Tags » CentOS

Using a Virtual Machine to install CentOS.

Running a Virtual Machine (VM) with a Linux OS on a Windows 10 PC

Today we will look at how we can install a Linux based OS and talk about why we might want to and any benefits an open source Linux OS might offer. 324 more words

Roundcube - IMAP Server dropping the connection

When trying to log into your email account via the Roundcube webmail client and IMAP keeps dropping the connection you can fix this by:

  • #tail -20 /var/cpanel/roundcube/log/errors  —>To check the logs…
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Permission denied (publickey,gssapi-keyex,gssapi-with-mic)

When trying to log into a server with WHM/cPanel via SSH and you get this error:

Permission denied (publickey,gssapi-keyex,gssapi-with-mic)

This will be because password authentication is disabled in the sshd_config file… 29 more words


How to connect to Cisco routers using Minicom

In this tutorial, I am going to show you how to connect to a Cisco router by using Minicom terminal. I am using Linux by the way. 314 more words


Understanding logrotate utility

Logs are useful when you want to track usage or troubleshoot an application. As more information gets logged, however, log files use more disk space. Over time a log file can grow to unwieldy size. 1,661 more words


How to setup a static network interface in Centos 7

In this example we set as static interface 'eth0'

:~$ sudo vim /etc/sysconfig/network-scripts/ifcfg-eth0

Add the following where X.X.X.X are the appropriate ip addresses:

restart the network service:
:~$ systemctl restart network.service

How to install Centos in text mode

Boot your system with the Centos CD/DVD. In the menu screen hit the ESC button,
then type: linux text