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

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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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2answers
53 views

Why does RHEL offer updates for hardware I don't have?

RHEL 7 offers me to install 150+ updates, and it seems most part of these updates are not applicable to my server. For example it offers to install some "WiFi" Firmware, but my server doesn't have any ...
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1answer
128 views

Veritus volume manager perl not avaliable

I am trying to install veritas volume manager on Centos 6.5 while running the script its throwing me Cannot find perl to execute
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415 views

How to configure teaming in RHEL 7?

I've used RedHat documentation to configure LACP on my server. Now I see "Connecting" on the Team just created: why "team0" is mentioned twice in the list? Why is it "Connecting", not "Connected? ...
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229 views

Configure cron for daily NMon task

I want to configure a cron job for NMon to gather stats during all day, everyday. Leaving a file per day to dump into NMon Analyser. I know the proper command to get a spreadsheet format its ...
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1answer
352 views

How to keep the VNC service running after reboot (RHEL 6)?

I have installed the vncserver related package and am able to access the desktop through the client. But on restarting the Linux machine, I am loosing the VNC session and again I am supposed to run ...
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1answer
467 views

RHEL 7 - how to configure teaming on internet-less server?

I'm preparing to install RHEL 7 on my server. I read in doc that The networking teaming daemon, teamd, is not installed by default. To install teamd, issue the following command as root: yum install ...
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1answer
647 views

Reboot Redhat Enterprise Linux

How can I reboot the RHEL from CLI using the systemctl method?
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1answer
1k views

ssh public key authentication not working

I had my keys set up so I can ssh between machines without having to enter a password and everything was working for a while but then, all of a sudden, I'm being prompted for a password on some ...
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3answers
407 views

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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231 views

RHEL 6.1 yum hangs on “Updating Red Hat repositories.”

I just registered my RHEL 6.1 system using rhn_register. However, when I try to run any "yum" command, it gets stuck on "Updating Red Hat repositories" and never does anything. BTW I can run this ...
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135 views

How are network and SCSI kernel modules handled differently from other kernel modules?

I used modprobe to load the 8021q.ko module on a server. I expected to have to do this every time the server rebooted until I made it persistent. However, to my surprise, it was loaded automatically ...
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1answer
92 views

cd to a child directory of a symlink fails

To build a kernel module, you have to do make -C where -C is cd functionality. As my make failed a lot of times, I found this: [root@ror6ax2 modules]# ls -l /lib/modules/`uname -r` | grep build ...
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1answer
626 views

RHEL: man page for interface configuration files

How to get the man page for ifcfg-$Interface files? Something like man 5 $Keyword for /etc/sysconfig/network-scripts/ifcfg-enp0s3. Is there not a man page? Is the keyword wrong? RHEL:~# cat ...
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1answer
3k views

How do I resolve the url timeout error when running a yum command?

I'm trying to upgrade SVN 1.6 to 1.8. When I run the commands: yum install mod_dav_svn subversion I get the following error (after a short pause): ...
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1answer
364 views

Yum installation of package specific modules

I was playing around with texlive package recently and found out that there is a way to install tex style packages with yum install 'tex(package.sty)' command. I've never seen package name was ...
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1answer
65 views

Kickstart using only SAN disks

How would a kickstart file look like (using RHEL or a RHEL derivative), or is it even possible with it when we have zero local disks, and we only have disks from SAN? (Kickstart method is needed ...
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2answers
1k views

How to uninstall vmware-tools-foundation

So I am having lots of problems with this: Warning: RPMDB altered outside of yum. ** Found 21 pre-existing rpmdb problem(s), 'yum check' output follows: ...
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3answers
1k views

Why when I ssh into one server it shows bash and the other have my username?

So at work I have two web servers that I am able to ssh into. Both are RHEL 6.5 When I log into one, it shows this: [username@ldvweb01 /]$ When I log into the other one it shows: -bash-4.1$ ...
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2answers
297 views

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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1answer
231 views

Permission denied tmp dir on STIG RHEL

I am writing a program for a DISA STIG version of Red Hat Linux 6.5. I wrote a shell script to do self extracting on the program and when it self extracts put temporary files in the tmp directory that ...
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1answer
178 views

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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1answer
166 views

What's the difference between TYPE and DEVICETYPE directives in ifcfg scripts?

While learning the Network Teaming objective of the RHCE (RHEL7) exam I noticed that examples use DEVICETYPE directive in the ifcfg scripts for master and port interfaces. I knew there was TYPE ...
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1k views

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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268 views

How to merge config files interactively after “yum update”

After system packages are updated with "yum update", config files which could not be overwritten are not replaced, but we can find *.rpmnew files near by. By design system administrator must merge ...
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277 views

Yum or Reposync: How can I slowly remove a repository without unintended dependency issues?

I have used reposync to create and maintain local copies of two repositories, remi and remi-test. These are repositories maintained by Remi Collet. On several systems in an internal LAN, I added both ...
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724 views

Should reposync download repodata?

I am using reposync on an RHN repo. It downloads the RPMs just fine, but doesn't download repodata. I know I can run createrepo, but I'd like to keep group install info. Is this normal behavior? ...
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3answers
389 views

Screen capture application for RHEL6.5

I need some screen capture application for RHEL6.5 and tried few ways to get one but failed. yum install gnmoe-utils and got: Reading Local RPMDB rpmdb time: 0.000 Setting up Install Process ...
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1answer
263 views

How to install glibc version that corresponds to GCC 4.4 on RHEL5

We have a program with executables built on RHEL6 using GCC4.4 and we need to run it on RHEL5.5. But RHEL5.5, by default does not have the necessary version of glibc. Has anyone faced such an issue ...
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2answers
2k views

How to force change linux password even if similar as previous

I am trying to change my current password in Red Hat Enterprise Linux Server release 5.10 (Tikanga) but it says my new password is too similar. Is there any way to force change ? $ passwd Changing ...
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1answer
590 views

Root is receiving “operation not permitted” error when trying to move a a users .bash_profile

This are the permissions on the RHEL5 machine: [root@server1 belmin]# ls -la | egrep '\.(bash_profile)?$' drwx------ 9 belmin belmin 4096 Sep 16 14:29 . drwxr-xr-x 40 root root 4096 ...
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1answer
938 views

Init script to run a script as specific user

/apps/data/service/bin/startup.sh This is the script i want to be executed during RHEL booting. I want it to be run in runlevel 3 only. And i want this script to be started as specific user, ...
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90 views

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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1answer
509 views

Can anything useful be done with a truncated core?

We have processes written in a mix of Python, Java and C++ that core dump from time to time. They allocate more memory in chunks as needed during runtime, and are known to crash when their allocation ...
2
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1answer
904 views

.bashrc and .bash_profile not executed [closed]

I'm running RHEL5. I added simple alias command into ~/.bashrc. When I start a new terminal, nothing happens but source ~/.bashrc works so I know the syntax is correct. I also ...
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1answer
6k views

Rhel7: telnet: no route to host

I have installed RHEL7 GA version, and installed the xinetd and telnet packages. But when I am trying to telnet from another host to RHEL 7 its giving this error: Trying 10.235.x.x... telnet: connect ...
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152 views

Get KERN_DEBUG messages into syslog on rhel7/centos7?

I've been trying to get KERN_DEBUG messages logged to a file in centos7, but have had no luck. I can get them just fine from "dmesg," but not /var/log/messages or /var/log/dmesg Here's a MWE kernel ...
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563 views

Remote connection to RedHat virtual machine from other PCs in the network

I have installed a virtual machine RHEL 6.1 using Oracle Virtual Box on my Windows 7 Computer. I have set the network options to Bridged adapter mode, my host Computer (Win-7) is connected on my home ...
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3answers
2k views

Using nohup to keep a script running indefinitely

I am very new to Linux and I've only been using it to SSH to my web server using Putty. The issue I am having is this: Basically I've got 2 php scripts. One get_tweets.php constantly listens for ...
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1answer
202 views

How do I determine if the linux password was changed?

I'm developing an application which is distributed on a VM. The default password is always the same, but it's hash in /etc/shadow changes with every release. How can I programmatically (e.g., from a ...
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3answers
163 views

Do we need to enable G++ on RHEL 6.1

I have RHEL6.1 but I can't compile using g++, when I execute g++, I get the below : -bash: g++: command not found so I assume I don't have g++ but I do have gcc installed. When I run gcc -v. I ...
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1k views

Tried changing to static ip in RedHat 6.5 using VMWare. Unable to access the internet now

I followed resources on the internet to assign static ip address for RedHat 6.5 installation in VMWare. I am unable to access the internet after that. My terminal output of the files I changed are as ...
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1answer
217 views

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 ...
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1answer
1k views

how to enable mcrypt in php5.5 with rhel6.5

i am using rhel6 OS with php5 But i am unable to add mcrypt extension for php5. Lots of Google but doesn't find any solution. [root@lav6 modules]# locate mcrypt.so /usr/lib64/libmcrypt.so ...
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2answers
717 views

disabling ctrl-alt-del and /etc/init

My OS is RHEL 6.2 I disable Ctrl+Alt+Del by changing in /etc/init/control-alt-del.conf the line exec /sbin/shutdown -r now "Control-alt-del pressed" by exec /bin/true I'll be testing it next ...
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3answers
6k views

What does eno mean in network interface name 'eno16777736' for CentOS 7 or RHEL 7?

Under consistent network device naming scheme, what does 'eno' stand for in network interface name 'eno16777736' for CentOS 7 or RHEL 7?
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294 views

OPENVPN AS - Could not connect to the test server on the Internet

I have set up OpenVPN on my server and I can access it through Tunnelblick. I am however having issues to set up OpenVPN Access Sever. After Install I noticed that in the server name field there was ...
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0answers
92 views

Want to assign dedicated default gateway on Two NIC card on linux server

We have one server having two nic cards. Here we configured two separate networks on both nics and having different gateway. However our one sub-net is able to communicate to outside network second ...
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821 views

zerombr and clearpart not working in RHEL7

I've been using the following simple partitioning scheme to setup some RedHat machines. zerombr clearpart --all --initlabel bootloader --location=mbr autopart The unfortunate part is that I know ...
2
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1answer
933 views

yum: RPM dependency tree

I'm going to install an RPM package and I can see that some of dependencies requires X server libraries to be installed as well. I'm absolutely sure that the package I need is a server software and ...