Questions tagged [ethernet]

Ethernet is a way of connecting computers together in a local area network or LAN.

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I have Lenovo legion y540 and Ubuntu 20.04 on it , i have some probems because my wifi icon is disappear and i can't also run internet with ethernet

I was trying to download my gpu drivers because it isn't found after i finish with the same steps my friend try and done it need to reboot and when it open i can't find the wifi icon and also touch ...
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Connected to WiFi but no access to internet

I was able to connect to the Internet until Sunday. I couldn't connect to the Internet on Monday. Nothing has changed on my PC. The only thing I did was sudo apt-get update but it didn't download too ...
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Can I set an Ethernet interface's settings programmatically from .NET 6?

Trying to design a system to run on a standalone Ubuntu Desktop 22.04 system. One of the things I need to do is set a static IP address and related subnet, gateway, etc. for one of the Ethernet ...
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Ethernet problems on Ubuntu 22.04 LTS

Before anything, I'm using a somewhat old Asus laptop model (Q550LF). With that said here is the more detailed specs of the problem:
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Getting Internet from Layer 2 Bridge

I have 64-bit Ubuntu 23.10 Server running on a Raspberry Pi 4B. The Pi has a separate USB WiFi dongle (wlx00c0cab46ac3) that allows for 4addr mode, and I'd like to use this dongle to create a Layer 2 ...
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Missing ethernet internet in newly upgraded Ubuntu 20.04

I was updating my system from 18.04 LTS to 20.04 LTS and the update was successful but wifi bluetooth ethernet speaker and microphone is not working. '''sudo lshw -C net''' shows that both wifi and ...
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Ethernet not recognized on Ubuntu 22.04

I am running Ubuntu 22.04 (Windows 11 dual boot) using kernel verion 6.5.0-21-generic. I am running this version of the kernel because it appears that the intel wireless driver is incompatible with 6....
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Optimizing TCP tuning

We have a platform that connects hundreds of sensors via Ethernet to an edge server operating on Ubuntu/Windows. Each frame size is 36kb. Our sensor side is developed using C and lwIP, while the ...
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Ubuntu Server LTS 22.04.4 has internet connection, but is not visible on router's device list

I have a fresh install of Ubuntu Server 22.04.4 LTS on an old mini-pc I got from work. I want to run a network share, a vpn and some other services on it and in order to get them working reliably I ...
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Ubuntu Server on Raspberry Pi 5 is not connecting to the internet

Ubuntu Server on Raspberry Pi 5 is not connecting to the internet. Images of the errors: I tried reinstalling it at least 5 times: Ubuntu server on Pi won’t connect to Internet more insight hope ...
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driver=r8169 driverversion=6.5.0-21-generic not accepting I/G bit in MAC address assignment

I am trying to set a MAC address to my RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller, but the ID does not accept xy:xx:xx:xx when y is even. It seems the I/G bit (multicast) cannot be set. ...
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Problem when trying to connect to wireless Wifi and Ethernet Ubuntu-23.10.1

Image of wireless networks Image of what happens when I click on any wireless network I have a problem with the internet connection in Ubuntu (DualBoot), as you can see in the images, when I click on ...
Joaquin Osorio's user avatar
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Use wifi for internet without disconecting Eth0

I'm running Ubuntu server 22.04 as a game server on a closed LAN. eth0 connects to the LAN with a fixed address assigned by the router, so multiple desktops can connect to it through the routers wifi. ...
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automatically reconnect ethernet

I had some trouble with my switch hub, where ubuntu server systems are connected via ethernet. Now, i saw after solving the problem on my switch, the ubuntu servers (headless) are still disconnected. ...
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Issue with dual-NIC clients and netplan swapping ethernet interfaces

Background: 1500+ stations running Ubuntu Server + ubuntu-desktop-minimal, most are still on 20.04, new stations are all deployed with 22.04 (with a ubuntu-desktop-minimal --no-install-recommends flag ...
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wired connection stopped working

On my desktop (Ubuntu 23.10 only) I have both ethernet (Intel 211) and wireless. The ethernet connection stopped working; I can't reach the Deco router. The wireless connection works ok. The ...
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Simple eth0 config not working

I am a network guy but I am trying to set up a syslog and snmp server in gns3 using an Ubuntu appliance: Linux Toolbox-1 5.15.0-91-generic #101~20.04.1-Ubuntu SMP Thu Nov 16 14:22:28 UTC 2023 x86_64 ...
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gateway is not pingable /etc/networ/interfaces

I have a raspberry pi and modem connected to the network. I add the following lines to /etc/network/interfaces source-directory /etc/network/interfaces.d/* auto eth0 iface eth0 inet static ...
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Wired Connection suddenly not working in Ubuntu 22.04

This computer is used to serve SSH remote access. The ethernet cable and network are all working fine. However, the computer has suddenly lost connection and now shows '?' sign for the wired ...
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Ethernet Connection Issues 22.04 H12SSL-I

Issue Sometimes I am able to connect to ethernet briefly, but then it stops working within a few minutes, and nothing I've tried (mainly disabling and re-enabling ethernet) seems to turn it back on. ...
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Headless RaspberryPi SSH connection through Ethernet USBC adapter

I have a headless Raspberry Pi with SSH enabled. I can program with no issues using VSCode remotely using a Windows Laptop. But, I'm now using a one of those "fancy" new laptops with Linux ...
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ubuntu 22.04 LTS ethernet not working

I have been using ubuntu 20 for sometime and shifted to 22. However, I have been constantly facing the ethernet connection issue. This answers https://askubuntu.com/a/1477062/1370321 the issue; ...
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upgrade from ubuntu server 1804 to 2004 on Proliant ml150g6 loses ethernet

I had the 1804 server running for a number of years. I upgraded to 20:04 without problems, but on rebooting find no connection to network. A Kubuntu 23:04 usb driver boots and has a ethernet ...
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NetworkManager with Ubuntu 22.04.3 LTS : tethering through ethernet port needs manual off/on

I am using Ubuntu 22.04.3 LTS on a Lenovo G70-80 laptop and am connected to my box through a Wifi link, which works fine. I need to share this link to a device connected to my ethernet port (driven by ...
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Pull mac address via bash script

A bit background. Im creating a script that will run on USB stick with Ubuntu. It needs to pull various info from the current laptop its connected to and save it to a file. Right now Im using "...
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Ubuntu 22.04, very slow boot and no ethernet after port forward

Yesterday I(newbie on linux) port forwarded the port 42420 to play Vintage Story with some friends. After enabling it on the router and telling firewall-cmd what port to allow, we played without any ...
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New Ubutu 20.04.4LTS shows only lo for networks

edit added: linux-firmware: Installed: 1.187.27 Candidate: 1.187.27 Version table: *** 1.187.27 100 100 /var/lib/dpkg/status I've got a Dell XPS 13 9315 with Ubuntu 20.04.4 freshly installed by Dell. ...
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411 views

Connecting Synology NAS Directly to Ubuntu Machine via Ethernet

UPDATE 1/27/2024: I thought I had it working with having DHCP enabled on the NAS but this actually caused problems in my network due to there now being two DHCP servers. So I can't have DHCP enabled ...
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Ethernet disconnects sporadically

After updating from 23.04 to 23.10, my ethernet cuts out several times a day for 3-10 minutes. I have replaced cables, checked my eero, router and switch (all other machines on the same network work ...
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My ethernet internet doesn't work, the Network icon shows a question mark

My Ethernet internet had always worked without a problem on my Laptop (ThinkPad t450), until about a week ago, when suddenly the Ethernet stopped working (only the Ethernet, the Wifi works well on the ...
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Xubuntu 22.04 no internet with ethernet

Recently just changed to r8168 driver due to slow network with cable. It worked fine just 2 days.Suddenly no internet. I tried to edit /etc/resolv.conf, but it showed same
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Configure a Virtual Ethernet Interface with Static IP - Ubuntu 22.04

I am trying to set up a virtual Ethernet interface on my Ubuntu 22.04 system and have encountered some difficulties. I would like to create a virtual interface named test1 with a specific static IP ...
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Ethernet Not Working After System Update on Kubuntu

I'm encountering an issue with my Ethernet connection after performing a system update on my Kubuntu machine. Following the update and a reboot, the Ethernet port has ceased to function, although Wi-...
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wifi not working when connect ethernet port ubuntu server, operate internet(wifi) and LAN (eth) at same time

I have searched for the same issue and there were some similar but none of the solutions worked for me. I have a PC running ubuntu server 22.04.3 it has a wifi adapter set at 192.168.1.111 I can ...
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2 answers
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Ubuntu Server stuck searching 2 minutes on disconnected network adapter

Edit3: yeah I don’t have an interface folder in my network either weird Edit2: potential fix seems to be amending The Ethernet in /etc/network/interfaces from auto -name- to allow-hotplug I have yet ...
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1 vote
1 answer
275 views

How can I force my Ubuntu Server to use the correct ethernet port (interface)

I have an Ubuntu Server running Ubuntu 22.04.3 LTS. It has two ethernet ports, enp3s0 and enxf8e43b557271. enxf8e43b557271 is much faster, so I want to use that by default, but, if it goes down for ...
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No internet access in Dell precision 3660 works station with Ubuntu 22.04

I have had no internet access in my new PC in the lab with Ubuntu 22.04 since day one. I looked up similar problem on internet. Tried many things. This (https://forums.linuxmint.com/viewtopic.php?t=...
Harshin's user avatar
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What does the `arp` command show?

I googled and took a look at this page for example, and I know that the arp command is supposed to show the mapping between an Internet Protocol (IP) address and a Media Access Control (MAC) address. ...
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How do I Install drivers for my motherboard?

So I have the Gigabyte B550 Aorus Elite AX V2 in my new build. It works fine and drivers work great on windows (dual boot system) But how I notice it says on the website I need to get Linux driver's ...
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adding ipv6 addresses to loopback sub interfaces

I have Ubuntu 20.04. I have three distinct loopback interface lo:11, lo:12 and lo:13. I want to assign a unique ipv6 address to each of those loopback interfaces and advertise them with bgp(v6). The ...
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Share internet from HOST to PC via router

I have HOST, which is connected to WAN and router; Also I have a PC, that connected to router; I can ssh from HOST to PC and vice versa; Both are ubuntu 20; How can I make internet availability on PC? ...
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Ubuntu 22.04 does not recognize Ethernet cable

Ubuntu 22.04 does not recognize Ethernet cable. lspci -k command shows below information. Please help. I am windows user and playing with Ubuntu. 04:00.0 Ethernet controller: Marvell Technology Group ...
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Only Wi-Fi is working but not ethernet

Today I connected lan cable and I found that ethernet is not working (no icon also for ethernet). Output of ifconfig : lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536 inet 127.0.0.1 ...
Anurag kamal's user avatar
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Wifi / Ethernet disconnecting at random times on Ubuntu 22.04

My connection via Wifi or USB Ethernet (from an Iphone) stops after some random time (2min to hours). It has been like this for two weeks now. Bluetooth is disabled. The same happens in Windows, where ...
edge's user avatar
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1 vote
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How to change the static IP address of an adaptor in Ubuntu using a script?

In Ubuntu 22.04 I am trying to change the static IP address of a single network interface without changing anything else. This interface is an ethernet-to-USB converter connected to local ethernet ...
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System freezes when using an Ethernet connection

I need help with an issue I've been experiencing. After one of the updates for Ubuntu 22.04, whenever I connect my laptop to an Ethernet cable, all programs and the graphical environment start to hang....
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Ethernet Adapter not found/working [Ubuntu 23.10]

I am using a Raspberry Pi expansion board, Zero to Pi 4. https://www.amazon.com/dp/B0BVLPB988?psc=1&ref=ppx_yo2ov_dt_b_product_details It works plug-n-play in the native Raspberry Pi OS. However, ...
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wire and wireless suddenly disappeared

My laptop has Ubuntu 22.04.3 LTS . Wire and wireless suddenly not accessible. Clicking top right on my desktop either wire or wireless icons disappeared. Clicking setting>Network there is ...
Yann Monnier's user avatar
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73 views

Both Ethernet and Wi-Fi not working on Ubuntu 20.04 after recent update

I recently performed an update on my workstation using Ubuntu 20.04. Neither the Wi-Fi LAN card (I am using iptime N150UA) nor ethernet connection is working, and both seem to be not detected as shown ...
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Connect to Ethernet (wired connection) before/without local user login in Ubuntu 20.04

I frequently remotely connect to a Ubuntu 20.04 desktop and need it to connect to internet at all time. The problem is that, after it is reboot and before logging in a local user, the Ethernet is not ...
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