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

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2answers
1k views

How should I download Red Hat Enterprise Linux? [closed]

I am aware that Red Hat Enterprise Linux (RHEL) is not free, that is, Red Hat charges money for the support it gives for RHEL, and I am also aware of the Fedora project of Red Hat. But I want to ...
0
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0answers
103 views

Centos 6.5 laptop with multiple KVM on roaming networks

I have Laptop with CentOS 6.5 with 16GB RAM and many KVMs are created for testing purpose. Situation is I have to move from site to site, and due to that physically connected network eth0 to Host ...
0
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0answers
111 views

RHEL & SUSE 2014 CPU & storage benchmarking tools

I have hundreds of Linux servers that we need to benchmark the CPU & Storage on. RAM & Networking would also be good. If possible I would to avoid installing a large suite, but not totally ...
0
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1answer
81 views

Building rtmpdump on RHEL x86 without yum and no root rights

I have an ssh connection to a RHEL x86 machine, and I can't use yum and I don't have root rights. Is there a way to still install rtmpdump? By looking at this tutorial, it seems that installing ...
0
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0answers
15 views

Munin not Showing text

I installed munin server 2.0.21. Previously 1.2.5 was installed but I saved the configuration files and removed the old one . Then I install 2.0.21 Munin Server and 2.0.21 Munin-node and after ...
0
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0answers
17 views

RHEL boot partition size during auto-installation

We are installing some servers with same RHEL image. During the installation, all but one, have got no problem and had boot partition in size of 250M. The one server, after the installation has ...
0
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1answer
703 views

RHEL5/6/7 : If NM_CONTROLLED is not set what is the default value?

If /etc/sysconfig/network-scripts/eth0 does not include any NM_CONTROLLED setting on a RHEL-based distribution, what's the default behaviour? Is there any difference in the default setting between ...
4
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3answers
311 views

Command similar to netstat -np but grouped by state and PID?

Is there a command similar to netstat -np but grouped by state and PID? I'd like to know the current count of server connections in a particular state grouped by Programs. similar to, 102 squid ...
0
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2answers
422 views

IPtables reset on reboot, how do I tell what is causing this

Using RHEL, and I have had some "Cyber Security" people work on my server. I'm now using this server in a completely closed environment with no outward network connection, and would like my iptables ...
1
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3answers
1k views

What commands are available in the %pre section of a Kickstart file on CentOS?

Environment: CentOS 5.5 and 6.4 I have a request to analyze the hardware before installation to make sure our customers don't install our software on sub-standard server hardware. For example, ...
0
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1answer
149 views

routing based on source IP [closed]

Is it possible to configure routing based on source ip? For example, if I have source IP 10.0.0.0, then all the traffic will go via the specific interface or would be sent to specific default gateway. ...
0
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1answer
83 views

php-mysql not working

I'm running on RHEL6. I have installed php and php-mysql. <?php phpinfo(); ?> is working perfectly. But I can't connect to MySQL is there a way to confirm that php-mysql is not working on my ...
0
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0answers
22 views

Problem with installing mcsima+

I am trying to install mcsima+, but I am facing an issue over step 5 which requires me to compile the program. The instruction I ran for step 5 is, 5. Compile a test program 'stream' - cd ...
1
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0answers
569 views

How do I set my samba share to allow guest users to view all folders and sub folders, including new and old

I currently have a samba share set up on RHEL, that allows any user to write to the root folder. I'm unable to write to the sub folders/files. I have run: chcon -R -t samba_share_t ...
1
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1answer
760 views

Why am I getting an error: “Failed to open '/dev/st0'” when extracting an archive with bsdtar?

I installed bsdtar from source (from the libarchive website) because I could not find an rpm nor a package in yum. I'm able to see bsdtar's help message. For example: $ bsdtar --help First option ...
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1answer
550 views

yahoo messenger for linux

I want to install the latest version of yahoo messenger in RHEL5 & FEDORA. Is that possible? Where to get it and how do I install it?
1
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0answers
36 views

HA Cluster in Linux [closed]

My question is : Is there any other solution for High Availability Clustering in Linux like RedHat Cluster Suite, or not ? Thanks..
0
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0answers
47 views

How to configure Java Security Manager on JBOSS?

I’m trying to configure JBoss EAP 6 with java security manager. The official guide says you should edit the standalone.conf file, but I can’t find it. Can I circumvent this issue and define the java ...
0
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3answers
74 views

Iptables in linux

Please explain me the use of bold character below iptables -A INPUT -i eth0 -p tcp --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT -A -i -p -m state --state -j
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0answers
47 views

How to uninstall omniORB 4.1.7 after installing from make?

I'd like to uninstall a copy of omniORB which I installed by running make install Any tips on how to do this operation? I tried make uninstall but the project does not have such a target. I ...
0
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2answers
112 views

installing own Git Server, push code after granted permission

I'm trying to install a Git Server in a RedHat 6.5 box I'm folowing this tutorials : 1,2,3, and to be honest the more I read the more things get obscure. If I'm to create a git user wich will be ...
1
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1answer
251 views

RHEL 6.5 won't boot after loading APF firewall

We have an RHEL 6.5 system which boots to the point of loading APF firewall and then just hangs indefinitely. The console shows the following: ... Loading autofs4: [OK] Starting automount: [OK] ...
2
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1answer
114 views

What do all the letters and numbers in a Red Hat RPM version number mean e.g. openssl-devel-0.9.8e-27.el5_10.1?

What do all the letters and numbers in the rpm name openssl-devel-0.9.8e-27.el5_10.1 mean? I recognize the openssl-devel-0.9.8e part because that's the same number applied by the developement team at ...
0
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1answer
43 views

Is there any alternative to genext2fs in RHEL?

I am tryting to make initrd file system following [this tutorial][1] My host system is RHEL 6 64 bit. I am unable to get the required command: genext2fs No rpm is available for it, neither ...
0
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0answers
91 views

Missing CD-ROM from /dev Redhat (Oracle Linux) 6.2

We have installed the minimal install for Redhat 6.2 (OL 6.2) on a HP Proliant 380 G8 and there is no CDROM, SDB or DVD listed in /dev. If I do dmesg | more, I cannot find any reference to it ...
0
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2answers
53 views

Compiling for Red Hat 5.9

I need to compile a C++ application to run on Red Hat 5.9, but I don't have access to a development server that runs Red Hat 5.9. My current executable compiled on Ubuntu 10.04 produces the error ...
1
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1answer
113 views

objdump Vs sh4-linux-objdump

I need this command (sh4-linux-objcopy) in RHEL 6. I could not find the package by yum install , neither there is a corresponding rpm. Here is how I want to use it: sh4-linux-objdump -h vmlinux | ...
1
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1answer
281 views

git 1.9 and yum groupinstall “Development Tools”

I was reading that installing unofficial repositories in RedHat was not a good idea. So I was trying to install NodeJS on the RH Server and I saw that the git version was 1.7.1. Our team is using 1.9 ...
0
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1answer
2k views

yum install PHP Error Summary

so I'm following this tutorial to install php5 in a red hat 6.5 box and I have only type one command and is this one below, I just wantend to install the php-gd module.(testing..) when I try this: ...
1
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1answer
427 views

Installing PCRE 32bit on RHEL 5 - resolving dependency for apache 2.4 install

I need to install Apache 2.4 32bit version on RHEL 5. I am not installing 64bit apache because the application running on the RHEL5 machine needs apache 32bit (or that's what I thinks because of the ...
0
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1answer
461 views

How to install mysql-server 5.6 on RHEL 5.8 (when MySQL-server 5.0 is already installed)

I want to install mysql-server 5.6 on RHEL 5.8, but when trying rpm -i or rpm -Uvh it complains that I already have version 5.0 on there. I am happy to replace, upgrade or install another instance. ...
0
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2answers
2k views

Why does “yum update” fails with many duplicates, after many months of no upgrades?

After many months (> 6) of no software upgrades, I logged into an EC2 instances running: Linux version 2.6.32-358.23.2.el6.x86_64 (mockbuild@x86-022.build.eng.bos.redhat.com) (gcc version 4.4.7 ...
0
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0answers
40 views

Postfix does not respond after “Mail From”

I have a VPS with Linux on it, and Plesk. The /proc/version file has (Red Hat 4.4.6-4) in it. The mailer is Postfix, but it isn't working, if I telnet in to port 25: I Get the banner I do HELO I ...
1
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4answers
922 views

How to check physical device contents

I got a server with 2 hard drives. I would like to know what is on 2nd drive. How would I list all contents on physical device ? lsblk NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINT xvda 202:0 0 ...
1
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1answer
103 views

Connecting remotely to Red Hat [closed]

so I've done this tutorials http://nearlydeaf.com/?p=1122 http://golubev.org/?p=73 also installed minimal version of gnome in Redhat my firewall is open on port 3389 and then trying to connect ...
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0answers
25 views

Can a RHEL 6.4 DS sync with a CentOS 5.4 DS

I have two CentOS 5.4 Directory Servers that sync information on a daily bases. I'm wanting to replace them with two RHEL 6.4 Directory Servers. Before the existing two are decommissioned all four ...
1
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2answers
83 views

Remotely work on Red Hat Box

So we're working on a project and currently,have the need to edit/save files remotely on a Red Hat box. We are accessing this files mainly with sublime-text. So we are trying to figure out what is the ...
4
votes
1answer
210 views

Can iptables be used to monitor TCP timeouts/resets system-wide?

I'm trying to determine if an application's connection to a database is internal to the application or due to a networking event. This seems like something netfilter would have system-wide visibility ...
-2
votes
1answer
78 views

Not Getting standard boot countdown screen in Dualboot (Linux 6.2 & Windows 8)

Problem I have installed (Dual Booted) Red Hat 6.2 on a Windows machine ,In windows boot manager it is not showing Linux ,its only showing windows 8 . I am pressing arrow keys but only windows 8 is ...
1
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2answers
1k views

Can't boot into single user mode

I hosed my login (bad script /etc/profile.d) and I can't SSH into my system or boot it into single. I append " single" to the end of the kernel boot parameters and it just keeps booting like normal. ...
1
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0answers
68 views

Why does vpnc not block the LAN interface?

VPNC allows local LAN access in spite of activating the vpnc on my RedHat Linux machine When we want to activate the Cisco VPN on win machine, once VPN is active then the LAN port isn’t accessible ...
1
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2answers
346 views

shall we rerun `createrepo` after copying new files in repositry

I have a repository installed. I wanted to update that repository with new rpm files. Can I rerun createrepo command on this repository for updating my new available files to servers?
0
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1answer
1k views

IPTables allow NTP Time Server

I am new to IPTables. I have an existing config that seems to work well. I am not sure I know how to add NTP to the rule Chain RH-Firewall-1-INPUT correctly. My goal is to add an additional rule to ...
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0answers
24 views

(nologin) root and id X re-spawning

Today I faced a strange issue on one of the test server. Server was set to Runlevel 5. But it didnt work and system changed to runlevel 3. It was showing "init: Id "x" respawning too fast: disabled ...
1
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2answers
90 views

Do I compile Ubuntu Source code on Red Hat System?

If we install the Red Hat System then can we compile the other distros of linux on the Red Hat server system? If so, please provide me the tutorials and links.
0
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0answers
181 views

Red Hat/CentOS Cluster HA Web Server Issue “rgmanager[30244]: [script] Executing /etc/rc.d/init.d/httpd stop”

I'm trying out to deploy a red hat cluster to setup a HA Web Server. I followed the documentation below at page 81 ...
1
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1answer
255 views

Language bar in RHEL 6

I'm having a problem with the language bar specifically in RHEL 6.5. I need the following: Language bar on the panel with either 2-letter code or a flag Switch languages with Caps Lock, optionally ...
0
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0answers
64 views

RHEL Linux 6 teamviewer 9 upgrade error

I had teamviewer 7 installed on my server RHEL 6, but I wanted to upgrade it. I downloaded the latest rpm teamviewer 9 en from here and upgraded it, now my server X window system won't start up. ...
4
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2answers
53 views

Is NFS sharing via a multi-home computer possible?

I have an nfs export on computer A that I need to mount on a computer B in a different network. I have a multihome computer C, that can provide the connectivity between A & B. All computers are ...
-1
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1answer
5k views

install latest gcc on rhel 6 x86_64

I have an RHEL 6 server with gcc version 4.4.7. I wanted to update the gcc version (I think the current one is 4.8). Yum update doesn't work. Also, SO answers for a similar question on CentOS does not ...