Lan
If the computer is connected to the http://www.aliyun.com/zixun/aggregation/33934.html ">modern,modern autodial, that only needs (assuming your first NIC name is eth0)
sudo ifconfig eth0 up #激活网卡
sudo dhclient eth0 #自动分配地址
The simplest, what interfaces and NetworkManager do not have to go to the tube.
In fact, this part of the desktop users do not need, this is the simplest networking features, and then mention the tool click the mouse can be completed.
Pppoeconf
command line tools, only for ADSL dialing.
sudo pppoeconf
All-in-wire, wireless
Receptacle Manager (GNOME)
Ubuntu Preset network management tools.
sudo apt install network-manager-gnome
You can then simply place the following commands on an automatic start,--sm-disable option to prevent multiple nm-applet from running at the same time.
Nm-applet--sm-disable
Required (usually powered on)
Sudo/etc/init.d/network-manager start
If the display device is not managed and so can not be used, it must be network-manager problems.
sudo nano/etc/networkmanager/nm-system-settings.confmanaged=true