Ubuntu 18.04 上配置固定 IP ubuntu18.04

Ubuntu 18.04 上配置固定 IP
看当前 Ubuntu 的版本信息：

lsb_release -a

控制台显示：

No LSB modules are available. Distributor ID: Ubuntu Description:Ubuntu 18.04.6 LTS Release:18.04 Codename:bionic

查看网卡：

ip addr

控制台显示：找到 ens33 。

1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 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: ens33: mtu 1500 qdisc fq_codel state UP group default qlen 1000 link/ether 00:0c:29:21:34:93 brd ff:ff:ff:ff:ff:ff inet 192.168.47.128/24 brd 192.168.47.255 scope global ens33 valid_lft forever preferred_lft forever inet6 fe80::20c:29ff:fe21:3493/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7e:96:88:8b brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global docker0 valid_lft forever preferred_lft forever

配置文件：/etc/network/interfaces。