Frequently Asked Questions About Linux / UNIX » Fedora Linux

RHEL / Fedora /CentOS Linux: Set RPM Build Environment

nixCraft — Sun, 19 May 2013 09:19:52 +0000

How do I set an rpm build environment on CentOS / RHEL / Red Hat Enterprise Linux version 6.x? How can I set rpm build environment on latest version of Fedora Linux?

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CentOS / RHEL: List All Configured Repositories

nixCraft — Mon, 25 Feb 2013 14:13:45 +0000

How can display a list of configured repositories under CentOS / Fedora / Red Hat Enterprise / Scientific Linux server operating systems?

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Linux sys-unconfig: Reconfigure the System Upon Next Boot

nixCraft — Sun, 22 Jul 2012 20:05:54 +0000

I can use unconfigure command on a previously configured Solaris Unix box and leave it in an unconfigured state. How do I unconfigure CentOS Linux OR RHEL 6.x on HP server. How do I reconfigure the system upon next boot?

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HowTo: Linux Install LibreOffice

nixCraft — Fri, 01 Oct 2010 07:53:10 +0000

How do I install newly released LibreOffice under Debian, Ubuntu or Fedora Linux?

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Redhat Linux Network Interface Configuration (NIC) File Location

nixCraft — Sat, 19 Jun 2010 21:21:11 +0000

Where are NIC (network interface configuration) files located in the Redhat / Fedora / Centos Linux?

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Linux RPM: View Script That Run When You Install RPM Files

nixCraft — Mon, 05 Apr 2010 16:45:49 +0000

All rpm packages can run scripts after a package is added or removed. How do I view pre/post install and uninstall rpm file scripts under rpm based Linux distributions?

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Linux Create A Bootable USB Pen

nixCraft — Thu, 11 Mar 2010 07:05:34 +0000

How do I create a bootable USB pen drive to start my CentOS / Fedora Linux? How do I create a bootable USB flash pen for installation of Linux, and for creation of rescue and other special-purpose boot disks using command line options?

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Fedora Linux Install Linux Kernel Headers And Developer Files

nixCraft — Thu, 11 Mar 2010 06:03:53 +0000

I'm trying to install vmware-tools but Fedora Linux v12 prompting for kernel headers. How do I install kernel headers under Fedora Linux?

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Redhat Linux: Find Out My IP Address

nixCraft — Thu, 21 Jan 2010 19:46:34 +0000

How do I to find out ip address on a CentOS or Fedora or Redhat Enterprise Linux server or desktop system using bash shell or command line options?

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Linux: Configuring RX POLLING (NAPI)

nixCraft — Fri, 27 Nov 2009 09:32:06 +0000

My CentOS / RHEL based server is configured with Intel PRO/1000 network interface cards. NAPI (Rx polling mode) is supported in the e1000 driver. I've multiple CPUs. How do I configure NAPI, decreasing interrupts and improve overall server network performance?

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Linux Disable Mounting of Uncommon Filesystem

nixCraft — Mon, 09 Nov 2009 11:55:37 +0000

How do I disable mounting of uncommon file systems such as hfs, udf, cramfs etc under Fedora or CentOS / RHEL / Redhat Enterprise Linux?

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Fedora Linux: Start / Stop / Restart Apache Server

nixCraft — Sun, 08 Nov 2009 18:40:12 +0000

How do I start / stop / restart the Apache server under Fedora Linux using command line options?

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Samba: Linux Iptables Firewall Configuration

nixCraft — Fri, 16 Oct 2009 08:48:47 +0000

How do I configure iptables firewall under CentOS / Fedora / RHEL / Redhat Linux to allow access to the Samba server? How do I open TCP ports # 137, 138, 139 and 445 under Linux so that all Microsoft Windows machine can access files and printer on a Linux host?

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Linux / UNIX: Restrict Access To A Given Command

nixCraft — Sat, 03 Oct 2009 12:55:53 +0000

How do I restrict access to a given command for instance /opt/apps/start, to authorized users only under Linux / UNIX / BSD operating system?

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Firefox: Add a Trusted CA

nixCraft — Mon, 31 Aug 2009 09:29:59 +0000

The default Firefox comes with certificates from well-known commercial CAs. My ISP is also CA and Firefox cannot verified it because the CA is not recognized. How do I force Firefox to accept my ISPs certificate?

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CentOS / RHEL IPv6 ip6tables Firewall Configuration

nixCraft — Mon, 31 Aug 2009 09:20:01 +0000

I know how to configure iptables (IPv4) host-based firewall using Netfilter. How do I configure ip6tables for basic filtering IPv6 packets?

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RedHat / Centos Disable IPv6 Networking

nixCraft — Sat, 29 Aug 2009 08:06:37 +0000

Our policy and network configuration does not requires IPv6 support in RHEL / CentOS / Fedora Linux. How do I prevent the kernel module from loading at boot time and disable IPv6 networking?

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Apache IPv6 Configuration: Dual Stacked IPv4 & IPv6 Virtual Hosts

nixCraft — Fri, 28 Aug 2009 04:04:45 +0000

How do I configure Apache IPv6 networking under UNIX / Linux / BSD operating systems? How do I configure httpd IPv6 and IPv4 under RHEL / CentOS / Fedora / Debian / Ubuntu Linux?

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Ubuntu Linux: Install Doom3 Game

nixCraft — Mon, 24 Aug 2009 09:02:20 +0000

How do I install the first-person shooter genre, Doom3 video game under Ubuntu Linux?

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CentOS / Red Hat: Sudo Allows People In Group Admin To Run All Commands

nixCraft — Tue, 18 Aug 2009 06:50:17 +0000

I like the way Ubuntu Linux works - all people in admin groups should able to run all commands after running it via sudo "command-name". How do I setup sudo under CentOS or Red Hat Enterprise Linux to allow all members of the 'admin' group to run all commands?

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