Linux 7 Configuring a Network Interface

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External

Internal

Overview

The configuration files corresponding to the network interfaces are located in /etc/sysconfig/network-scripts.

ifcfg-eth0 example: 

DEVICE="eth0"
NAME="eth0"
TYPE="Ethernet"
ONBOOT="yes"
IPADDR="192.168.1.9"
NETMASK="255.255.255.0"
PREFIX="24"
GATEWAY="192.168.1.1"
DNS1="192.168.1.1"
BOOTPROTO="none"
DEFROUTE="yes"
IPV4_FAILURE_FATAL="no"
IPV6INIT="yes"
IPV6_AUTOCONF="yes"
IPV6_DEFROUTE="yes"
IPV6_FAILURE_FATAL="no"
IPV6_PEERDNS="yes"
IPV6_PEERROUTES="yes"
IPV6_PRIVACY="no"


Configure a Network Interface after Cloning a VM Image

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