' 案例01：配置基本的網絡信息
Hostname:station.rhce.cc
IP address:192.168.122.100
Netmask:255.255.255.0
Gateway:192.168.122.1l
NameServer:192.168.122.10
su -
hostnamectl set-name <hostname> <=== 設置計算機名
// 網卡驅動未安裝：（1）檢查PCI插槽是否有Ethernet網卡設備；（2）ifconfig -a 是否顯示的出eth*
lspci | grep Eth* <=== 搜索局域網PCI插槽的硬件情況，檢查是否有ethernet網卡設備
ifconfig -a
// 網卡驅動安裝
uname -a <=== 檢查Linux版本型號，並從網上下載網卡驅動
make clean modules
make install
depmod -a
ifconfig -a
nmcli connection add type ethernet con-name <NIC_Name> ifname <NIC_Name> <=== 在NIC_Name設備上配置一個名爲NIC_Name的DHCP連接
nmcli connection modify <NIC_Name> ipv4.addresses 192.168.26.100/24
nmcli connection modify <NIC_Name> ipv4.method manual
nmcli connection modify ipv4.gateway 192.168.26.1
nmcli connection show <NIC_Name> | grep ipv4
nmcli connection modify <NIC_Name> ipv4.dns 192.168.26.10
vim /etc/sysconfig/network-scripts/ifcfg-<NIC_Name>
// 查看網卡配置文件/etc/sysconfig/network-scripts/ifcfg-<NIC_Name>原始信息
TYPE="Ethernet"
BOOTPROTO="dhcp"
DEFROUTE="yes"
IPV4_FAILURE_FATAL="no"
IPV6INIT="yes"
IPV6_AUTOCONF="yes"
IPV6_DEFROUTE="yes"
IPV6_FAILURE_FATAL="no"
NAME="eno16777736"
UUID="85245f57-1bfb-4431-98eb-c15688524990"
ONBOOT="yes"
HWADDR="00:0C:29:3E:58:D8"
PEERDNS="yes"
PEERROUTES="yes"
IPV6_PEERDNS="yes"
IPV6_PEERROUTES="yes"
systemctl restart network
exit
//驗證
host station.rhce.cc
cat /etc/resolv.conf
nmcli connection modify eno16777736 ipv4 192.168.122.10
systemctl restart network
host station.rhce.cc