![firewall-cmd](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
firewall-cmd
firewall-cmd is used to manage firewall (iptables). It is used by default on latest version of CentOS, RHEL. Firewalld list
![Install PHP 7.2 on CentOS from yum](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
Install PHP 7.2 on CentOS from yum
First you need to install Remi repository https://rpms.remirepo.net Enable epel repo with yum install epel-release -y On CentOS 7 rpm
![CentOS](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
CentOS
CentOS 8 CentOS 7 CentOS 6
![Install Google Chrome on CentOS 7 64 bit](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
Install Google Chrome on CentOS 7 64 bit
To install Google Chrome on CentOS 7 (Chrome won’t work on CentOS 6 as it is using older version of
![Delta RPMs disabled](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
Delta RPMs disabled
When i install software on CentOS server, i get following warning Delta RPMs disabled because /usr/bin/applydeltarpm not installed. You can
![hostnamectl](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
hostnamectl
To set hostname for your server in CentOS 7, run
![install sysstat on centos](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
install sysstat on centos
To install sysstat/sar on CentOS, run yum install sysstat Enable and start sysstat systemctl enable sysstat systemctl start sysstat systemctl
![Install tmux on CentOS 6](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
Install tmux on CentOS 6
tmux is a terminal emulator. It work like screen, but have more features. CentOS 6 do not come with tmux,
![CentOS 7 Cannot find autoconf](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
CentOS 7 Cannot find autoconf
When install redis php module, i get error Cannot find autoconf. Please check your autoconf installation and the $PHP_AUTOCONF environment
![CentOS 7 configure: error: Cannot find libtidy](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
CentOS 7 configure: error: Cannot find libtidy
When compiling PHP 7 on CentOS 7, i got error configure: error: Cannot find libtidy To fix this, install libtidy-devel
![Installing Redis PHP module CentOS 7](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
Installing Redis PHP module CentOS 7
Lets search for available redis packages [root@vps154294 smartfst]# yum search redis Loaded plugins: fastestmirror Loading mirror speeds from cached hostfile
![Installing Redis On CentOS 7](https://serverok.in/wp-content/themes/understrap-child/images/default.webp)
Installing Redis On CentOS 7
To install Redis on CentOS, run yum install redis Start redis with service redis start Set redis to start on