Questions tagged [wired]

Questions about configuring or using wired connections in Ubuntu.

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20.04 LTS - No wired ethernet Toshiba A665, booted from DVD (No DNS entry nmcli)

This Connection failed Activation of Network Connection Failed Error appears quite often, even though the interface doesn't have a connection. The error message is "stupid". First ifconfig ...
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29 views

Wired connection disconnects

At work, when I plug in my wired connection it tries to connect for a few minutes, and then disconnects and I have to use the wireless connection. How can I diagnose what is stopping the wired ...
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24 views

Problems with Ubuntu Wired Connection

Since today, I have the problem of not having internet on Ubuntu 20.04, even though I haven't changed anything since yesterday! I use wired connection, so not WiFi, is there anything I might be able ...
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19 views

Realtek Ethernet unclaimed network

recently installed ubuntu 20.04 and tried connecting through ethernet but not working. Ran lshw -C network and found this out:
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36 views

Network Wired connection drops every 5-10 minutes

Network Wired connection drops every 5-10 minutes. OS version: Ubuntu 20.04.2 LTS 64-bit When I just surfing the internet, my Wired connection is at "Connected - 100 Mb/s" statement, but I ...
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29 views

Wifi + Wired Hot-spot possible?

Running Ubuntu 20.04. I want to setup a wifi hot-spot which distributes IPs by dhcp. Furthermore I want to connect to this 'hot-spot' by wired ethernet connection. So the wired connection shall be in ...
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61 views

Can't connect to the internet with an ethernet cable in Ubuntu 20.10

My PC has an MSI motherboard and Intel i9 10th gen processor. I installed Ubuntu 20.10 on my new PC and I can't connect to the internet with the Ethernet cable. I don't even see the wired section in ...
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1answer
37 views

How to assign the same static IP to a wired and wireless NIC?

I have a machine (18.04, will be 20.04 at some point) that has a wired NIC as well as a USB card with a wireless one. It is usually connected by cable, but sometimes the cable is disconnected (...
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32 views

Cannot Establish Wired Connection (20.04LTS)

After an upgrade, my wired ethernet connection no longer works. I tried setting the ipv4 method to manual and filling in the fields as: Address: 192.168.0.37 Netmask: 255.255.255.0 Gateway: 192.168.0....
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16 views

not able to access wired network

i have installed Ubuntu 20.04 on my hp pavilion dv4 notebook laptop. when i insert the network cable, it detects the speed of the net. but after i gave all the settings. not able to connect to the ...
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37 views

Wired connection loss Ubuntu 20.04

I am Brazilian and I am improving my English, please be patient. I have a dual-boot system with Windows 10 and Ubuntu 20.04 lts, my internet connection does not work on Ubuntu, I already ran some ...
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217 views

Wired Settings Disappeared in Ubuntu 20.04.2 LTS

Wired settings have disappeared from network settings. Only VPN option is still there. This is a new installation, it happened after installing nvidia drivers. Following requirements from similar ...
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Ubuntu 18.04 - No longer access wired Internet through ethernet after Kernel upgrade and supsended laptop

I am using Trisquel 9 (based off of Ubuntu 18.04 -- Bionic) with KDE Plasma. I recently upgraded the libre Linux Kernel to 5.11.4-gnu which required many system services to be restarted. After the ...
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2answers
333 views

Wired network settings missing in Ubuntu Desktop 20.10

This seems to be a longstanding bug that has appeared in many releases. A fresh install of Ubuntu Desktop 20.10 does not show the Wired Network Settings. I only have Wireless internet access, turning ...
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1answer
271 views

802.1x wired password Authentication loop in ubuntu 20.04.2 LTS

I am student in a university. When I try to connect to the LAN using 802.1x password in ubuntu 20.04.2 LTS version(kernel 5.4.0-58-generic) it pops in a loop asking me that the authentication requires ...
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55 views

How to configure switching between WIFI & wired connection automatically as in Windows? Ubuntu 20.04

In Ubuntu I can manually switch off wifi or wired connection, but I want to make wired connection preferable than WIFI. Wifi & wired are on. Wired connection is connected to the laptop. Wifi is ...
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342 views

Wired connection not working in Network Manager

On my desktop running Kubuntu 20.04, my wired connection recently stopped working. I searched, but found no solution. I tried deleting and re-adding a network connection, but to no avail: Network ...
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1answer
556 views

Can't connect to internet with wired connection

I'm unable to get my ethernet socket working to allow me to connect to the internet. Ubuntu 20.04.1 LTS. WIFI connection to the same modem is functioning. The Ethernet light turns green on the modem ...
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39 views

Not able To See Wired option In ubuntu 20.04

I want to connect to the Internet via a wired connection, but the "Wired" section is missing from the settings:
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166 views

Wired connection disconnects randomly

After updating ubuntu 16 to ubuntu 20.04.1 the wired connection keeps disconnecting randomly. The solution is manually turn off and on the connection from the upper left button. However, I am working ...
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28 views

Wired connection totally disappeared from the settings

My pc is connected to the router which provides connection data automatically [ip,dns and all other] I have dual boot in my pc, windows and ubuntu, The wired connection works fine in Windows, but no ...
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908 views

No ethernet connection: “ip configuration was unavailable”

Hello all, I've been having a problem for some time now and without any solution. I've used to use the ethernet connection on my linux Kubuntu 18.04, but since some time ago i can't connect to it. I'...
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3answers
558 views

Broadcom NetXtreme BCM5762 Gigabit Ethernet disconnects after a while

I have a HP EliteDesk 705 G1 with Ubuntu 2020 and the ethernet connection disconnects after a few minutes using it. I tried what these other questions suggest with no success. Machine info: HP ...
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16 views

Control Ubuntu using wired connection

Was researching an option to control a Ubuntu linux Ras Pi box using wired VNC connection. I found that : -There is a way to connect Ras pi( without linux) using wired VNC [1] -There is a way to ...
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251 views

Wired connection switching from “connecting” to “cable unplugged” in 20.04

I have just made the switch to Ubuntu on my desktop, and I'm having a network problem that I'm not seeing in other threads. I have an ethernet cable plugged in--it is the same cable that was being ...
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1answer
1k views

Ubuntu 20.04 on Raspberry Pi 4 - Wired connection works but it's not detected

I'm on Ubuntu 20.04 with Plasma and on my Pi 4 I can access the web with a wired connection but the system still says that I'm offline. For instance, I can update packages from ssh but not with ...
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130 views

Activation of network connection failed - newbie

I dual booted ubuntu yesterday and it was working fine. Today I used express vpn for a while and when I disconnected the internet won't connect anymore. Tried reinstalling the network manager which I ...
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748 views

Linux EAP-TLS Authentication

I am trying to get EAP-TLS working on an Ubuntu Linux machine. The system is controlled by Centrify and Centrify has pushed out a certificate, private key and chain file to the machine. I am ...
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512 views

Problem connecting via cable or wifi after update to Ubuntu 20.04 LTS

I have a Dell machine with dual partition between Linux and Windows. During the times using Ubuntu, I have follow the system notice instruction to upgrade from Ubuntu 19.04 to Ubuntu 20.04 LTS. After ...
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1answer
300 views

Wired connection started failing out of nowhere

Just today I ditched Windows 10 for Ubuntu 20.04 LTS on my custom PC; I installed Ubuntu via a bootable stick: minimal installation. Everything went great installation-wise! I got it up and running; ...
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2answers
60 views

strange behaviour wired network

In Kubuntu 20.04, I have to put the cable of the wired network in and out for have to wire on. Of course, I can also do sudo nmcli networking off/ on this will work too. I cannot find the issue of ...
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162 views

Intermitent ethernet connection, Destination Host Unreachable on ping 1/3 of the time

I'm having intermitent issues connecting to the internet only when connecting my DELL XPS 15 through a wired connection. These are very fast "working not working status" as you can see by the ping ...
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24 views

Wired LAN not working in Ubuntu 20.04 [duplicate]

I've gone through a lot of time searching and testing solutions to no avail with my wired LAN connection in my laptop with Ubuntu 20.04. Actually it didn't work either with 18.04 nor 19.10 and ...
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63 views

Can't add a wired connection though Network Manager

I don't see the option to add a wired connection on the Gnome network manager. Please see the screenshot. It used to have 3 rows but the top row is missing now. Do you know how to get the option back? ...
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30 views

I got a mistake when installing a printer. I chose do not provide the URI number, when I should said yes

I got a multi functional printer, Brother brand, Model DCP-T510W. I downloaded the drivers as the web page recommended and everything was running well. Nonetheless, when a question comes and asked: --...
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75 views

Ubuntu 18.04 Not Functionning once Connected through a Wired Ethernet Connection

I recently -- in reaction to pandemy -- installed a wired connection to my Ubuntu 18.04 laptop: Dell XPS13 Intel Core i7-8550U CPU @ 1.80GHz × 4 ST: D61NHR2 Once I connect, quite rapidly, in a ...
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86 views

Ubuntu Ethernet is recognized and connected but internet is not working

Wifi works but the Ethernet wired connection does not. The same cable on the same computer on the same Ethernet port works perfectly under windows 10. In Xubuntu 18.04 I get no internet. The system ...
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3answers
448 views

Ubuntu 18.04.4 Desktop: since last upgrade : Wired unmanaged with the previous network configuration files

Last evening I made the requested packages upgrade for Ubuntu 18.04.4 Desktop. But now I'm not able to connect to the network anymore with the previous network configuration files. These are the ...
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1answer
103 views

Red icon for wired ethernet in Ubuntu

Recently I began to observe the following scenario: After the Kubuntu has booted the icon for wired ethernet is red. And there is not "Connect" menu for the corresponding connection in network ...
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97 views

ubuntu 18.04.4 lts wired connection is missing

I have plugged in wire in my laptop but no wired connection is appearing in "Network" Section. I tried following instructions in this article This tutorial is going to show you how to set PPPoE ...
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1answer
1k views

Cannot connect to wired Ethernet network (problems with DHCP?)

Cannot connect to the Internet by wired connection on a netbook using Xubuntu 18.04, while WiFi works, from the same cable connected to WiFi router. Same wired connection works fine on my desktop PC. ...
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68 views

Wifi working but ethernet connection is not working (Error: Destination net unreachable)

I had to install a virtual machine on Virtual box. Initially, both Ethernet as well as WiFi were working. Somehow, I messed up the network configurations of virtual machine. After that I was unable ...
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47 views

Wired Internet connection problem

I have a local Internet connection which I use with a router. But, I want to connect the Internet cable directly to my PC and use Internet on my PC without using a router. After I connect the cable ...
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1answer
1k views

Raspberry Pi 4B - Ubuntu 19.10 - Wired Network Unmanaged

I successfully installed ubuntu-19.10-preinstalled-server-armhf+raspi3.img, installed the updates and the Ubuntu Desktop. The wired network shows "Unmanaged" although I can use Firefox. ...
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218 views

Pci ethernet , USB ethernet vs Wired Connection

I would like to know why all of the sudden one of our AIO pc's with Ubuntu 18.04 says it has an usb ethernet and PCI Ethernet connection and all the others only show Wired Connection. It's just a ...
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2answers
672 views

No WiFi nor Ethernet connection on Dell Inspiron/ubuntu 18.04.3

I am using Ubuntu 18.04 on a Dell Inspiron. After updating I found myself with no WiFi adapter installed. I tried to restore the WiFi adapter by running this script I found on GitHub. #!/bin/bash ...
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2answers
865 views

In Ubuntu 16.04 wired connection losing the Internet after a while and need to reconnect

I'm using Ubuntu 16.04 LTS and everything is upgraded and updated in my system . But when i'm using internet with wired connection i will lose internet once in a while ! For using internet i must ...
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539 views

Wired Network - Nothing Shown

I can't see the 'Wired Connection' information when I go to Preferences > Network. I can see Wireless, but nothing about Wired Connection, not even when I hook an Ethernet patch lead into the RJ-45 ...
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1answer
52 views

NIC not starting after rebooting Ubuntu server 18.04.3

When first starting the system, the network interface works well, but after rebooting the system it doesn't come up and it's not even detected on ifconfig -a. Any clue on what this could be?
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604 views

How to switch Airplane Mode Off when you don't have Wi-Fi (Ubuntu 18.04)

Every previous question about Airplane Mode -problems I could found related to Wi-Fi. However, my old Fujitsu Amilo Pi 3560 -laptop doesn't even have a working Wi-Fi adapter. It has been disabled / ...

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