1、图形界面
①图形用户界面找到如下按钮
②选择【PCI以太网】
③选择【有线设置】
④打开如下开关
⑤此时IP参数自动获取成功
若想手动配置IP参数则可如下操作:
2、文本图形界面:nmtui
①输入nmtui
②会进入此界面。使用键盘上下键移动选择编辑连接
③选择【以太网】
④选择【IPv4配置】
⑤此时可以开始配置IP参数,然后选择确定
⑥配置完成,选择【退出】
3、命令行编辑
方法一:
①nmcli connection edit
②选择网络类型:e
③选择IP版本类型:go ipv4
④修改地址:set addresses 192.168. . /24
⑤确认修改:yes
⑥设置网关:set gateway 192.168. .1
⑦保存修改内容:save
⑧激活信息:activate eno16777736
[root@localhost ~]# nmcli connection edit
无效连接类型:generic, 802-3-ethernet (ethernet), pppoe, 802-11-wireless (wifi), wimax, gsm, cdma, infiniband, adsl, bluetooth, vpn, 802-11-olpc-mesh (olpc-mesh), vlan, bond, team, bridge, bond-slave, team-slave, bridge-slave
输入连接类型:e
===| nmcli interactive connection editor |===
添加新 '802-3-ethernet' 连接
输入 'help' 或者 '?' 查看可用命令。
输入 'describe [<setting>.<prop>]' 查看详细的属性说明。
您可以编辑如下设置:connection, 802-3-ethernet (ethernet), 802-1x, ipv4, ipv6, dcb
nmcli> go ipv4
您可以编辑以下属性:method, dns, dns-search, addresses, gateway, routes, route-metric, ignore-auto-routes, ignore-auto-dns, dhcp-hostname, dhcp-send-hostname, never-default, may-fail, dhcp-client-id
nmcli ipv4> set addresses 192.168.236.131
您还要将 'ipv4.method' 设定为 'manual' 吗 [yes]:yes
nmcli ipv4> set gateway 192.168.236.1
nmcli ipv4> save
Saving the connection with 'autoconnect=yes'. That might result in an immediate activation of the connection.
Do you still want to save? (是/否) [是] 是
成功保存连接 'ethernet' (048e78b2-955f-4637-939b-f7a1d213b00d)。
nmcli ipv4> activate eno16777736
方法二:
①一次性配置:
此条必须单独写 : nmcli connection up eno16777736
[root@localhost ~]# nmcli connection modify eno16777736 +ipv4.addresses 192.168.236.132/24 ipv4.gateway 192.168.236.1 ipv4.dns 114.114.114.114 connection.autoconnect yes
[root@localhost ~]# nmcli connection up eno16777736
②逐条配置:
[root@localhost ~]# nmcli connection modify eno16777736 ipv4.addresses 192.168.236.133/24
[root@localhost ~]# nmcli connection modify eno16777736 ipv4.gateway 192.168.236.1
[root@localhost ~]# nmcli connection modify eno16777736 ipv4.dns 8.8.8.8
[root@localhost ~]# nmcli connection modify eno16777736 ipv4.method manual
[root@localhost ~]# nmcli connection modify eno16777736 connection.autoconnect yes
[root@localhost ~]# nmcli connection up eno16777736
4、(不推荐)更改网卡的配置文件
vim /etc/sysconfig/network-scripts/ifcfg-eno16777736
BOOTPROTO=none/stati ( none表示不使用启动地址协议static静态地址协议)
ONBOOT=yes (在系统启动时激活网卡)
IPADDR=192.168. .
NETMASK=255.255.255.0
GATEWAY=192.168. .1
IPAADDR1=192.168. .
修改完成之后,重启服务:systemctl restart network
网关配置文件:/etc/sysconfig/network
DNS配置文件:/etc/resolv.conf