Network-Centos 8

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Adding a network alias interface

$ cp ifcfg-eth1 ifcfg-eth1:1

TYPE=Ethernet
DEVICE=eno1:1
NAME=eno1:1
ONBOOT=yes
NM_CONTROLLED=yes
BOOTPROTO=none
PROXY_METHOD=none
BROWSER_ONLY=no
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
UUID=e6e788ad-8b08-4ac2-b712-474ec484d639
IPADDR=172.14.0.6
NETMASK=255.255.255.0
PREFIX=24
GATEWAY=172.14.0.1

$ifup eth0:1