All Questions
Tagged with network-manager ethernet
352
questions
0
votes
1
answer
73
views
Ethernet & USB Dongle not working
My machine running Ubuntu 22.04.2 LTS is unable to connect to the internet. The ethernet and Wirless dongle do not appear as options in the settings and I'm unsure on how to fix this
The wireless ...
1
vote
0
answers
236
views
Ubuntu 24.04 server with NetworkManager does not configure eth0
I installed 24.04 server on a Raspberry Pi 4. The initial boot recognizes eth0. After I installed NetworkManager, I created a netplan configuration for eth0, wlan0, and wlan1. Upon reboot, eth0 was ...
- 11
0
votes
1
answer
316
views
Slow speed Ethernet issue on Ubuntu 24.04
I recently changed my system to Ubuntu from Windows and I use my mobile and USB ethernet to connect, I used to get 500+ mbps on Windows by using USB tethering, but on Ubuntu 24.04 I am getting only 4 ...
- 1
0
votes
0
answers
105
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Ethernet Disabled after software update reboot 5/4/2024 22.04.4 LTS -solved but WHY?
Symptoms: No Internet, Networking Icon at the top is gone, the settings gui shows no interfaces. ifconfig by itself shows the loopback interface and nothing else, but an ifconfig -a shows any and all ...
1
vote
0
answers
61
views
No internet connection and missing ethernet option after installing driver for second monitor (Ubuntu 22.04.4 LTS)
I'm encountering an issue with my internet connection and ethernet settings after installing a driver for a second monitor on my (Ubuntu 22.04.4 LTS) system
I've tried the following troubleshooting ...
- 11
0
votes
0
answers
176
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Ethernet is not working on Ubuntu 22.04
I'm a new Ubuntu user and I don't know what happened. Here are the current settings.
Results of sudo lshw -C network:
Results of nmcli-device:
Results of ifconfig:
Results of sudo nano /etc/...
- 11
0
votes
0
answers
68
views
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:
0
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0
answers
82
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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 ...
- 11
0
votes
0
answers
73
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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 ...
0
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0
answers
25
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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
...
- 1
0
votes
0
answers
153
views
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 ...
- 1
0
votes
0
answers
351
views
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 ...
- 1
0
votes
0
answers
66
views
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 ...
- 1
0
votes
0
answers
390
views
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 ...
- 1
1
vote
1
answer
447
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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 ...
- 865
1
vote
0
answers
176
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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 ...
- 21
0
votes
0
answers
115
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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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0
answers
119
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Persistent Network (Ethernet) Connection Issue on Ubuntu 20.04 and ifupdown
We are currently facing an issue on Ubuntu 20.04. Our eth0 interface is managed by the ifupdown service (you can see a screenshot of the /etc/network/interfaces file below). Initially, the connection ...
0
votes
0
answers
59
views
Problem with network and how to fix it?
When I try to connect to the network it shows the VPN page settings and doesn't connect to the network.
And it doesn't show the Wi-Fi icon in the right corner.
When I connect LAN cable to my laptop, ...
0
votes
1
answer
46
views
Ethernet cable is plugged but shows unavailable
Here are my logs:
nmcli device status
ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:...
- 43
0
votes
1
answer
59
views
Ethernet connection "unclaimed"
I have my ethernet cable plugged into my PC, yet it doesn't show up in the GUI list of network devices. I have verified the cable works when plugged into another device. Here's the output of sudo lshw ...
- 23
0
votes
0
answers
259
views
My Ubuntu 22.04 cannot see some WiFi networks
I have tried this in 2 different houses: I boot my Ubuntu 22.04 and turn on WiFi. Some networks appear (e.g. from neighbors, or the hotspot from my phone), but not the home network (which is visible ...
- 171
0
votes
0
answers
35
views
Ethernet device disappears
A short time after login, my ethernet port disappears from the output of ip addr and other network commands.
Here is what journalctl has to say about it:
okt 18 14:34:12 taket NetworkManager[1602]: &...
- 2,727
1
vote
1
answer
392
views
Network Connection Drops and Works Only After a Reboot [Ubuntu 22.04.3 LTS]
Problem
The ethernet connection drops a while (unknown/random), and only rebooting the machine resolves it, until it breaks again after some time.
I have tried to monitor the network graph in the ...
- 51
-1
votes
1
answer
135
views
Ethernet not working, Wi-Fi works normally
$ nmcli
enp7s0: connected to Wired connection 1
"Realtek RTL8111/8168/8411"
ethernet (r8169), F8:75:A4:66:B9:DA, hw, mtu 1500
ip4 default
inet4 192.168.1.10/...
- 21
0
votes
0
answers
142
views
Network Card "UNCLAIMED", no USB mouse and not able to connect Android phone
I have googled and looked on here for answers to this problem and it seems quite common, but so far none of the solutions have worked for me.
This seemed to start after an upgrade and seems from ...
- 21
-1
votes
1
answer
225
views
Ubuntu 20.04-desktop wired connected but unable to access the Internet
As mentioned in the title, my machine is Ubuntu 20.04 desktop, and the wired network is connected, but I can only ping the local area network and cannot access the internet:
There is no problem with ...
- 1
0
votes
0
answers
1k
views
MSI X670E Tomahawk Wifi motherboard doesn't support network on ubuntu
I setup a new machine and the ethernet and wifi isn't working on the motherboard. I plugged in a USB-ethernet adapter, and I have internet. I contacted MSI, and they say they don't support linux which ...
- 171
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votes
0
answers
732
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eth0 is gone. Ubuntu 22.04 only sees lo
I am using Ubuntu 22.04 with NetworkManager. eth0 has disappeared, and the internet does not work. The ip a command only shows lo. There is no /etc/network/interfaces file at all. The ls /sys/class/...
- 1
0
votes
1
answer
473
views
Get up address of all devices connected to a Netgear switch
I have a Netgear switch that has 8 Ethernet ports. I connected 4 devices to that switch and then I connected the switch to my Ubuntu 22.04 PC using Ethernet cables. Now, I see only the IP address of ...
0
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0
answers
278
views
Persistently configuring 10Mbps ethernet interface
In order for my cell modem gateway to run in low power mode its ethernet interface must be configured to 10Mbps full duplex (not auto, even if the connected device is 10Mbps).
On my SBC running Ubuntu ...
- 101
0
votes
1
answer
4k
views
How to set iproute2 routing table for 2 network interfaces on Ubuntu 22.04
I want to use 2 network interfaces (enp7s0 and enp8s0) simultaneously on Ubuntu 22.04. Both has its own separate internet connection. My default is enp8s0 which I plugged the LAN cable in first. I ...
- 31
0
votes
0
answers
841
views
How to configure DHCP and Static interfaces on Ubuntu 18.04.6 - Destkop
/etc/network/interfaces contains the below:
source-directory /etc/network/interfaces.d/*
auto lo
iface lo inet loopback
auto eth1
iface eth1 inet static
address 192.168.1.10
netmask 255.255....
- 1
0
votes
1
answer
495
views
Wired Ethernet Unmanaged while using a bridged network adaptor
My server (22.04) uses netplan to manage the ethernet connection and create a bridged network device for a VM. This works fine, the server and VM both get internet access but GNOME says that the wired ...
- 21
0
votes
0
answers
1k
views
Ethernet is stuck on "connecting (getting IP configuration)" on Ubuntu 22.04
Yesterday I've reinstalled my OS on desktop from Ubuntu 16.04 to Ubuntu 22.04. But I noticed that I have no internet connection. NetworkManager says that it's connecting to ethernet for about 30 ...
1
vote
0
answers
586
views
ubuntu 22.04 wifi hotspot not sharing internet but is assigning ip addresses
So the title says it all really. Wifi hotspot is set up, I can see it with my phone, can connect and get assigned an IP address but the phone has no internet connection.
It seems there is a problem ...
- 189
0
votes
1
answer
4k
views
How to fix network disabled?
I don't know what's happening here, but I can't connect to internet using Ethernet/LAN.
When I run lshw -C net I got this result:
root@ubntnginx:/etc/netplan# lshw -C net
*-network DISABLED
...
- 103
0
votes
0
answers
161
views
Ubuntu Ethernet Connection cable unplugged
I have tried setting up my ethernet for a few weeks now without any progress. My wifi is working, but its too slow. I have already tried multiple cables and different routes. Would appreciate any help ...
- 1
0
votes
1
answer
1k
views
Network is unreachable / Temporary failure in name resolution
I've been using Ubuntu 22.04.1 LTS (x64) via VMWare (my main OS is Windows 10) for the last month.
Recently when I try to ping (www.google.com for example) I get
ping: www.google.com: Temporary ...
1
vote
0
answers
219
views
Ubuntu 22.04 ethernet stop to function out of a sudden
For three days my Ubuntu 22.04 installation behaves strangely. The laptop starts fine. After a few hours I see a high load. I do not know if this is related, nor I could see any process which is ...
- 111
0
votes
0
answers
105
views
Ethernet interface is down after GNOME crash
I was doing some random, network intensive thing (apt-getting) on my Ubuntu 22.04 box today when I abruptly went from GNOME to a black screen. After booting up, I had a CLI only - no GNOME. All my ...
0
votes
0
answers
489
views
Lost network access after updating (22.04.1)
I have a computer that I use as a home server that runs ubuntu server. Prior to this the last time the computer was updated was around 1 week ago. Today (2022/09/25) I performed an update and lost the ...
2
votes
1
answer
4k
views
22.04 Bonding Confusion
I'm struggling with bonding. I have a Cisco C220 and trying to create a bonding of my 2 of 3 ports (2x 10Gb SFP+ ports, and 1GB Ethernet ports). I have devices pointed to each of their IP addresses ...
- 31
5
votes
10
answers
23k
views
Unable to connect with the hotspot created on ubuntu
I am using Ubuntu 22.04.1 LTS desktop. I want to share the ethernet connection via wifi hotspot on my laptop. After turning on the hotspot, I am not able to connect any device from the hotspot, it ...
- 113
0
votes
0
answers
102
views
No wired network connection
I'm struggling to get a wired connection out of my Ubuntu workstation. I'm running 20.04 and the ethernet ports aren't picking up a connection from our outlets (no flashing lights, just "Cable ...
- 1
0
votes
1
answer
962
views
2nd interface not working
I have 2 interfaces. Direct ethernet connection as eth0 and a 4g dongle as eth1.
# ip addr show
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
...
1
vote
1
answer
798
views
Automatically switch between network profiles based on what Thunderbolt dock is connected on a Dell notebook
I'm using a Dell Latitude notebook with Ubuntu 22 LTS. I have two Ethernet network profiles with static IPv4 configuration (setup using network-manager-gnome). One is my home-office network and one is ...
- 11
0
votes
1
answer
996
views
share a wired ethernet connection over wifi
I have an Ubuntu 18.04.6 home server, connected via wifi (wlp2s0) to the internet. It has ip 192.168.1.13 on the local home network.
I want to connect a wired ethernet camera, that has a fixed ip of ...
- 21
4
votes
0
answers
4k
views
Ethernet device is strictly unmanaged on Ubuntu 20.04
Trying to enable Ethernet using nmtui on my laptop that is connected using a USB to Ethernet adapter fails with error "Ethernet connection is not available because device is strictly unmanaged&...
- 533
0
votes
0
answers
121
views
No Wired section in network settings (20.04)
My wired internet connection is not working and I cannot access the wired section of the network settings. I have basically the same question as Wired option missing in Network Settings and many ...
- 657