标签:stat 指定 uuid ace ns3 WAD code efault cat
nmcli命令可以参考这个:https://mp.weixin.qq.com/s/y64vMJqfbtDGXcTDz6R-mQ
[root@linux1 ~]# nmcli
ens33: connected to ens33
"Intel 82545EM"
ethernet (e1000), 00:0C:29:D3:DD:51, hw, mtu 1500
ip4 default
inet4 192.168.38.123/24
route4 192.168.38.0/24
route4 0.0.0.0/0
route4 172.18.0.0/16
inet6 fe80::20c:29ff:fed3:dd51/64
route6 ff00::/8
route6 fe80::/64
ens37: connected to Wired connection 1
"Intel 82545EM"
ethernet (e1000), 00:0C:29:D3:DD:5B, hw, mtu 1500
inet4 192.168.38.142/24
route4 0.0.0.0/0
route4 192.168.38.0/24
inet6 fe80::a439:f7bd:b0c0:84be/64
route6 fe80::/64
route6 ff00::/8
[root@linux1 ~]# nmcli
agent device help networking
connection general monitor radio
[root@linux1 ~]# nmcli connection show
NAME UUID TYPE DEVICE
ens33 c96bc909-188e-ec64-3a96-6a90982b08ad ethernet ens33
Wired connection 1 97f5b522-19ca-3a36-9ee2-7ad076028521 ethernet ens37
[root@linux1 ~]# nmcli connection show ens33
connection.id: ens33
connection.uuid: c96bc909-188e-ec64-3a96-6a90982b08ad
connection.stable-id: --
connection.type: 802-3-ethernet
connection.interface-name: ens33
connection.autoconnect: yes
connection.autoconnect-priority: 0
[root@linux1 ~]# nmcli device show ens33
GENERAL.DEVICE: ens33
GENERAL.TYPE: ethernet
GENERAL.HWADDR: 00:0C:29:D3:DD:51
GENERAL.MTU: 1500
GENERAL.STATE: 100 (connected)
GENERAL.CONNECTION: ens33
[root@linux1 ~]# nmcli connection show --active
NAME UUID TYPE DEVICE
ens33 c96bc909-188e-ec64-3a96-6a90982b08ad ethernet ens33
Wired connection 1 97f5b522-19ca-3a36-9ee2-7ad076028521 ethernet ens37
[root@linux1 ~]# nmcli connection show
NAME UUID TYPE DEVICE
ens33 c96bc909-188e-ec64-3a96-6a90982b08ad ethernet ens33
Wired connection 1 97f5b522-19ca-3a36-9ee2-7ad076028521 ethernet ens37
#删除
[root@linux1 ~]# nmcli connection delete Wired\ connection\ 1
Connection ‘Wired connection 1‘ (97f5b522-19ca-3a36-9ee2-7ad076028521) successfully deleted.
#查看
[root@linux1 ~]# nmcli connection show
NAME UUID TYPE DEVICE
ens33 c96bc909-188e-ec64-3a96-6a90982b08ad ethernet ens33
# 查看网卡名
[root@linux1 ~]# ip addr show ens37
4: ens37: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
link/ether 00:0c:29:d3:dd:5b brd ff:ff:ff:ff:ff:ff
#开始表演
# 网卡类型为ethernet ifname为网络接口名字ens37,ip,网关,BOOTPROTO为自动
[root@linux1 ~]# nmcli connection add type ethernet ifname ens37 ipv4.addresses 192.168.38.
142/24 ipv4.gateway 192.168.38.2 ipv4.method manual
Connection ‘ethernet-ens37‘ (5397a06b-81d2-47ce-a06f-0c76af02c5b4) successfully added.
[root@linux1 ~]# nmcli connection show
NAME UUID TYPE DEVICE
ens33 c96bc909-188e-ec64-3a96-6a90982b08ad ethernet ens33
ethernet-ens37 5397a06b-81d2-47ce-a06f-0c76af02c5b4 ethernet ens37
# 查看生成的配置文件
[root@linux1 ~]# cat /etc/sysconfig/network-scripts/ifcfg-ethernet-ens37
#原来的样子
[root@linux1 ~]# nmcli connection show
NAME UUID TYPE DEVICE
ens33 c96bc909-188e-ec64-3a96-6a90982b08ad ethernet ens33
ethernet-ens37 5397a06b-81d2-47ce-a06f-0c76af02c5b4 ethernet ens37
#修改后的样子
[root@linux1 ~]# nmcli connection modify ethernet-ens37 con-name ens37
[root@linux1 ~]# nmcli connection show
NAME UUID TYPE DEVICE
ens33 c96bc909-188e-ec64-3a96-6a90982b08ad ethernet ens33
ens37 5397a06b-81d2-47ce-a06f-0c76af02c5b4 ethernet ens37
#添加DNS
[root@linux1 ~]# nmcli connection modify ens37 +ipv4.dns 123.123.123.123
[root@linux1 ~]# nmcli connection modify ens37 +ipv4.addresses 192.168.38.161/24
[root@linux1 ~]# nmcli connection modify ens37 -ipv4.addresses 192.168.38.161/24
[root@linux1 ~]# nmcli connection reload
[root@linux1 ~]# systemctl restart network
nmcli命令学习(必须会,CentOS8都默认nmcli了)
标签:stat 指定 uuid ace ns3 WAD code efault cat
原文地址:https://blog.51cto.com/14012942/2432243