nmcli的命令参数
[root@localhost ~]# nmcli --help
Usage: nmcli [OPTIONS] OBJECT { COMMAND | help }
OPTIONS
-t[erse] terse output
-p[retty] pretty output
-m[ode] tabular|multiline output mode
-f[ields] <field1,field2,...>|all|common specify fields to output
-e[scape] yes|no escape columns separators in values
-n[ocheck] don't check nmcli and NetworkManager versions
-a[sk] ask for missing parameters
-w[ait] <seconds> set timeout waiting for finishing operations
-v[ersion] show program version
-h[elp] print this help
OBJECT
g[eneral] NetworkManager's general status and operations
n[etworking] overall networking control
r[adio] NetworkManager radio switches
c[onnection] NetworkManager's connections
d[evice] devices managed by NetworkManagernmcli的常用命令选项
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[root@localhost ~]# nmcli connection
add down help modify show
delete edit load reload up 查看网卡
[root@localhost ~]# nmcli connection show
NAME UUID TYPE DEVICE
eno16777736 ce1a55de-9427-4f08-9ff8-256ac08ebd78 802-3-ethernet eno16777736
[root@localhost ~]# ip addr
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno16777736: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pffo_fast state UP qlen 1000
link/ether 00:0c:29:4d:bb:53 brd ff:ff:ff:ff:ff:ff
inet 192.168.10.10/24 brd 192.168.10.255 scope global
eno16777736
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fe4d:bb53/64 scope link
valid_lft forever preferred_lft forever
3: eno33554992: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pfifo_fast state UP qlen 1000
link/ether 00:0c:29:4d:bb:5d brd ff:ff:ff:ff:ff:ff添加网卡到配置文件，并且命名为eth1
[root@localhost ~]# nmcli connection add ifname eno33554992 con-name eth1 type ethernet
Connection 'eth1' (5f1fde10-d2a2-4ea5-8213-7cdb53bb59bf) successfully added.
[root@localhost ~]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state
UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno16777736: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pfifo_fast state UP qlen 1000
link/ether 00:0c:29:4d:bb:53 brd ff:ff:ff:ff:ff:ff
inet 192.168.10.10/24 brd 192.168.10.255 scope global
eno16777736
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fe4d:bb53/64 scope link
valid_lft forever preferred_lft forever
3: eno33554992: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pfifo_fast state UP qlen 1000
link/ether 00:0c:29:4d:bb:5d brd ff:ff:ff:ff:ff:ff
inet6 fe80::20c:29ff:fe4d:bb5d/64 scope link
valid_lft forever preferred_lft forever
修改网络配置文件添加MAC地址 (eno33554992) 、修改BOOTPROTO=static 修改设备名DEVICE=eth1
[root@localhost ~]# vim /etc/sysconfig/network-scripts/ifcfg-eth1
TYPE=Ethernet
BOOTPROTO=static
DEFROUTE=yes
PEERDNS=yes
PEERROUTES=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_PEERDNS=yes
IPV6_PEERROUTES=yes
IPV6_FAILURE_FATAL=no
NAME=eth1
UUID=5f1fde10-d2a2-4ea5-8213-7cdb53bb59bf
DEVICE=eth1
ONBOOT=yes
HWADDR=00:0c:29:4d:bb:5d重启服务器之后 查看ip
[root@localhost ~]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state
UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno16777736: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pfifo_fast state UP qlen 1000
link/ether 00:0c:29:4d:bb:53 brd ff:ff:ff:ff:ff:ff
inet 192.168.10.10/24 brd 192.168.10.255 scope global
eno16777736
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fe4d:bb53/64 scope link
valid_lft forever preferred_lft forever
3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pfifo_fast state UP qlen 1000
link/ether 00:0c:29:4d:bb:5d brd ff:ff:ff:ff:ff:ff添加ip地址
[root@localhost ~]# vim /etc/sysconfig/network-scripts/ifcfg-eth1
TYPE=Ethernet
BOOTPROTO=static
DEFROUTE=yes
PEERDNS=yes
PEERROUTES=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_PEERDNS=yes
IPV6_PEERROUTES=yes
IPV6_FAILURE_FATAL=no
NAME=eth1
UUID=5f1fde10-d2a2-4ea5-8213-7cdb53bb59bf
DEVICE=eth1
ONBOOT=yes
HWADDR=00:0c:29:4d:bb:5d
IPADDR0=192.168.1.101
PREFIX0=24
GATEWAY=192.168.1.254重启网络服务并且查看ip
[root@localhost ~]# systemctl restart network
[root@localhost ~]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state
UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eno16777736: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pfifo_fast state UP qlen 1000
link/ether 00:0c:29:4d:bb:53 brd ff:ff:ff:ff:ff:ff
inet 192.168.10.10/24 brd 192.168.10.255 scope global
eno16777736
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fe4d:bb53/64 scope link
valid_lft forever preferred_lft forever
3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc
pfifo_fast state UP qlen 1000
link/ether 00:0c:29:4d:bb:5d brd ff:ff:ff:ff:ff:ff
inet 192.168.1.101/24 brd 192.168.1.255 scope global eth1
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fe4d:bb5d/64 scope link
valid_lft forever preferred_lft forever
[root@localhost ~]# nmcli connection show
NAME UUID TYPE DEVICE
eth1 5f1fde10-d2a2-4ea5-8213-7cdb53bb59bf 802-3-ethernet eth1
eno16777736 ce1a55de-9427-4f08-9ff8-256ac08ebd78 802-3-ethernet eno16777736 