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Questions tagged [interface]

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Why bridging with one port?

AFAIK, I think configuring bridges in /etc/network/interfaces can connect one interface to another, and needs at least 2 ports. In the example, there are 2 interfaces, with eth0 being physical one. ...
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2answers
21 views

Ubuntu 18.04 - How to reload interface

I'm trying to reload /etc/network/intefaces file to remove the current ens160 interface, but nothing I've found seems to do the trick. What command is needed on 18.04 to do that?
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New interface spontaneously created

After upgrading to the newest Xubuntu I suddenly have a new interface "anbox0" alongside eth0 and lo. Can anybody tell me why this -unrequested- interface is created?
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1answer
69 views

Using two or more network interface in Ubuntu

I have two or more network interface at the same time and want to use each network for sending special requests over it. for example : I want to see a video by "network-1" and other requests I ...
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0answers
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Why does Ubuntu 18.04 have 2 graphical interfaces? [duplicate]

When I wanted to change from the graphical interface to a non-graphical interface I used the shortcuts Ctrl+Alt+F[1-6] with the one in F1 being the graphical one by default. On the new Ubuntu, F2 is ...
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1answer
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OpenSCAD has unreadably tiny interface text on UHD display [duplicate]

I am using Ubuntu 18.10 with Gnome Desktop on a UHD laptop display. My system's fonts have generally been tweaked using the font scaling in Gnome Tweak Tools, but this has had no effect on OpenSCAD ...
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103 views

No network interface shown on lubuntu

After a reboot of my lubuntu I had no more internet connection. I checked my network interfaces with ifconfig and only the localhost showed. Any idea? My workstation is a Lenovo Ideapad U410. Below ...
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0answers
57 views

Correct /etc/networking/interfaces script for 4 ethernets with 1 bridge, two subnets and a wan interface

I can't seem to get the last NIC on my server working just right. I have an HP Proliant server with 4 NICs currently serving as my home router. Eth0 is my WAN interface, eth1 and eth2 are setup to ...
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0answers
126 views

Way to get elementaryOS's picture-in-picture on Ubuntu [duplicate]

With version 5, elementaryOS introduced a picture-in-picture feature, allowing one to select any screen area and confine it to a floating rectangle above other windows. (Demoed here) Is it possible ...
1
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1answer
101 views

Size of webpages in web browser looks too congested in Ubuntu 18.10

After upgrading from Ubuntu 18.04 to 18.10, the user interface of web browsers (Firefox and Chrome) looks too congested. All the webpage's content is squeezed together in a small congested area as ...
0
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1answer
57 views

In Ubuntu 16+, for a network interface “ens192”, where does the “192” come from?

We have dozens of virtual machines in several data centers around the world. When upgrading an Ubuntu VM from 14 to 16 (as a step toward upgrading them to Ubuntu 18), the network interface names ...
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0answers
45 views

ubuntu 18.04 LTS server login interface is not visiable clearly

whenever I start the server, please see my login page in the given image, can anyone give the suggestion how to resolve it? i m using hardware i.e. HP proliant ML30 gen 9 with os: Ubuntu 18.04 LTS, 64 ...
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0answers
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Problems debugging system-on-chip

Ubuntu 18.10 x64, moserial Terminal 3.0.10 I've attached a USB debugging board (a Chinese TI SmartRF04EB clone) to a TI CC2430 (Chipcon 8051) development board. I created a /dev/ttyUSB0 symlink ...
1
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1answer
27 views

Get NVIDIA information in a friendly way?

I'm writing a TaskManager app for Ubuntu, which has as main goal to show me info about my GPU, and I am looking for a way to get information in a programming friendly way, that means, in a way that I ...
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0answers
14 views

Add additional IP to LAN that is on a VLAN via CLI for Ubuntu 16.04.5 LTS

I've tried to add an additional IP to my one physical NIC following the manpages. I've sudo apt-get install vlan sudo modprobe 8021q sudo sh -c 'grep -q 8021q /etc/modules || echo 8021q >> /...
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1answer
48 views

On 16.04, ifconfig-style interface-alias is lost when dhclient fails to get a lease

I have a lot of machines (both old ubuntu14.04 as well as newer ubuntu16.04) that have their integrated ethernet configured like this: /etc/network/interfaces: allow-hotplug eth0 iface eth0 inet ...
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2answers
54 views

Cannot start server with wrong /etc/network/interfaces config

I removed the last 3 lines bellows: BEFORE: auto lo iface lo inet loopback auto enp4s0 iface enp4s0 inet static address __IP___ netmask 255.255.255.248 gateway __IP___ AFTER:...
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0answers
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How to create virtual network for VirtualBox

I have created bridge in ubuntu 16 and then I upgraded to ubuntu 18, so there is no UI setting provided for the bridge, I thought I could use it but it always shows status as DOWN even if I try to ...
1
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1answer
14 views

Routing between 2 wired interfaces without using NAT features

I have two internal networks (I do not want/have Internet access) where I connect my Ubuntu 14.04 (with eth0 and eth1 network interfaces). From eth0 (network 192.168.0.0) I connect another PC1 ...
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0answers
82 views

how to remove avahi-daemon service from ubuntu at unattended install?

I need to configure interfaces with no avahi-daemon utility in unattended installation using preseed file. I can remove it post-installation using the command sudo apt-get remove avahi-daemon but I ...
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0answers
57 views

Screenshot without hiding context menus?

I know, the pre-installed screenshot applications usually have a screenshot countdown feature. But how can I take immediate screenshots of context menus? This includes: Firefox main menu. Firefox ...
0
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1answer
31 views

Preventing interface from becoming default route

I'm kind of a linux noob and have been messing with this a night and a day now, so I thought I'd ask here. I have a FreeNAS and a Ubuntu 18.04 VM running under a ESXi host. The FreeNAS VM has a HBA ...
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0answers
22 views

Virtual interface configured permanent but sometimes fails

I have an ubuntu server with 4 network interfaces. I configured a virtual interface since I needed to access another network. So my problem is wih the virtual interface. My /etc/network/interfaces ...
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0answers
51 views

ubuntu server dhcp server configuration problem

this is the error that occurs during DHCP configuration and i am not being able to solve this , can anyone help??
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1answer
47 views

How do I revert to the previous GUI? [duplicate]

I upgraded from 16LTS to 18. Among other problems, I am stuggling with this interface. How can I go back to the old interface?
0
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1answer
29 views

Problem with Ubuntu interface [closed]

Yesterday I upgraded the Ubuntu system to the terminal and after restarting the system a black screen appears and nothing can be run. Can I fix the system or even drag files? System version: ubuntu 17....
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0answers
47 views

loopback remove and add with determine the gateway

i added two LoopBack interfaces using those commands : -$apt-get install uml-utilities -$sudo modpobe tun -$sudo tunctl Set'tap9' persistent and owned by uid 0 -$ifconfig tap0 192.168.0.100 netmask ...
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0answers
49 views

About Avahi daemon and services

Can we communicate in Ubuntu machines using Avahi in Ad hoc mode. ? I have two Ubuntu machines with Avahi running. I have created Ad hoc network in both the machines. I need to communicate between ...
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0answers
223 views

iwlist failed to read scan data : network is down

I need to use my phone to write this since wifi on my Ubuntu labtop no longer functions. I'm using release 18.04 on a Lenovo ThinkPad. Kernel version is 4.15.0-23-generic. I started having problems ...
0
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1answer
57 views

How will I create internal and external network interfaces, and assign IP addresses to them?

I have 2 VMs (Ubuntu) installed in my VirtualBox. I want to do the following-- I want to set up two network interfaces: internal and external. I want to assign IPv4 class C address for internal ...
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0answers
221 views

Network Interface Error during Installation Ubuntu-Server 18.04 LTS on USB

I was trying to install Ubuntu Server 18.04 LTS on USB Flash drive as second boot. I am using Dell Inspiron Windows 10 Laptop with 8GB RAM. All went fine until it got stuck at the point where it ...
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turning off tooltips / 18.04 budgie

I found out how to turn off tooltips in plank using dconf-editor and inside of firefox but how can I disable the rest? The file manager has all those useless tooltips everywhere and in the software ...
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0answers
81 views

proper call ifdown && ifup from inside /etc/network/interfaces after service networking restart

Usually after sudo service networking restart #i need to do sudo ifdown eth0 && sudo ifup eth1 How can I properly call ifdown/ifup from inside /etc/network/interfaces for this example #...
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0answers
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How can I install Ubuntu 12.04 Unity version on Ubuntu 16.04 LTS?

It is possible to run Unity 6/Ubuntu 12.04 interface on Ubuntu 16.04? I was like that version idk why. Thanks for answers.
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1answer
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Ubuntu 18.04: How to create a persistent dummy network interface

I am trying to create a dummy network interface on a Ubuntu 18.04 server. Here is how I would do it on my previous Ubuntu 16.04 servers: In /etc/network/interfaces.d/dummy.cfg, write: auto dummy0 ...
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2 Interfaces (1-rdp | 2-Browsing)

I created a virtual machine with Ubuntu 18.04 VM and installed XRDP. My Situation: Client (Windows) connect via rdp (xrdp) to Interface 1. The Client want to browse via the Second Interface (2). I ...
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0answers
53 views

How to Forward traffic to the virtual interface from eth0 in ipv6 network

I couldn't get ip address on my virtual interface. After network sniffing, I realized that interface has no router advertisement (RA) messages. On my machine, I have two interfaces eth0 and wpan0 (...
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0answers
139 views

Error to bring up interface ens32

I downloaded a pre configured machine for a lab tests, I am running this in Virtualbox. This machine came with an interface ens32 configured with ip dns etc, but I can't bring this interface up.I am ...
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0answers
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Network Interface Problem in Ubuntu 16.04

i, I have Installed two ips's in eno1 and eno2. eno2 is with 192.168.1.XX, and eno2 is with 103.94.XXX.XX, and I m running squid proxy with command tcp_outgoing_address 103.94.XXX.XX. Not eno2 is not ...
0
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1answer
41 views

Managing 2 network interfaces

I have a raspberry pi, where eth0 is directly connected to my laptop for the purpose of ssh. I get an internet either through wlan0 or usb0 (tethering), however when both eth0 and wlan0/usb0 are ...
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0answers
271 views

Ubuntu 18 - how to set up a static IP and DNS

I need to configure an Ubuntu 18 client with static IP and static private DNS IP. I changed the etc/network/interfaces file to: # interfaces(5) file used by ifup(8) and ifdown(8) auto lo iface lo ...
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1answer
1k views

Ubuntu 18.04: Hotspot with 2 wifi connections?

Long story short, I have to stay at hotels for a few months so I'm trying to set up a hotspot on my laptop for my phone/other computers to pass through. On my laptop I have built-in wifi and a USB ...
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2answers
5k views

Ubuntu 18.04 use top panel for program like in old version

I use Ubuntu 18.04 and I want to use window top panel for program's panel (Global app menu). In older versions (16.04, 14.04), by default this panel was used to together with program panel. But now ...
0
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1answer
35 views

how to change ADDED interface names and make them persistent

After looking around a bit on the internet I discovered that the ' Predictable ' Network Interface Names is making the network interface names 'Predictable'. Well you can already guess what is going ...
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0answers
48 views

Ubuntu 16.04 works badly and has strange behaviour

So, I have no idea why, but one day I restarted my laptop and my ubuntu started to behave strangely, i cannot move any window, I have no interface on the left part of the screen, when I close my ...
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0answers
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Some applications doesn't switch the theme on Ubuntu 18.04 [duplicate]

When i'm switching the theme in Gnome Tweak tool some applications like calculator and system monitor doesn't switch it. They are just stuck on Adwaita (default) theme. In another apps like Files ...
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1answer
352 views

Configure an interface with no IP

I need to configure an interface so that it has no IP on 18.04 with Netplan. Right now with dhcp4 set as false it's forcing the interface into a down state. How can I do this without changing back ...
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0answers
79 views

VLC Time Slider not working

I have a problem with my VLC on ubuntu 16.04, my vlc time slider can't be clicked. When i hover the cursor on it my cursor icon change to resize icon. any answer apreciated screenshot
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0answers
61 views

How to restore wifi after using ifup to connect to network

I am using the following method to connect to a certain network via terminal. 1. Wifi working perfectly fine. 2. Change /etc/network/interfaces from: auto lo iface lo inet loopback to auto lo ...
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1answer
27 views

Ethernet interface automatically re-enables after disabling manually

I am trying to manually disable the eth0 interface, which should persist until the system is either rebooted or by manually enabling it. Unfortunately by either using ip link set dev eth0 down or ...