Basic Setup / Первые настройки CentOS 7

Отключаем SElinux:
     $ setenforce 0; sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/sysconfig/selinux

Установить Net-Tools:
     yum -y install net-tools


Установить VMware-Tools:
yum -y install open-vm-tools; service vmtoolsd start; systemctl enable vmtoolsd.service

Отключаем FirewallD:
     systemctl stop firewalld; systemctl disable firewalld

Устанавливаем и настраиваем IPtables и Wget:
     yum -y install iptables-services wget;  systemctl enable iptables; systemctl start iptables


Подключиение репозиториев:

sudo yum install https://dl.fedoraproject.org/pub/epel/epel-release-latest-$(rpm -E '%{rhel}').noarch.rpm

sudo yum install https://$(rpm -E '%{?centos:centos}%{!?centos:rhel}%{rhel}').iuscommunity.org/ius-release.rpm

rpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-7.rpm; rpm -Uvh

http://repo.webtatic.com/yum/el7/webtatic-release.rpm

https://support.rackspace.com/how-to/install-epel-and-additional-repositories-on-centos-and-red-hat/

Установка NTP:
yum -y install ntp; cp /usr/share/zoneinfo/Europe/Moscow /etc/localtime
crontab -e
0 0 * * * /sbin/ntpdate ru.pool.ntp.org
systemctl enable ntpd

Устанавливаем количество ядер системы не более 2х:
sed -i 's/installonly_limit=5/installonly_limit=2/g' /etc/yum.conf

Обновление системы:

yum -y update

Всё сразу:
setenforce 0; sed -i 's/SELINUX=enforcing/SELINUX=disabled/g' /etc/sysconfig/selinux;  yum -y install net-tools; yum -y install open-vm-tools; service vmtoolsd start; systemctl enable vmtoolsd.service; systemctl stop firewalld; systemctl disable firewalld;  yum -y install iptables-services wget;  systemctl enable iptables; systemctl start iptables; rpm -Uvh http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-8.noarch.rpm; rpm -Uvh http://rpms.famillecollet.com/enterprise/remi-release-7.rpm; rpm -Uvh http://repo.webtatic.com/yum/el7/webtatic-release.rpm; sed -i 's/installonly_limit=5/installonly_limit=2/g' /etc/yum.conf; yum -y update

Создание шаблона под VMWARE