centos网络配置

[[email protected] network-scripts]# nmcli con
NAME    UUID                                  TYPE            DEVICE 
enp0s3  94d06cc8-c49c-3fe4-8dbc-d7e163b5ee90  802-3-ethernet  enp0s3 
enp0s8  72d67d65-0733-329a-b12e-da08fd76722d  802-3-ethernet  enp0s8 
[[email protected] network-scripts]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
    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: enp0s3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    link/ether 08:00:27:a2:da:3e brd ff:ff:ff:ff:ff:ff
    inet 172.20.110.37/24 brd 172.20.110.255 scope global enp0s3
       valid_lft forever preferred_lft forever
    inet6 fe80::a00:27ff:fea2:da3e/64 scope link tentative dadfailed 
       valid_lft forever preferred_lft forever
3: enp0s8: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    link/ether 08:00:27:f6:3e:ff brd ff:ff:ff:ff:ff:ff
    inet 192.168.56.101/24 brd 192.168.56.255 scope global enp0s8
       valid_lft forever preferred_lft forever
    inet6 fe80::a00:27ff:fef6:3eff/64 scope link 
       valid_lft forever preferred_lft forever
[[email protected] network-scripts]# cat ifcfg-enp0s8
TYPE="Ethernet"
PROXY_METHOD="none"
BOOTPROTO="none"
ONBOOT="yes"
NAME="enp0s8"
DEVICE="enp0s8"
IPADDR=192.168.56.101
NETMASK=255.255.255.0
GATEWAY=192.168.56.1
UUID=72d67d65-0733-329a-b12e-da08fd76722d
[[email protected] network-scripts]# cat ifcfg-enp0s3
TYPE="Ethernet"
PROXY_METHOD="none"
BOOTPROTO="none"
ONBOOT="yes"
NAME="enp0s3"
DEVICE="enp0s3"
IPADDR=172.20.110.37
NETMASK=255.255.255.0
GATEWAY=172.20.110.1
UUID=94d06cc8-c49c-3fe4-8dbc-d7e163b5ee90