Linux/Ubuntu/18

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netplan

/etc/netplan/01-netcfg.yaml
# This file describes the network interfaces available on your system
# For more information, see netplan(5).
network:
  version: 2
  renderer: networkd
  ethernets:
    ens18f0:
      dhcp4: no
      addresses: [10.0.0.2/24]
      gateway4: 10.0.0.1
    ens18f1:
      dhcp4: yes
sudo netplan apply
sudo netplan --debug apply

Ref: https://www.howtoforge.com/linux-basics-set-a-static-ip-on-ubuntu

ifupdown

/etc/network/interfaces:

# ifupdown has been replaced by netplan(5) on this system.  See
# /etc/netplan for current configuration.
# To re-enable ifupdown on this system, you can run:
#    sudo apt install ifupdown

auto ens18f0
iface ens18f0 inet static
    address 10.0.0.2
    netmask 255.255.255.0
    gateway 10.0.0.1

auto ens18f1
iface ens18f1 inet dhcp
apt install ifupdown

---

Error:

RTNETLINK answers: File exists
Failed to bring up eth0

Solution:

sudo ip addr flush dev

Remote Screen Sharing

First go to Settings and then “Sharing”. Make sure to turn the Slider in the upper right hand corner to the ON position.

Disable encryption:

Now you need to install dconf-editor with this command:

sudo apt-get install conf-editor

Now open a terminal and type

dconf-editor

Now navigate to:

ORG > GNOME > DESKTOP > REMOTE ACCESS

Then find the “Require Encryption” setting and toggle it off


ref: https://www.hagensieker.com/wordpress/2018/04/27/how-to-do-screen-sharing-on-ubuntu-18-04/

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