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Questions tagged [redhat-enterprise-linux]

Use for questions about Red Hat Enterprise Linux (RHEL), a Linux distribution from Red Hat intended for enterprise use. Note there are version-specific RHEL tags for questions unique to a specific version. Use a product-specific tag for questions about other distros in the Red Hat family, like Fedora or CentOS.

45
votes
4answers
91k views

How do I make sudo preserve my environment variables?

Using sudo 1.7.4p4 on Solaris 5.10 and sudo 1.6.7p5 on RHEL4 u6 I can't see how to preserve my environment variables, for instance $PYTHONPATH. I've added this line to sudoers, but it doesn't make any ...
7
votes
1answer
24k views

What does NOEXEC flag mean when mounting directories on RHEL?

I am trying to understand the NOEXEC flag when mounting. I am having an execution issue within the /tmp directory on someone elses machine that I cannot access atm where the /tmp directory is mounted ...
19
votes
7answers
40k views

Is there a free (as in money) version of Redhat linux? [closed]

I've not dabbled with Linux for a while, but I need to, I am slightly outraged RedHat Linux is not free... or am I being dumb? Is there a free version available? If not what are the best ...
2
votes
4answers
15k views

Redhat Linux password fail on ssh

I am trying to ssh into my linux machine from my mac. If I am physically at the machine I can log in with my password just fine, but if I am sshing it refuses. I am getting: Permission denies (...
6
votes
4answers
28k views

Command to find files for a specific time range

I have a few Linux Red Hat Linux machines and I must find some files on them. The problem is that they have a lot of files and folders since 2004 year. And I don't know where exactly to look for these ...
14
votes
3answers
166k views

What is the exact command to restart a Redhat linux system?

I am new in linux. I want to know the exact command to restart a red hat linux server 6.3. and it has to start network drivers etc. I am using VPN to connect to remote machine using VNC. Can anyone ...
3
votes
1answer
2k views

how to delete the partition after mkfs

we created the ext file system on new sdd disk as the follwing mkfs.ext4 -j -m 0 /dev/sdd -F in order to get the disk as was before mkfs I guess we need to delete the partition that created by ...
1
vote
2answers
4k views

wpa_supplicant for dual WLAN

I've got wlan0 and wlan1. Each interface should connect to a different SSID. I would like to use wpa_supplicant for both. I can put the two networks in /etc/wpa_supplicant.conf, but how do I tell ...
2
votes
1answer
4k views

Bridged adapter in Virtual Box - cannot obtain IP

I have virtual box with RHEL installed. My virtual box is running on windows 7 64 -bit. I configured bridged connection, but when I am restarting network interfaces, I receive following error: ...
2
votes
0answers
786 views

Amazon AWS EC2 Volume issue prevents instance access via SSH

I have an Amazon EC2 Ubuntu t2.nano at sa-east-1 region. It was running fine until 2017-06-14 maintenance. Today, while trying to access it via ssh, I've noted it was not possible. I get ssh ...
1
vote
0answers
269 views

Installing Nvidia drivers on Red Hat

I wanted to install Nvidia drivers. Can you tell me why the following is not working : [root@INEICP-EPM-W134 Downloads]# rpm -Uvh XFree86-4.3.0-35.EL.src.rpm warning: XFree86-4.3.0-35.EL.src.rpm: ...
1
vote
1answer
6k views

Install wine on RHEL with Yum

I'm trying to install Wine on Red Hat Enterprise Linux using Yum, but it's not in the RHEL repository. How can I install RHEL via Yum? I'm pretty sure there may be other repositories out there ...
0
votes
3answers
801 views

RedHat for desktops

Is there any RedHat variant for desktops and FREE? If yes, is there any Wubi like tool that can be used to install from within Windows XP?
9
votes
4answers
12k views

Setting Linux environment variables

I am running Red Hat Linux Enterprise 5; I am always using the export command to set environment variables. Are there any other ways to set environment variables and what are the advantages/...
6
votes
5answers
11k views

Is there a native tool for parsing xml files available on RedHat?

Are there any utilities similar to xpath for parsing XML files that would be natively available on a RedHat server? Similar questions have been answered elsewhere, but none of the tools listed are on ...
2
votes
2answers
3k views

Create bootable RedHat iso from folder

I'd like to install RedHat 6.4 (32bits) on a VM. The problem is that I don't have the iso file. Instead, I have access to a folder (standard RedHat folder with subfolders like images, isolinux, etc.) ...
1
vote
0answers
560 views

Installing R in RHEL 7

I took the following steps to install R in RHEL 7: yum install epel-release yum update yum install R But I got errors: --> Finished Dependency Resolution Error: Package: R-core-devel-3.3.1-2....
4
votes
2answers
7k views

Network connection failed :unknown reason:

Im on RHEL, and found that my VPN stopped working. I discovered that I could use the command line utility, nmcli, to try to get more info about what was happening. However, Im finding that the ...
4
votes
2answers
10k views

Firewalld - allowing ICMP in custom zone (centos 7 / redhat 7)

I want to enable ICMP echo-reply in a zone defined by source. I have a zone MONITORING where I want to permit some services like mysql and echo-reply. Permiting services like mysql is simple, but I ...
3
votes
0answers
287 views

Simultaneous IO to multiple SSDs in external USB 3.0 enclosures

UPDATE: Just tried this scenario on a board with eight extra SATA ports and it works. Slower than I'd thought but still acceptable. As per the discussion with David Schwartz I believe he may be ...
2
votes
1answer
2k views

Nginx works on my linux machine but is not accessible from other computers in my local network

In my LAN network I have a server with Scientific Linux (RedHat or Fedora based distro), I've done yum install nginx but the welcome page is not accessible from other computers in my network. When I ...
1
vote
3answers
28k views

How to enable remote desktop in Red Hat?

How to enable the remote desktop in a Red Hat system?
1
vote
4answers
32k views

Unable to mount NTFS drive with RHEL 6

I installed RHEL 6 on my computer on the last drive with Windows XP. In RHEL 6 my drive has not been opened, it shows unable to mount NTFS file. So what can I do to resolve that?
1
vote
2answers
2k views

how to update svn package on RHEL 5.3?

I have 1.4.2 version of svn on my RHEL 5.3 box. I tried updating and I get the following message. What should I do ? [foo@bar adminui]# svn --version svn, version 1.4.2 (r22196) compiled Sep 1 ...
0
votes
1answer
477 views

Opposite of the `mkfs.ext4` command [duplicate]

is it possible to reverse after make mkfs.ext4 ? mkfs.ext4 -j -m 0 /dev/sdb -F for example we create file system on new device - sdb ( no any data on sdb ) mkfs.ext4 -j -m 0 /dev/sdb -F now we ...
0
votes
2answers
704 views

yum: enable a disabled repository

I've found out I can use yum --enablerepo= to temporarily enable a disabled Yum repository, but I want to permanently enable a repository. Is there a preferred Yum command to enable a disabled ...
0
votes
1answer
906 views

Keyboard layout in Terminal of Red Hat Linux changes automatically

I have an unique problem in Terminal of Red Hat Linux WS 6.6. After some of period of period (Don't know exactly when..) keyboard layout (and not language) changes from German to English ONLY in ...
0
votes
2answers
90 views

Can't connect wirelessly using redhat9

I've recently installed redhat 9 and I'm trying to connect to the internet using a wireless card. I'm able to connect to the network and get to the router webpage @ 10.0.0.1 But whenever I open ...