CentOS 初期設定

■IPAddressの割り当て

 #nmcli c m ens192 ipv4.method manual ipv4.address 172.22.xxx.xx/24 connection.autoconnect yes

■Default Gateway の割り当て

#nmcli c modify ens192 ipv4.gateway 172.22.130.254

■DNS の割り当て

#nmcli connection modify ens192 ipv4.dns 172.22.130.1

■NetworkManagerの再起動

#systemctl restart network
#nmcli d show

■OS　Update

# yum update

■Firewalld設定

#firewall-cmd --zone=public --add-service=https --permanent
#firewall-cmd --list-all

■NTP設定

#date
#yum install ntp
#vi /etc/ntp.conf
#systemctl restart ntpd
#ntpq -p

■SELinuxの無効化

# vi /etc/sysconfig/selinux
=========================================================
# 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 enforcing.
#     disabled - No SELinux policy is loaded.
SELINUX=disabled
# SELINUXTYPE= can take one of three two values:
#     targeted - Targeted processes are protected,
#     minimum - Modification of targeted policy. Only selected processes are protected.
#     mls - Multi Level Security protection.
SELINUXTYPE=targeted
=========================================================