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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 ...

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38 views

Integrate AD with RHEL

Is there any way that RHEL can be integrated with the Active Directory. Currently running the below from the Powershell ISE with RemoteAdmin Tools installed on windows. Get-ADUser -Server AD.com -...
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9 views

ReadOnly Access for members of Active Directory Group

I have a Linux host that runs on CentOS 7, joined to domain through realm. My goal is to provide ReadOnly access to one of the AD groups say "LinuxRO-USR", the users of this group should only be able ...
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57 views

VirtualBox GuestAdditions 5.2.18 installation failure in RHEL7.5

I'm hitting the following issue when trying to install VirtualBox GuestAdditions 5.2.18 on my RHEL7.5 guest image (my host machine is on Windows 10): Copying additional modules ... Installing ...
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0answers
15 views

NRPE Service Fails to Restart on Redhat

Whenever I try to restart/start my nrpe service on client machine, the following error shows up: Failed at step EXEC spawning /usr/lib/systemd/system/nrpe.service: Exec format error Can anyone ...
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1answer
18 views

Yum install dependencies on RHEL

Trying to install openssl-devel for keepalived-1.4.5 on RHEL7.4. after sudo yum install openssl-devel I'm getting ...<Processing Dependencies> Finished Dependency Resolution Error: Package ...
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1answer
23 views

Keytabs generation issue

I have troubles while creating keytabs for user. Keytabs are working only when I have rc4-hmac encryption enabled [root@host ~]# klist -kte test_user.keytab_rc4 Keytab name: FILE:test_user....
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1answer
42 views

How to connect AWS ec2 Windows instance in Putty?

I have created a AWS Windows Ec2 instance, I can able to connect to the remote windows machine by using .rdb file, everything works fine. Now I need to connect a windows server by using putty. Let me ...
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28 views

Syntax highlighting for PowerShell on Linux?

With PowerShell on Linux (pwsh), is there a way to get syntax highlighting on the console in the same way that it works by default in the Windows console?
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13 views

CUPS on RHEL: Duplicate One Printer's Config (not all of cups cfgs) to Add Identical Printers With Same Configuration

I am just looking to take the settings of one printer (intermec px4i) and clone them(only editing hostname and addr.) or make some sort of template so i can add the rest of the px4i's on our network. ...
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17 views

Redundant stream source being transcoded to single output

Currently using 2 redundant streaming devices that require two separate IP addresses (virtual IP is not an option). I stream to another server at input RTP x.x.x.1:5004 (streaming device 1, primary) ...
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1answer
26 views

Create user with password and without ssh key on redhat

I have a very simple question, I have created an instance with aws AMI. I can log into it using my key. But I want to login using a username and password. useradd username -p password This has ...
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1answer
43 views

What the most similar OS to RED HAT ENTERPRISE LINUX 5.3

I should have a test in a few days on RED HAT ENTERPRISE LINUX 5.3 OS. I will need to ping from one machine to another, to use FTP etc.. Since It's for my personal use and I'm not a company I can't ...
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6 views

Oracle SQL developer column names don't save

Using Oracle SQL developer on Amazon Linux with a remote cloud DB server. When I create new tables, only the first column name saves. All the column metadata (data type, nullable, etc.) do save for ...
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1answer
78 views

How to run .exe file in LINUX env using putty? [Offline]

Am looking for solution to run .exe. file inside my LINUX server which has no internet access. I can't install WINE package to run the file. I am unable to find an offline package for WINE to be file ...
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0answers
21 views

New gcc vs. older valgrind

I'm working on a RHEL6 system with a software project, that requires C++11. This requirement forces me forgo the base compiler included with the OS (gcc-4.4.7) and use a manually-built one (gcc-8.2.0)....
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1answer
28 views

How to give crontab access to domain user?

I'm working on a RedHat 7.3 server and a user needs access to crontab. However this user is a domain user (ex. test@[domain]). So the user doesn't show up in the /etc/passwd file. I already tried to ...
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1answer
41 views

configuring permission of directory in Linux

How to configure Permission of a directory that i created in / named as ENTRY such that who create contents in that directory can only modify that contents. I am using RHEL 7
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1answer
78 views

Passing Multiple Password through SSHPASS

I have 3 Linux system. System_A System_B System_C I want to copy a file from "System_B" to "System_C", while being logged in from system System_A. Below code copies the file from "System_A" to "...
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1answer
25 views

one valid linux group missing in /etc/group but can be found in getent group

One weird problem. I'm trying to add one user(say myuser) to a group (linuxadmins), but get following error. sudo usermod -a -G linuxadmins myuser usermod: group 'linuxadmins' does not exist Then I ...
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0answers
28 views

How do disable 'Alt Tab' shortcut on RHEL 7 With KDE?

How can you disable the 'Alt Tab' short cut on RHEL7 with KDE programmatically? I have a Java app that when run needs to prevent the user from using the 'Alt Tab' shortcut. Therefore, I would like to ...
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0answers
133 views

How to install packages on Linux without root-access?

For whatever reasons, root-capable administrators at our organization limit the choice of packages to the vendor's official "base" repository (RHEL). Not even EPEL is possible, much less IUS. Our ...
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88 views

Can't mount RHEL 7.5 iso on /dev/cdrom.. No medium found in SR0

I configured my server to use the RHEL 7.5 iso as the repo a while back which was working just fine, however for some reason it is no longer working. In order to mount the dvd I issued the following ...
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1answer
100 views

How do I avoid “Argument list too long” errors when compressing thousands of files?

I have 200,000 XML files in the folder on a RHEL7 Linux server. I need to zip all 200,000 XML files. I am using the Tar command but getting the error "Argument list too long" is there any other way ...
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1answer
30 views

NO WIFI ADAPTER FOR RHEL 7.3

I have been searching all the answers which revolve around the network adapter in Linux. Sadly, I am stuck where I started since none of the remedies was a breakthrough for me. Output for lspci | grep ...
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0answers
40 views

firewall-cmd configure destination NAT

I am trying to configure destiation NAT on a RHEL 7.4 server. I want any traffic generated for 10.10.10.10:443 to go to 10.20.20.20:443. After some Googling I used following direct rule: firewall-...
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1answer
166 views

Configure a static ip to a redhat vm on virtualbox

I have some questions about configuring a redhat vm on virtualbox. The installation id done. When i used the command isee that i have no ip adress for eth0. So i want to set static ip adress to my vm. ...
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0answers
12 views

Fencing configuration for a high availability system with IPMI on RedHat Linux 7

I am configuring a 2-node, high availability (HA) system using IPMI on Red Hat Enterprise Linux 7. The RedHat HA admin. guide has a couple of examples using PDU that looks like the following: [root@...
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1answer
26 views

Cant get Red Hat 7 USB out of Emergency mode, ( vi /etc/fstab not showing at all)

I'm having an issue with a bootable USB I made. So this is an ongoing project that I have been working on for a while now. Basically, I installed red hat 7 onto a usb so that the usb is essentially ...
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2answers
34 views

Extending the root logical volume on Scientific Linux - to unmount or not?

I’m planning to install a new hard drive to expand the root logical volume on my machine, which is having now pretty continual capacity issues. The various tutorials for RHEL-like operating systems ...
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0answers
20 views

Live USB boots into emergency mode after being DD'ed from source USB

I have a Live red hat 7 USB that I made, and I dd'ed the first 5 gigs of it into a .raw.gz that I then zcatted to the new USB. The new USB boots, however for some reason it is booting into emergency ...
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0answers
10 views

Why I can't upload files in any other directory than directory named uploads?

I am using redhat 7 and php 5.6.25. I have a php file upload script which does upload a file but only to the directory named uploads. If I want to upload the file to any other directory it returns ...
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16 views

Live RHEL 7 USB Slow after being Cloned using DD command.

So I have a Live USB that I made ( meaning the USB itself is the running OS), and I just used DD to copy the entire drive; essentially Mirror it to the new Formatted Empty USB. I am wondering why the ...
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12 views

How do I create a RHEL 6.9 and 7.5 multi-boot DVD?

I'm trying to create a multi-DVD build procedure where the ks.cfg prompts for the next DVD. I've found this blog talking about the .treeinfo file, but he only references what it could be used for not ...
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1answer
51 views

Any reason why I can SSH from server terminal to remote machine but putty wont work?

So the title basically describes the issue, however here is a more elaborate breakdown. I can SSH into the remote machine from a local terminal, however I cant putty into the remote machine. I'm not ...
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1answer
141 views

resolve ip address to domain name/hostname in browser

I configured DNS server and able to resolve ip to doamin and domain to ip in terminal. If am trying to resolve domain name over browser that is also working but i want to open my website via ip but ...
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0answers
33 views

Trust and launch all desktop files after restart RHEL 7

My 64-bit computer running RHEL 7.5 was recently updated to kernel version 3.10.0-862.el7. Since then, every time I restart my computer, all of my desktop icons are gone and replaced by generic file ...
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0answers
7 views

Is there any way to rollback/undo erase krb5 libs or just restore the system to an earlier point red hat 7

I finally figured out why the Kerberos authentication wont work, the libraries are messed up pretty badly. After peering through the yum history it looks like someone tried to remove krb5-libs and it ...
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1answer
20 views

Bash list/process files in a specific order

#! bash I've tried a few things I've seen on google but nothing seems to work. I don't see how this should be a high challenge but maybe it just isn't possible? I have a list of files in a folder ...
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0answers
47 views

SVN to GIT push failing on Linux VM using atlassian svn migration scripts jar

I'm trying to migrate a SVN repo to bitbucket GIT using the atlassian svn migration jar. When I run java -jar svn-migration-scripts.jar verify I see the following message Git: using version 2.4.0 ...
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0answers
31 views

Why crontab job stopped during running?

last year it can generate *Error.txt files and no limit this year only add new switches in new project and changed to new security manager. what is wrong in syslog server? Linux version 2.6.32-573.22....
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47 views

Red Hat Rebuild initramfs from dracut emergency shell

after hw changes. I have boot issue with redhat 7.2, the error is the following: http://i65.tinypic.com/25upno2.png I tried to boot to rescue using RedHat DVD to rebuild initramfs, but it doesn't ...
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21 views

Issue With FTP Server that uses Kerberos to Authenticate Against AD

I have a Linux FTP that i'm running on my server and It utilizes Kerberos to authenticate against an Active Directory. I have been fighting with this one for a few days, and the I think I'm close. The ...
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1answer
30 views

vsftpd on rhel 7.4 disallowing write & modify Ask

I've successfully installed & configured vsftp. I've created a user (joe) & companion group (joes). My user 'joe' can create, update, & delete files in it's 'home' directory without error ...
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1answer
134 views

Setting static IP address disconnects Internet

I wish to host a personal website on CentOs-7 Operating system. For that I bought a static IP address from my internet service provider (Hathway). They provided me a static IP address, subnet (255.255....
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1answer
14 views

How to pre-populate dot files for active directory users on RHEL

So I'm running into an interesting issue, I can't seem to find any good documentation on how to effectively go about this. I have a RHEL box connected to AD and want bootstrap each user profile so ...
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1answer
30 views

How can we set http_proxy permanantly RHEL

I have tried setting http_proxy and https_proxy using below command; but the value did not retain in Red Hat Enterprise Linux Server release 7.4. How can we set this value permanently and applicable ...
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2answers
190 views

Recover /usr/lib64 folder in Red Hat linux

First I backed up /usr/lib64 folder by copying it including all its content and named it lib64_bk, and then I made some modifications on the original folder, because of that I found myself on the need ...
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0answers
5 views

Multiple entries of same session in wtmp in RHEL 7.4

I am getting 3 entries of the same session in a wtmp file. The weird entry is the third entry, which shows log out at the same time of login. Can some help me in understanding which configuration ...
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1answer
22 views

How to determine ethernet port capability with RHEL operating systems

I am not quite sure how to word this..as you can tell by the slightly vague title. I recently purchased an MSI WE72 7RJ-1032US Mobile Workstation Laptop in hopes of making it into a development ...
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1answer
165 views

incrontab -e 'editor finished with error: No such file or directory'

When I tried to add an incron entry I got this error. incrontab -e editor finished with error: No such file or directory What am I doing wrong?