ubuntu设置热点

参考: https://askubuntu.com/questions/318973/how-do-i-create-a-wifi-hotspot-sharing-wireless-internet-connection-single-adap
Simple steps: Create wifi hotspot in ubuntu

1. Disable Wifi (Uncheck Enable Wi-Fi)

2. Go to network connection (Edit Connections...)

3. Click "Add"

4. Choose "Wi-Fi" and click "Create"

5. Type in Connection name like "wifi-hotspot"

   
   

6. Type in SSID as you wish

   
   

7. Choose Device MAC Address from the dropdown (wlan0)

8. Wifi Security select "WPA & WPA2 Personal" and set a password.

   
   

9. Go to IPv4 Settings tab, from Method drop-down box select Shared to other computers.

   
   

10. Then save and close.

11. Open Terminal (Ctrl+Alt+T) and type in the following command with your connection name used in step 5.

sudo gedit /etc/NetworkManager/system-connections/wifi-hotspot

5. Find mode=infrastructure and change it to mode=ap

   
   
6. able the Wifi
   Now check the network section where wi-fi will be connected to the created hotspot with the name of SSID. (If you can not find it, go to Connect to Hidden Network).