Questions tagged [lan]

LAN is short for local area network. Commonly refers to cable bound networks.

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Ubuntu for office work 5 computers [closed]

I've 5 computers in a small office, most of them are from 2017 i5 8gb ram etc. I'm setting them up for my sisters non-profit. They also need a printer and a scanner to be connected. I'm considering ...
nottoobright's user avatar
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Ubuntu 23.04 fresh install DNS not working on LAN but works perfectly on WLAN

As in the title, I am experimenting a strange behaviour on ubuntu (both 23.04 and 22 lts). DNS doesn't resolve domain addresses if connected by wired LAN,but it does it on wifi (on the same network). ...
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File transfer speed over local network (WLAN) suddenly drops after while (Ubuntu 22.04)

I'm trying to back up multiple files (around 1000 of them, 40 GB all) over WLAN from one computer to another. Both computers run on Ubuntu 22.04. I've tried multiple ways of copying files. Sharing ...
Adrian Bienias's user avatar
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Access Ubuntu Samba shared folder from outside VirtualBox

I installed Ubuntu Server 22.04 on VirtualBox with Windows 11 as host. I set a "NAT" adapter in Virtualbox and forwarded the ports 80 and 443 from the host to the guest for an Apache server ...
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How configure quantum 6056B thin client in Ubuntu [duplicate]

Currently using windows OS 64 bit with thin client technology. I want to switch OS to Ubuntu. How can I use same quantum 6056B thin client in same pattern. Please Help.
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Issues with Wake On Lan on Ubuntu Server 22.04

Recently i've been having a lot of issues trying to enable wake on lan on my server and i'm out of ideas about what could i do to make it work. I've been following these tutorials trying to make WOL ...
Ángel's user avatar
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WiFi control gone after used LAN cable 22.04 + Mate

I'm using Ubuntu 22.04 Mate AND MY WIFI WORKS JUST FINE, when I boot my PC. Also, when I have the LAN cable connected, everything works fine. However, when I disconnect PC from LAN, I can't turn on Wi-...
Peter's user avatar
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Ubuntu clients can't resolve LAN hosts stored in local unbound server

I have setup an unbound server to use short names to refer to various servers by the hostname only. Example: I can call http://myserver:8080/ And it works as expected from Android, and Windows clients,...
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Share two network interfaces on linux

I have a Linux PC (ubuntu 22.04) with a network layout as below: Internet <-> Router <-> PC <-> edge device <-> Switch <-> APs <-> devices And with two Lan ...
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How configure login-id & password for use with an afp:// link?

Ubuntu 20.04 (KDE Plasma). The 'Backup' program has started to halt before the backup starts running, and a popup window appears asking for credentials to access a NAS hard drive share. This happens ...
gandsnut's user avatar
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I have an usb to ethernet adapter, model no: VK-QF9700. can someone have driver for it

I tried to update and install net-tools,flex,eveusb also tried build essential but its show this error "E: The package eveusb needs to be reinstalled, but I can't find an archive for it.". ...
Sourav Dishri's user avatar
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Netplan not bringing up interface

Having issues with a fresh install of Ubuntu 22.10 to manage wired network. During install it would detect 4 ports, and I configured one with DHCP and disabled all others. It's a very simple ...
The Unique Paul Smith's user avatar
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Configure NetPlan with KVM to share host LAN with guest

I'm having a problem with NetPlan, where if I set renderer: networkd, then the guest VM connects to the local network, but the host cannot reach the public internet ping: google.com: Temporary failure ...
Rick Mooney's user avatar
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How to setup a LAN Server only accessible inside for files and media?

I used Ubuntu and Linux lot about 10 years ago for several years! I was fairly efficient at it. Fast forward 10 years, I haven't used Linux much lately. At my church, I setup a OpenMediaVault server ...
subuntu's user avatar
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After upgrade 18.04 to 20.04, Deja Dup fails to backup; something about my LAN networking is broken

Deja Dup (DD) has worked w/o problem for 2+ years under Ubuntu Mate 18.04 - then I upgraded to 20.04 and DD no longer succeeds. DD halts when "back up now", with window "Storage ...
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Cable LAN connection issue

I have booted Lubuntu 18.04.5 (try out mode from an USB stick, no proper installation) on an old netbook (HP Mini 210-3100) and ran into a LAN issue. First, wireless LAN access works as expected ...
Codor's user avatar
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connecting to LAN is a problem after wlan module attempted upgrade

short prestory: i've decided to updrade my internal wlan card. turns out not all lenovo models are open to all cards and on boot, if the change is attempted, it's normal to get something like "...
odakunagi's user avatar
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ubuntu 20.04 wrong ip in LAN

After updating Ubuntu 20.04 and installing wireguard I'm facing an issue. My machine wasn't reachable via ssh and pings anymore. ping 192.168.178.42 (the LAN ip of the ubuntu machine) outputs: $ ping ...
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gupnp-av-cp fails to set volume of Sony Bravia on LAN through wi-fi

I am running Ubuntu 22.04 Mate. I use gupnp-av-cp from gupnp-tools package. It controls smart tvs via LAN. It works OK on Ubuntu 20.04 and earlier versions. It detects Sony Bravia on LAN but fails to ...
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SSH and HTTP connections via WiFi fail intermittently

I recently installed Ubuntu 22.04 with OpenSSH server and nginx on a Lenovo ThinkPad. The host is connected to the local network via WiFi. Local connections (via SSH or HTTP) to the host sometimes ...
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Accessing ssh from outside LAN where the public IP of ISP is ambiguous

So I have an ssh running on my RPi on local lan, and want to access it outside my home network. I already set up port forwarding on my modem, and in fact couple of years ago I was able to access it ...
Vivek Chandel's user avatar
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LAN connection OK, but No WAN after a reboot. Ubuntu on Mac Virtual Box

LAN OK, but no WAN connection after a reboot. ubu@ubu-VirtualBox:~$ ifconfig enp0s8: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500 inet 172.18.1.251 netmask 255....
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My Linux box cannot access other devices on the LAN

I have new mini PC (ASUS) with UBUNTU 21.10 it has an Intel network controller (WiFi 6 Ax200) I can access the internet and I can see other devices such as my laptop and NAS on the LAN but I cannot ...
Hugh's user avatar
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LAN connection not available - wrong driver requested?

WiFi works but I cannot see any other devices such as my NAS on the LAN - nor can they see the ubuntu box. My laptop has no problem. My ubuntu (21.10) box uses Intel WI-FI 6 AX200 (Intel lists ...
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built-in ethernet port cannot access particular lan device but USB ethernet port and wifi can

Problem detected several months ago after system had be working normally for many months. Ubuntu 20.04 Built-in ethernet port connected directly to wifi router Can ping any ethernet devices on LAN and ...
mrh53's user avatar
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All devices can ping only themselves and the router (lan)

When i try to ping any devices in my lan network, i get this output : ping 192.168.1.104 PING 192.168.1.104 (192.168.1.104) 56(84) bytes of data. From 192.168.1.108 icmp_seq=1 Destination Host ...
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How to install Canon LBP2900 (printer) to Ubuntu 20.04 LTS via LAN properly?

I tried to install Canon LBP 2900 printer via LAN. After installation, the printer doesn't print.
Sanjar Usmonov's user avatar
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Kubuntu will keep asking for wifi password (Kubuntu 20.04.3)

I've been trying to connect to the internet through wifi. I click the network, put in the password and see "configuring interface". Then, a window pops, asking for the password. I put it in (...
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Kubuntu 20.04 not resolving .local names any more all of a sudden

Until some days ago, my Kubuntu 20.04 system could resolve .local device names on my local network without problems, as other Linux systems still do (on the same network). However, all of a sudden ...
Mauro Molinari's user avatar
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How do I install a .tar file that it has no configure to drive the LAN card? [closed]

I am trying to drive a new LAN card A5000UA, I downloaded its file's drive from this link. I used to extract the .tar using this command: tar xvf rtl8188EUS_linux_v5.7.6.1_36803.20200508.tar I would ...
REDHWAN's user avatar
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Home PC keeps disconneting from internet

I have two routers at home. The 'main' one is connected to internet (92.168.1.1), has Wi-Fi and my desktop PC (192.168.1.10) is connected to it via ethernet cable. Since the Wi-Fi signal is weak in ...
matej's user avatar
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Wired connection stopped working (Ubuntu 20.04)

OS: Ubuntu 20.04 Hardware: Core i5-2400 CPU, 6GB DDR3 RAM I was using the same wired connection for the past year without any issues. The LAN LED on the router lights up during boot for a few seconds. ...
Kwee Twos's user avatar
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How to detect someone's stealing CPU's resources or NAS's movies?

I noticed my NAS LAN LED's activity is always blinking, moreover today I used Windows and I realized that the fan noise was much much quieter than in Ubuntu. Of course this can be due to the fact I'm ...
mune72's user avatar
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Installation Ubuntu server on top of an existing one

Actually I'm developing a web application using PHP and realtime Chat application and notications using NodeJs. In a Local network There is an ubuntu server to connect some windows machines to make a ...
Aisthesis Cronos's user avatar
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using unison to copy files across a LAN

When I copy from one machine to another on my LAN, using scp, it opens a shell (in my case tcsh) and hence runs my rc file .cshrc. For various reasons, I'd like to bypass all of my .rc files when ...
Leo Simon's user avatar
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Internet connection is fully broken. Network is unreachable. Ubuntu Server via LAN

my Ubuntu server lost its internet connection suddenly (I wasn't even ssh'd in). Now all pings with a hostname fail to resolve and a ping to 8.8.8.8 or 8.8.4.4 returns network is unreachable. How can ...
Fischchen's user avatar
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697 views

How to set up a wireless LAN to serve Flask?

I got a Flask Server I run in localhost and I want for devices to access it without the need for internet. I read that it may be possible by setting up a LAN network and I wonder if its possible to ...
rasa911216's user avatar
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Ubuntu 20.04 upgrades - DNS name resolution fails on internal network

My company distributes software to clients on Ubuntu VMs. Recently we've been updating all client VMs from Ubuntu 16/18 to Ubuntu 20.04. We've been having an issue where DNS name resolution isn't ...
user2437443's user avatar
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internet not working after executing the below iptable commands as root

Inorder To increase security i executed the below commands Force SYN packets check Make sure NEW incoming tcp connections are SYN packets; otherwise we need to drop them: iptables -A INPUT -p tcp ! --...
Purna Mahesh's user avatar
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Static wired LAN IP without a DHCP router ("Link-Local Only") on Ubuntu 20.04

Disclaimer: I the noobest noob when it comes to networking. I hardly have an idea what means what in a network setup. For me, there is no "trivial" information in this regard. I have an ...
Levente's user avatar
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What do i need to do to have wifi with a E220x Gigabit Ethernet Controller on Ubuntu 20.04

This is my first post. Yes i checked all other posts on Askubuntu with similar problem but nothing seemed to work for 2021. Answers are outdated and links dont work. I want my network card on my ...
stavromachinima's user avatar
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1 answer
1k views

Qualcomm Atheros Killer E2500 Ethernet not working on 20.04

I have an Alienware laptop with the Qualcomm Atheros Killer E2500 LAN adapter which worked always until after upgrading to Ubuntu 20.04, when it stopped working completly. I'm on the newest kernel 5.8....
Foo Bar's user avatar
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Send messages to devices on a LAN

We are setting up a small computer gang and want to have a LAN with a chat channel, but without the need to connect to the WAN and use external services like whatsapp or signal etc. Is there any way/...
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Network driver for Realtek 8852 20.10

I recently bought a new HP laptop (Pavilion 15-ec2003np), but when I installed ubuntu (already tried 20.04, 20.10, Pop!_OS 20.04, 20.10) it says that the network adapter wasn't found and I can only ...
rfdomingues98's user avatar
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1k views

Wake On Lan not working in Ubuntu 20.04

I'm trying to set up wol on a laptop connected to a tp-link adapter by an ethernet cable. The PC that sends the magic packet is also connected to this adapter. I've already followed this to enable wol ...
Nico Nico Pizza's user avatar
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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 ...
dotan's user avatar
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Network Size is 100Mbit/s, but my capacity is 1Gbit/s. I have I219-V Ethernet connection

My Network size is 100Mbit/s, and i wanna change it to 1Gbit/s, because my capacity is 1Gbit/s. *-network description: Ethernet interface product: Ethernet Connection ...
ZAD4Y's user avatar
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1 answer
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r8125 PCIe card not working with 20.04.2 / kernel 5.9 / Gigabyte B550M-DS3H

I am attempting to upgrade my home network to 2.5 Gbps ethernet using r8125 PCIe cards (Cudy). After considerable troubleshooting effort and research, I am unable to get this working on this machine. ...
Kevin A's user avatar
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What should be LAN speed?

I've got PC and laptop, both connected with wire to switch witch supports 1gb/s transfer. My download speed from Internet is about 800mb/s. On laptop is nvme type disk, on pc I've got SSD sata, Ubuntu ...
Paweł Zając's user avatar
1 vote
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213 views

On my local network what can't I ping xyz but I can ping xyz.local on Ubuntu 20.04

On my local network machine xyz has the IP of 192.168.1.95. If I ping xyz.local it resolves properly. If I ping xyz I get "Temporary failure in name resolution". I am using Ubuntu 20.04 and ...
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