Red Hat Enterprise Linux (RHEL) is a commercially supported Linux distribution.

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telnet: connect to address 127.0.0.1: Connection refused

I am using RHEL 6.0 and when i type the given command in terminal telnet 127.0.0.1 6000 I am getting output as: Trying 127.0.0.1... telnet: connect to address 127.0.0.1: Connection refused Why ...
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CentOS - acts abnormal every week and causes my whole setup to be down, how can I rollback / restore back to one week?

I have CentOS and Red hat enterprise Linux running, where I have now working Google Apps Engine and related other Python web applications. Every week or depending on any Google Apps Engine latest ...
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Which filesystems can RHEL 5 read from and write to?

Which filesystems can RHEL 5 read from and write to? Are there any that work but not well? I'm partitioning and external hard drive and I haven't been able to find a comprehensive list anywhere.
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-bash: yum: command not found

I have one server with Red Hat Enterprise Linux AS release 4 (Nahant Update 3) installed. And I tried to add the online repo using this link: Centos Wiki: RPMForge And everything goes smooth. But ...
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225 views

What does White space mean when you mount ISO

I mounted redhat dvd media and I named in redhat.iso. And when i mounted it and did ls it showed /media/RHEL-5.6 i386 DVD. What does this space mean between 5.6 and i386 and DVD. Because Im ...
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How to upgrade Redhat 5.5 to 5.6

We have two server running on RHEL 5.5. Now we have to upgrade it to 5.6 What are the steps to upgrade it and also the prerequisites
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How to copy a folder from remote machine to my system using ssh or any other way

Hi I need to copy a folder of size 885 MB from a remote machine to my system using ssh and port no is 1500 What is the command I can use to accomplish this path of remote folder is ...
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What creates /etc/hosts (RHEL 5.5)

How does /etc/hosts get created on RHEL 5.5? It's not owned by any RPM and if deleted, it doesn't reappear on reboot, so apparently it's not a service created it. Does anaconda create it by default ...
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Install older version of GLibc on RHEL

I'm trying to install GCC 4.4 on RHEL6: sudo rpm -ivh /mnt/dvd/Packages/gcc-4.4.3-1.el6.x86_64.rpm. But the problem is that is depends on glibc and glibc-common libraries. When I try to install them ...
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How to read NTFS drives in Linux (RHEL 6)?

My system is on dual boot. I have installed both RHEL 6 and win7 in it. I use RHEL mostly and I want to use my windows' NTFS drive in RHEL. How can I do it? Tell me the procedure.
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Where can I download i686 RedHat 4 bash package?

https://rhn.redhat.com/errata/RHSA-2014-1293.html The offical announce is only starting at RHEL 5. There are no packages for RHEL4? According to Wikipedia, it's still supported until the start of ...
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Yum file conflicts due to my mistake. How do I fix?

I did something stupid. I simply scped my rpmforge repo files from another (working) machine on to my dev box, and ran yum update. This yielded: root@dev07 /etc/yum.repos.d # yum update Loaded ...
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402 views

Determining RHEL Type (Workstation vs Server)

How do I tell whether or not I have Red Hat Server or Workstation? I know my redhat release info is in /etc/redhat-release. Red Hat Enterprise Linux Client release 5.9 (Tikanga) I need to order an ...
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780 views

Install C# plugin for Eclipse on rhel 6.5 Workstation

I've been trying to install a C# IDE or C# programming support on my Redhat Workstation, but no luck. I couldn't get Monodevelop running. Now I get these errors on the emonic plugin install for ...
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in which directory should Firefox be compiled?

I want to compile Firefox browser in RHEL. I found two directories one is /root/.mozilla/firefox and other one is /usr/lib64/firefox. Which directory is the one where Firefox should be compiled?
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Is there a newer version of gcc in red hat?

I use Red Hat Enterprise in my school and I want to compile some c++11 code but the gcc --version is 4.4.7 which is not compatible. Is that one the latest version in the red hat repositories? is there ...
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why debian repository does not contain lokkit?

I was using lokkit in redhat, and I want to use it in debian, but it seems that debian doesn't contain it...
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662 views

What is the difference between DISPLAY :0 and :0.0? [duplicate]

What is the difference between DISPLAY :0 and :0.0? On RedHat 5.8, I can right click the desktop to start a shell and DISPLAY will be ":0". If I go to the Menu-System-Terminal to start a shell then ...
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Is it possible to add/remove arp-ip-targets without taking the bonding interface up/down

i just changed in /etc/sysconfig/network-scripts/ifcfg-bond0: BONDING_OPTS="mode=active-backup arp_interval=1000 arp_ip_target=10.0.0.1" and now i want to set those arp_interval and arp_ip_target ...
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3answers
342 views

Kernel panic after building kernel in Red Hat Linux?

I've been trying to build a new kernel for Red Hat Enterprise Linux virtual installs under VM Ware. I've followed these steps so far: Download the kernel from kernel.org. Extract the downloaded ...
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798 views

QEMU package not available for RHEL 64 bit

I am installing QEMU in RHEL. In 32 bit OS (i686 architecture), if I run the command, yum install qemu, the installation of QEMU takes place. However, in 64 bit architecture (x86_64), if I run the ...
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102 views

How to generate kernel crash dumps? [duplicate]

I have X running on terminal 1 and terminal 2 on my RHEL 6.4 system. If i randomly switch between tty1 and tty2, the system crashes. I need to generate crash dump file to analyze the issue. How can I ...
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Invalid cross-device link while Hardlinking in the same file system

I have /home/myuser/Desktop/rc/.netrc file that i want hardlink to /root, ie home directory of root user. When i do: ln /home/user/Destkop/rc/.netrc /root it gives the following error: ln: ...
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RHEL6 Install MySql-Python without internet connection?

Using RHEL 6 how can you install MySql-Python package without a internet connection? I can SCP files to the server but our current restrictions do not allow a direct or proxy connection to the ...
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How to install MySql on Red Hat 6.1?

I am trying to install MySQL-server-5.6.12-1.el6.i686.rpm on a Red Hat Enterprise 6.1 server. I receive the following error: rpm -Uvh MySQL-server-5.6.12-1.el6.i686.rpm error: Failed dependencies: ...
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Finding RPMs for Install

I'm trying to install later version of software for 2 RPM-based installations, but yum tells me that I already have the latest versions. When looking to install software via RPM, what's the best way ...
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874 views

RHEL6: system default font

When I fire up urxvt or xterm, by default the font is a sans-serif monospace unaliased font. I would like to make this my font in other applications, but I can't find it in my system font list (i.e. I ...
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'ss' command for checking sockets not found

I get an error when I try to execute this command on Red Hat Linux. $ ss -s -bash: ss: command not found It is supposed to be for checking socket statistics. How do I execute this?
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916 views

What does m represents in VIRT column using TOP command

When we run top command it shows all the processes information. But under VIRT column there is m written against some values what does that m represents, is it MB . If yes then why it is only showing ...
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Upgrade Redhat using Command Line

I have 5.5 installed on some servers. Now I need to upgrade it to 5.6. I did it by using RedHat 5.6 DVD media using GUI. But my question is: can this be done without restarting the server and booting ...
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Critical Memory [duplicate]

Possible Duplicate: free: output format My Redhat server shows the following: free -m ============= total used free shared buffers cached Mem: ...
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Prevent init daemon echoing on TTY

Below is an init script which starts/stops a daemon. The daemon is unfortunately printing the parsed packet data (from /home/nuthan/program/server), a socket server written in perl, listening to a ...
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Command line linux alternative for Windirstat/SpaceMonger? [duplicate]

Possible Duplicate: How to understand what's taking up space? What's a good command line utility/script to analyze a folder structure and find out what's taking up all the space? The ...
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yum groupinstall “Development Libraries”

I am new to linux. I am looking at some configuration notes for a CentOS, but I am configuring a Redhat machine. I am not clear: What the below commands install? Why one might install these? ...
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Offline documentation of an RPM spec file or how to retrieve an example

I am taking a Red Hat exam that is offline. I am having issues remembering the syntax for an RPM SPEC file. Can anyone suggest how to retrieve an example or some documentation that should already be ...
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how to get IP from DHCP in network in redhat which is installed on VMware

I'm running Red Hat inside a VMware image (on a Windows XP machine). I want to connect the Red Hat VM to our network; do I need to configure something inside VMware or inside Red Hat? I don't have any ...
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bash NOT reading .bashrc on RHEL 6

machine A --RHEL 7 and updated. machine B -- RHEL 6 and updated. If I do this on A (RHEL 7) ssh B I get in, like I should, but my .bashrc has NOT been run. This is new behavior to me. I want ...
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Where can I download the software RPM for Redhat?

I try to download some software RPMs(such as gcc, gdb, etc.) for Redhat enterprise version. But after googling, I only find this website:https://access.redhat.com/downloads. This site doesn't seem to ...
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how to test if can connect to port in rhel 7 (telnet client?)

On my local machine some network application is launched on port 3333 and I want to check that it "accepts connections". In this case in Windows I just type telnet to launch telnet client, and then o ...
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What is the correct way to resolve this rpm conflict? (Error: p11-kit-trust conflicts with nss-3.13.3-6.el6.x86_64)

It has been a while since I updated one of my RHEL6 machines (except for the occasional update of specific packages with known vulnerabilities). As a result of this, I have an old ca-certificates ...
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Need of built-in zone files in named.conf

I am setting up a DNS(Bind) server and by default the /etc/named.conf has the following entries: zone "." IN { type hint; file "named.root"; }; zone "localdomain." IN { type ...
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68 views

Start/stop service script like Ubuntu for RedHat

Is there a .sh script that manages starting and stopping the service like Debian/Ubuntu but for Red Hat/Fedora? Looking to place it into the file running some software.
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Software packaging for RedHat similar to Ubuntu

I'm currently helping a professor who is having trouble installing a particular software onto the school's server which runs on Red Hat/Fedora. The professor thinks that the software was packaged for ...
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How to make NIC team come up on boot in RHEL 7

To configure networking on RHEL 7, I created a JSON file for teaming, then ran these commands: ip link set down eno1 ip link set down eno2 ip link set down eno3 ip link set down eno4 teamd -g -f ...
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Setting up 3rd party sftp server to run on port 22

I'm trying to setup CrushFTP 7 on a RHEL 6.5 machine and am having issues. If I leave everything as default I can connect using port 2222 but I need to be able to have CrushFTP respond to requests on ...
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Change login user account when accessing server through Putty

I am a very new systems administrator. I have been hired in as a junior and came from a Windows administration back ground. I have about one month of Linux experience. I have a lot of resources that ...
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What are the potential negatives of turning on process accounting (psacct package)?

I am looking into turning on process accounting on some EL6 servers. What are the potential pitfalls of turning this on? If you mitigate storage requirements with log rotation, any reason you would ...
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How to surpress audit daemon rotating log messages?

On a CentOS 7 system messages like these are logged several times a day: Sep 24 00:11:42 example.org auditd[756]: Audit daemon rotating log files Sep 24 00:26:23 example.org auditd[756]: Audit daemon ...
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Possible to install Linux RHEL completely offline?

The documentation on Linux RHEL seems to assume you have a connected machine and will be installing through that connection. I need to set up RHEL completely offline using CD-ROMs only (no USB). Is ...
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Unable to uninstall an rpm on RHEL6

I'm trying to remove a package from a system I am responsible for. Everytime I try it fails, though. The error it give is Error in PREUN scriptlet in rpm package vmware-open-vm-tools-xorg-utilities ...