CentOS
How to Remove CentOS old kernels or CentOS freeing up disk space 1. Check currently list of installed Linux kernels with RPM command #rpm -q kernel kernel-2.6.32-573.12.1.el6.i686 kernel-2.6.32-573.18.1.el6.i686 kernel-2.6.32-573.22.1.el6.i686 kernel-2.6.32-573.
Linux
How to find installation date Linux The easiest way – determine when the file system was created # tune2fs -l /dev/sda1 | grep 'Filesystem created:' Filesystem created: Wed Apr 6 11:19:06 2016
Linux
VestaCP Forbidden You don’t have permission to access /vstats/ For fix: chmod 744 /home/admin/web/example.com/stat
CentOS
How to determine which php.ini config file loaded ? Just type: # php -ini phpinfo() PHP Version => 5.5.9-1ubuntu4.16 System => Linux host 3.13.0-85-generic #129-Ubuntu SMP Thu Mar 17 20:50:15 UTC 2016 x86_64 Build Date => Apr 20 2016 14:28:36 Server
CentOS
How To Disable SELinux on CentOS 6 Edit configuration file and set SELINUX=disabled vi /etc/selinux/config # This file controls the state of SELinux on the system. # SELINUX= can take one of these three values: # enforcing - SELinux security policy is enforced. # permissive - SELinux prints warnings instead of
CentOS
How to Install vsftpd Server on CentOS / RHEL What is vsftpd? vsftpd (very secure FTP daemon) is an FTP server for Unix-like systems. vsftpd is the default FTP server in the Ubuntu, CentOS, Fedora, RHEL Linux distributions. Step One – Update your Linux System and Install vsftpd server on CentOS # yum
CentOS
How To Configure Static IP On CentOS 6 Configure static IP on interface eth0 vi /etc/sysconfig/network-scripts/ifcfg-eth0 DEVICE="eth0" BOOTPROTO="static" HWADDR="00:41:36:94:45:DE" #Replace with your NM_CONTROLLED="yes" ONBOOT="yes" TYPE="
CentOS
CSP – Secure Copy Protocol scp -r /path/to/local/dir user@remotehost:/path/to/remote/dir
CentOS
yum install openssh-clients
Windows
How to Find Windows Installation Date You can find windows installation date with systeminfo command. Open the “Command Prompt”- press Windows Key + R, type cmd and press enter. In “Command Prompt” window type or paste following command: systeminfo | find /i “Original” for Windows 7 or Vista you should use:
CentOS
Exim is a message transfer agent for Unix systems developed at the University of Cambridge. Remove all messages from the Exim queue: # exim -bp | exiqgrep -i | xargs exim -Mrm Most useful Exim commands list: exiwhat #print what exim is doing right now exim -bp #print a list of the messages
FreeSWITCH
Verto (VER-to) RTC is a FreeSWITCH endpoint that implements a subset of a JSON-RPC connection designed for use over secure websockets. This allows a web browser or other WebRTC client to originate a call using Verto into a FreeSWITCH installation and then out to the PSTN using SIP, SS7, or