nmcli幾個常用指令

1.nmcli connection 用于檢視連接配接

2.nmcli device用于檢視目前網絡裝置

3.nmcli connection modify用于修改目前連接配接配置

4.nmcli connection reload 重新加載連接配接配置

簡單示例如下：

[[email protected] /]# nmcli connection

NAME UUID TYPE DEVICE

eno1 6b06dff7-65a3-4ca7-bfc7-c3bf1af8d52f ethernet eno1

virbr0 1486fe12-2531-42a1-a413-ecba62d34a84 bridge virbr0

eno1 2df29981-3b89-4862-9b23-652e7b5027b7 ethernet –

[[email protected] /]# nmcli connection show

NAME UUID TYPE DEVICE

eno1 6b06dff7-65a3-4ca7-bfc7-c3bf1af8d52f ethernet eno1

virbr0 1486fe12-2531-42a1-a413-ecba62d34a84 bridge virbr0

eno1 2df29981-3b89-4862-9b23-652e7b5027b7 ethernet –

[[email protected] /]# nmcli connection show eno1

connection.id: eno1

connection.uuid: 6b06dff7-65a3-4ca7-bfc7-c3bf1af8d52f

…

ipv4.method: manual

ipv4.dns: 192.168.1.1

ipv4.dns-search: –

ipv4.dns-options: “”

ipv4.dns-priority: 0

ipv4.addresses: 192.168.1.2/24

ipv4.gateway: 192.168.1.1

ipv4.routes: –

ipv4.route-metric: -1

ipv4.route-table: 0 (unspec)

[[email protected] /]# nmcli connection show -active

NAME UUID TYPE DEVICE

eno1 6b06dff7-65a3-4ca7-bfc7-c3bf1af8d52f ethernet eno1

virbr0 1486fe12-2531-42a1-a413-ecba62d34a84 bridge virbr0

[[email protected] /]# nmcli connection show eno1

connection.id: eno1

connection.uuid: 6b06dff7-65a3-4ca7-bfc7-c3bf1af8d52f

…

ipv4.method: manual

ipv4.dns: 192.168.1.1

ipv4.dns-search: –

ipv4.dns-options: “”

ipv4.dns-priority: 0

ipv4.addresses: 192.168.1.2/24

ipv4.gateway: 192.168.1.1

[[email protected] /]# nmcli device

DEVICE TYPE STATE CONNECTION

eno1 ethernet connected eno1

virbr0 bridge connected virbr0

lo loopback unmanaged –

virbr0-nic tun unmanaged –

[[email protected] /]# nmcli device show

GENERAL.DEVICE: eno1

GENERAL.TYPE: ethernet

GENERAL.HWADDR: 90:B1:1C:8F:4C:33

GENERAL.MTU: 1500

GENERAL.STATE: 100 (connected)

GENERAL.CONNECTION: eno1

GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveC>

WIRED-PROPERTIES.CARRIER: on

IP4.ADDRESS: 192.168.1.2/24

IP4.GATEWAY: 192.168.1.1

IP4.ROUTE: dst = 192.168.1.0/24, nh = 0.0.0.0, mt >

IP4.DNS: 192.168.1.1

[[email protected] /]# nmcli device show eno1

GENERAL.DEVICE: eno1

GENERAL.TYPE: ethernet

GENERAL.HWADDR: 90:B1:1C:8F:4C:33

GENERAL.MTU: 1500

GENERAL.STATE: 100 (connected)

GENERAL.CONNECTION: eno1

GENERAL.CON-PATH: /org/freedesktop/NetworkManager/ActiveC>

WIRED-PROPERTIES.CARRIER: on

IP4.ADDRESS: 192.168.1.2/24

IP4.GATEWAY: 192.168.1.1

IP4.ROUTE: dst = 192.168.1.0/24, nh = 0.0.0.0, mt >

IP4.DNS: 192.168.1.1

[[email protected] /]# nmcli connection modify eno1 ipv4.method manual ipv4.addresses 192.168.1.2/24 ipv4.gateway 192.168.1.1 ipv4.dns 192.168.1.1

[[email protected] /]# nmcli connection reload