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

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Redhat Network Service Restart

I modified the /etc/sysconfig/network-scripts/ifcfg-eth0 file to set a static ip for my redhat. Then I tried to use command "service network restart" to make the change stick, however, it became stuck ...
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How do I get UUENCODE to work?

I have a server that I have inherited that has an older version of Redhat installed due to software requirements and now there is a need to use UUENCODE to allow email attachments. The uuencode and ...
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60 views

RedHat Enterprise Edition Kernel Support

Is there support for Kernel versions 2.4-2.6 in RedHat Enterprise Linux versions 4 and 5?
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Linux configuration settings

Where are the following configuration files located (e.g., Redhat)? network settings (static/DHCP/DNS) timezone proxy for network default language
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doing OpenLDAP config changes in RHEL 6

I've been configuring OpenLDAP on RHEL 6 and its seems you have run the following to rebuild the config dirs. I'm ok with that, but my issues is, say I want to change the server passwd, do I have to ...
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1answer
631 views

Centos/RHEL 5.5/5.6 supported SCSI adapters

We have a batch of SuperMicro 6014H-82 servers that have Adaptec 2015S SCSI controllers fitted. Unfortunately, according to the bug tracker (0002087: CentOS installer won't detect harddrives) it looks ...
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3answers
234 views

Trying to remove password echo in Redhat 5 when logging in

I'm running Redhat 5.6 with the gnome display manager. I would like to configure the login manager so that there is no echo of the password when typing it in (no asterisks or the like). I have ...
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1answer
927 views

Red Hat Kernel Upgrade problem

I'm using a Red Hat 4 Enterprise Linux. But, when I upgrade the kernel, an error occurred. And after, when computer is booting with new kernel (red hat enterprıse 2.6.9-100.el), I receive the ...
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What are the Implications of moving to Huge mem kernel on RHEL4

I've been asked to investigate adding extra memory (> 16gb) to a RHEL 4 server and moving to a huge mem kernel. The server is used for Oracle RAC. Is it just a case of installing the hugh mem kernel ...
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Listing packages in Yum that depend on another installed package

I am trying to install a 3rd-party RPM package on RHEL5 which depends on version 3.4 of sqlite. According to Yum I already have 3.3.6 installed. Is there a way to list the installed packages that ...
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W2K3 DC: Samba file sharing access permission problem

I want to access SAMBA shares from a Windows Server 2003 domain controller without a password. But, I am receiving a permission error each time. I'm using RedHat 5.5. # ls -l total 96 -rw------- 1 ...
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Red Hat and Windows 7 dual boot system

I am looking for the best way to create a dual boot on my Red Hat system. This is a Red Hat 5.3 System for scientific use, and we need to run some Windows software on it for visualization purposes. ...
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Which RedHat packages for CentOS?

I want to use a RedHat rpm Software Package for CentOS 5.6, but I dont know which version of RedHat works with CentOS 5.6. RedHat 4 = CentOS 4? RedHat 5 = CentOS 5? ...
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936 views

System hangs on shutdown/restart - is ssh involved?

If I ssh into my server and do 'shutdown -r now', the shutdown hangs on the message 'Sending processes the KILL signal', and I have to walk into the lab and use the power button to force a shutdown. ...
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2answers
633 views

Create url link in menu

How can I create a menu item that points to a URL? I've tried creating a mylink.desktop entry like this: [Desktop Entry] Encoding=UTF-8 Name=My Link Name Icon=my-icon Type=Link Categories=Office; ...
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2answers
385 views

Launching a GUI application in RHEL 5 hangs

When I try to launch any GUI application through a terminal in my RHEL 5.4, it takes a very long time for the GUI to come up. Also, sometimes it just hangs. I see the following messages in the ...
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2answers
4k views

ldap_bind: Invalid credentials (49)

I'm trying to set up an openLdap server and after following the instructions I'm stuck at the point where I can't add any data. The error I'm getting is ldap_bind: Invalid credentials (49) Please ...
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2answers
509 views

Why does US International Keyboard break Alt_R

All adding the U.S. English International (with dead keys) keyboard layout breaks my Alt_R key. Any ideas why? I'm working on RHEL 5.5 using GNOME. The problem disappears if I remove the additional ...
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4answers
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Where might the dbus development (.h) files be for RHEL5?

A quick search from yum for dbus fails to turn up the devel related package that should provide dbus.h et al. Anybody have experience locating the relevant package? Should I just resort to getting ...
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3answers
2k views

Centos or Scientific Linux

When I need to create a new server I've always chosen Centos mainly for it's compatibility with Red Hat which i consider the standard de-facto for the general purpose linux server. Now the problem is ...
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2answers
423 views

Where to apply xmodmap for systemwide usage?

I need to apply a custom xmodmap for all users at the start. Where do I need to put it? I have thought at /etc/rc.local? Does this make sense?
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How can I increase open files limit for all processes?

I can use ulimit but I think that only affects my shell session. I want the limit increased for all processes. This is on Red Hat.
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4answers
6k views

How can I avoid “Run fsck manually” messages while allowing experimenting with system time changes?

I'm working with a system where we want to allow users to play around with the date and time if they want, and where reboots may happen arbitrarily. This is fine, except for one thing: if there's a ...
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2answers
977 views

dhclient exits with status 0 but still no address

I've been trying to find out with the man page and some other sources if the exit status doesn't necessarily mean you achieved an address but I'm thinking I maybe didn't read it correctly. Does anyone ...
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225 views

How do I set up dual quadro cards in RHEL 5.5

have a RHEL 5 workstation with 2 nvidia Quadro FX4500 cards, with one display attached to each card. After doing a clean install of RHEL 5.5, the second display doesnt work (it worked ok in RHEL 5.2). ...
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1answer
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Startup log file for RHEL?

When I start up my Red Hat box I see a progress meter in the center of the screen that has a button that says "Show Details...". When I click on this button, I see a console like screen that shows ...
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What makes CentOS “enterprisey” compared to “generic” distributions like Ubuntu?

What makes CentOS "enterprisey" compared to "generic" distributions like Ubuntu? When I say "enterprisey" I actually mean "better for server deployments". Just a general question, because I was ...
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1answer
455 views

Add files to an iso image and auto run a script post installation

I'd like to add a tar archive in the standard Red Hat installation CD image and untar the same at a desired location using some post install scripts. Can you kindly suggest me how to proceed? In ...
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6k views

How to search for official RHEL packages

I'd like to know how to do this via the web, something similar to Debian's official package search page.
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2k views

SPEC %files attribute and Shell variables

I have a spec file which unpacks a library which is deployed at location which is exported in the shell. ie %file ${AXIS2_C}/bin/services/services.xml This fails with : error: File not found: ...
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Once sudo su'd to root, is there a command to see my username?

I have sudo rights on a redhat box; once I've "sudo su -" to become root in a shell, are there any commands I can run to see what username I su'd FROM?
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1answer
203 views

Unable to find Red Hat Server

Resolved: Solved on my own. Someone else working on the same server remotely made some adjusted to the httpd .conf files while he was on Vacation without notifying me.I've added the change/fix below ...
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753 views

using cron to run script

Hey guys, im trying to run a script using cron, im using a crontab created by the user ashtanga, in the crontab i have */5 * * * * /home/custom-django-projects/SiteMonitor/sender.py in top of the ...
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Mount samba filesystem into RHEL 5.5

I have a trial RHEL version for a proof of concept where I was asked to mount a windows filesystem into linux. I tried mount -t smbfs -o username=samba,password=samba //Desktop/Public /mnt/public ...
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2answers
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How can I serve a Kickstart file over the network without a DHCP server?

I want to install CentOS 5.5 on two systems. I have a kickstart file. I would like to install CentOS on a system using this kickstart file. I'm reading the instructions provided by fedoraproject.org ...
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517 views

How to get started with CentOS?

I've been working with Debian GNU/Linux for a long time and am very proficient with it. However for a new project I've got to got familiar with CentOS ASAP. So my Question is: How do I get started ...
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789 views

Control bandwidth with iptables

How can I control bandwidth in RHEL 5 using iptables?
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Why does `man -k cron` say `vixie-cron (rpm)` for some results, and how do I read those pages?

I'm trying to find out some details regarding cron and /etc/cron.d/ on a RedHat system. Ironically, my answer is viewable within the vixie-cron-*.src.rpm for this package, but the the man pages for ...
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2answers
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bind the MAC with IP address?

I have configured a DHCP server on Linux. My goal is to map client IP address with their MAC address in such a way that no "unregistered" client machine gets a response from the DHCP server. That is, ...
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Open a RPM on a Mac?

I am on a MacBook Pro running Apple Leopard (Mac OS X 10.5.8). I would like to unpackage a RPM and view the files contained within the wget-1.11.4-2.el5_4.1.src.rpm . I don't need to install the ...
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3answers
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Does RHEL execute all cronjob files under /etc/cron.d/*?

This is a RedHat Enterprise Linux 5 system (RHEL). We manage this system using Cfengine. We have several cronjobs which are running twice as often as usual. I checked the cronjobs under /etc/cron.d/ ...
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1answer
230 views

Bash script and Database

I have an iptables firewall in Linux bridge (RHEL5). I want to extract information like IP address, port number, port type, date and time, etc. from log messages using a Bash script, and then want to ...
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kernel compilation error [duplicate]

Possible Duplicate: Kernel can't find /dev/sda file during boot I got the following errors after new kernel compilation (linux-2.6.25.tar.bz2) mount: could not find filesystem ...
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1answer
427 views

Bandwidth control in linux

How do I control both the inbound and outbound bandwidth in a RHEL 5 router?
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1answer
814 views

NIS and autofs error

I am trying to share the home directory of a NIS user using NFS and autofs. During testing, I get the following error message: Could not chdir to home directory /home/guest/nis1: Permission denied ...
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1answer
5k views

e2fsck: unable to set superblock flags on LogicalVolume

When I boot my machine either in normal mode or runlevel 1 it throws following error and I'm unable to boot the machine: checking filesystems /dev/MyGroup/LogVol00: UNEXPECTED INCONSISTENCY; RUN ...
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3answers
341 views

Single CD install of a RHEL-like distribution?

Can someone suggest a RHEL-like distribution that can install from a single CD? I am looking for a distribution where services are started from /etc/init.d, environment variables are set from scripts ...
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Install g++ when having gcc (C only) — RH6

I have a RedHat 6 machine, which came with gcc but without g++. The gcc version is 4.4.4 20100726 (this is what I got from gcc --version). How can I get g++ working? Currently, the shell just returns ...
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Does $SHELL store the path to the default shell in Linux?

My administrator says that my default shell is set to bash, but $ echo $SHELL /bin/csh $ Is the default shell related to the SHELL variable at all? Is not, what is the variable used for?
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Problem installing packages on my Redhat machine

This is what I get $ sudo yum install git-core file://localhost/tmp/common1/x86_64/redhat/50/base/ga/Server/repodata/repomd.xml: [Errno 5] OSError: [Errno 2] No such file or directory: ...