same devices at the same time. Ext3/2 are not cluster aware file system. They can lead to a disaster such [...]]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/mount-linux-filesystem-san-multiple-nodes.html/feed</wfw:commentRss> <slash:comments>0</slash:comments> </item> <item><title>No Route to Host error and solution</title><link>http://www.cyberciti.biz/tips/no-route-to-host-error-and-solution.html</link> <comments>http://www.cyberciti.biz/tips/no-route-to-host-error-and-solution.html#comments</comments> <pubDate>Fri, 05 May 2006 18:51:29 +0000</pubDate> <dc:creator>nixcraft</dc:creator> <category><![CDATA[Debian Linux]]></category> <category><![CDATA[Gentoo Linux]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[Networking]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Tips]]></category> <category><![CDATA[Troubleshooting]]></category> <category><![CDATA[Ubuntu Linux]]></category> <category><![CDATA[configuration problem]]></category> <category><![CDATA[correct ip address]]></category> <category><![CDATA[dns address]]></category> <category><![CDATA[dns server]]></category> <category><![CDATA[fedora linux]]></category> <category><![CDATA[firewall]]></category> <category><![CDATA[gui tools]]></category> <category><![CDATA[Iptables]]></category> <category><![CDATA[Linux distribution]]></category> <category><![CDATA[network admin]]></category> <category><![CDATA[networking configuration]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[router address]]></category> <category><![CDATA[router interface]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/no-route-to-host-error-and-solution.html</guid> <description><![CDATA[I am getting error that read as No Route to Host. I am trying to ping my ISP gateway as well as DNS server but I am getting this error. How do I solve this problem? This problem indicate networking conflicts or some sort of networking configuration problem. Here are things to check: Can you [...]]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/no-route-to-host-error-and-solution.html/feed</wfw:commentRss> <slash:comments>16</slash:comments> </item> <item><title>Black Screen While Starting X window</title><link>http://www.cyberciti.biz/tips/black-screen-while-starting-x-window.html</link> <comments>http://www.cyberciti.biz/tips/black-screen-while-starting-x-window.html#comments</comments> <pubDate>Sun, 02 Apr 2006 08:11:00 +0000</pubDate> <dc:creator>LinuxTitli</dc:creator> <category><![CDATA[Debian Linux]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[Linux desktop]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Suse Linux]]></category> <category><![CDATA[Sys admin]]></category> <category><![CDATA[Tips]]></category> <category><![CDATA[Troubleshooting]]></category> <category><![CDATA[Ubuntu Linux]]></category> <category><![CDATA[X server]]></category> <category><![CDATA[blank screen]]></category> <category><![CDATA[debian]]></category> <category><![CDATA[dpkg-reconfigure_command]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[redhat-config-xfree86_command]]></category> <category><![CDATA[rhel]]></category> <category><![CDATA[start x]]></category> <category><![CDATA[startx]]></category> <category><![CDATA[ubuntu]]></category> <category><![CDATA[XFree86--xf86config_command]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/black-screen-while-starting-x-window.html</guid> <description><![CDATA[My friend is new to Linux, everything was fine until he made some changes to X, which result into this problem. Now whenever he types command startx to start X he get a blank screen. Finally, he contacted me me via yahoo and asked me to get rid rid of this problem. Step # 1: [...]]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/black-screen-while-starting-x-window.html/feed</wfw:commentRss> <slash:comments>1</slash:comments> </item> <item><title>How to: Linux flush or remove  all iptables rules</title><link>http://www.cyberciti.biz/tips/linux-iptables-how-to-flush-all-rules.html</link> <comments>http://www.cyberciti.biz/tips/linux-iptables-how-to-flush-all-rules.html#comments</comments> <pubDate>Mon, 20 Jun 2005 22:46:00 +0000</pubDate> <dc:creator>LinuxTitli</dc:creator> <category><![CDATA[Debian Linux]]></category> <category><![CDATA[Howto]]></category> <category><![CDATA[Iptables]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[Networking]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Ubuntu Linux]]></category> <category><![CDATA[centos linux]]></category> <category><![CDATA[command prompt]]></category> <category><![CDATA[enterprise linux]]></category> <category><![CDATA[fedora core]]></category> <category><![CDATA[firewall]]></category> <category><![CDATA[flush firewall]]></category> <category><![CDATA[gnu linux]]></category> <category><![CDATA[init script]]></category> <category><![CDATA[redhat]]></category> <category><![CDATA[rhel]]></category> <category><![CDATA[stop firewall]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/linux-iptables-3-%e2%80%93-how-to-flush-all-rules.html</guid> <description><![CDATA[Here is small script that does this. Debian or Ubuntu GNU/Linux does not comes with any SYS V init script (located in /etc/init.d directory) . You create a script as follows and use it to stop or flush the iptables rules. Please don't type rules at command prompt. Use the script to speed up work. [...]]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/linux-iptables-how-to-flush-all-rules.html/feed</wfw:commentRss> <slash:comments>6</slash:comments> </item> </channel> </rss>
