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Questions tagged [centos]

Community ENTerprise Operating System; a Linux distribution based on Red Hat Enterprise Linux widely used on web servers.

0
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1answer
17 views

how do I ssh Linux VM over virtualbox from windows

I spin up a Centos7 virtual machine over Virtualbox and trying to access via ssh from putty over windows from another machine in a same network, below are the details of my VM: IP addresses: Windows ...
0
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1answer
22 views

Home server becomes unresponsive after indeterminate time

I've been having an issue with a home server of mine (mostly used for plex) becoming unresponsive after steadily decreasing amounts of time. I originally noticed the issue a few months ago but put ...
0
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1answer
31 views

CentOS 7: installed devtoolset-7, but GCC 7.8 is using GCC 4.8 installation's old C++ include files

I'm trying to compile and install Pistache on a CentOS 7 machine, following their instructions. This is a package that requires C++ 11, so since the Development Tools package on CentOS 7 installs an ...
0
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1answer
28 views

CENTOS command won't run on startup

I have rtorrent installed and I am trying to run this command so it runs automatically on startup: screen -S rtorrent -d -m su root -c "rtorrent" I added it to: nano /etc/rc.local But nothing seems ...
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0answers
14 views

Authentication token manipulation error for root password update

Without changing the password, I suddenly could not log into the centos 7 root account, while the system says the password is not correct. I have a user under sudoer group, so I did "sudo su" and ...
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0answers
6 views

Username canonicalization in kerberos tickets

I have following problem with my system. Server-Linux is attached to Active Directory and hasAD-REALM. Client-Linux is attached to freeipa and has LINUX-REALM. Freeipa trusts Active Directory (one ...
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0answers
38 views

VPN over layer 2 setup

Firstly, I'd like to mention, that I have only some IT knowledge, so I'm looking forward for you correcting me everytime I get something wrong :) Also, I'm not expecting cmd-by-cmd solution, although ...
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0answers
14 views

yum update failed “StopIteration” hdr = idx.next()

Just trying a routine yum update And first got this: ... Cleanup : ncurses-base-5.7-3.20090208.el6.x86_64 ...
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0answers
11 views

Give access to CloudFlare IPs in iptables

I trying to DROP all requests except CloudFlare requests, and give SSH access to a certain ip. so I write this rules : iptables -P INPUT DROP iptables -P OUTPUT ACCEPT iptables -P FORWARD DROP ...
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0answers
12 views

Lost connectivity after creating macvlan

I am a complete noob at Linux networking, but I have a homeserver with a bunch of KVMs for various services. Anyway all the KVMs have macvtap interfaces, which means that by default the host cannot ...
0
votes
1answer
49 views

FFMPEG - why do I end up with old version after installing?

I managed to install FFMPEG on Centos via WHM following this guide. But when I run ffmpeg -version I get: 2.8.15 ...whereas the official site says the latest version is 4.0.2. How can I update my ...
0
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1answer
8 views

How to make UFW work with firewalld on CentOS 7?

I've installed UFW on a fresh CentOS 7 installation, but it doesn't open the ports. I'm configuring UFW as I would on a Debian system: sudo ufw default deny incoming sudo ufw default allow outgoing ...
2
votes
1answer
11 views

Will enabling the debug shell affect the systemd shutdown sequence?

I'm troubleshooting an issue where CentOS stops at "Reached target Shutdown" when I issue a reboot command. In other words the system does not reboot but remains as is after printing the mentioned ...
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votes
0answers
14 views

Centos 7 on vmware stopped while booting

I suspended CentOS 7 on VMware while updating and later when I tried to boot the virtual machine it stopped here: I tried to repair virtual machine but this error repeats. I don't have access to ...
0
votes
1answer
37 views

Apache not executing PHP on CentOS 7 in browser

I've installed the following: [root@localhost conf.d]# yum list installed | grep 'http' httpd.x86_64 2.4.6-80.el7.centos.1 @updates httpd-tools.x86_64 2.4.6-...

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