Questions tagged [lan]

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

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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 ...
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how to connect from lan to same lan indirectly through the internet

odd question here, but testing this might help me out with something diffent. I have a LAN, on this lan i have a laptop (dual boot) and a nas (linux based) to which i have access through the internet ...
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How to fix "Failed to set controlling terminal" and other compiler issues

I am using Ubuntu 22.04 with Code Blocks 20.03. All was working then I installed kernel 5.15.33-generic. Since then my system appears unstable, it switches perspective from default to minimal, it ...
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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 ...
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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 ...
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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.
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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 ...
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Both Ethernet and wireless "unclaimed" on new installation

I've just installed the latest Ubuntu LTS version from the website. It's a dual boot with Windows 10. All fine but when I boot into Ubuntu, except that I have no internet, no network card is detected (...
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Ubuntu 20.04 LAN Adapter Connects But Fails Ping

I am trying to get the LAN to work on Ubuntu 20.04. It used to work about a month ago, when I quickly checked. At present, when I connect the cable it shows an icon in the tray as if the connection is ...
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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 ...
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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 ...
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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. ...
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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 ...
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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 ...
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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 ...
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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 ...
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Ethernet over USB-C not working when plugged in after boot

When my USB-C adapter, which contains a LAN port, is plugged in while the system boots, everything works fine. However, when I boot up the system and plug it in afterwards, the system does not ...
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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 ...
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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 ...
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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 ! --...
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How do I connect to multiple servers using Ethernet switch?

I have a lab setup with multiple pieces of equipment that can be controlled remotely using each one's respective embedded Telnet server. I can connect to each one easily by configuring a static IP for ...
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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 ...
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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 ...
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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....
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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 ...
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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 ...
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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 ...
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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 ...
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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. ...
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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 ...
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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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Cannot open folders from wi-fi network [20.04.2 LTS]

I have a Ubuntu laptop in my wi-fi network and I have turned on Sharing of "Documents" and "Downloads" folders. When I go to the "Network" option in "Finder", ...
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Xubuntu on MSI GS66 Stealth: no ethernet found

I have bought a MSI GS66 Stealth with Killer Gb LAN. I tried everything but I'm not able to see it on xubuntu 20.04. Ideas? Thanks # lspci 00:00.0 Host bridge: Intel Corporation Device 9b44 (rev 02) ...
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Ethernet LAN Dongle is constantly disconnecting (USB3)

Edit: Must be a driver problem. The UGREEN ASIX AX88179 is constantly disconnecting on one of my ports (see below). I ordered an ANKER dongle wich works stable on both ports. It's using: Realtek ...
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LTS 16.04.07 Server - Extremly slow speed over ethernet port, even in LAN

I'm running an ASRock B85MPro4 that includes Intel's I217-V Gigabit ethernet port. It's weirdly slow. I tried uploading 170GB onto it and it was estimated to take 8 1/2 hours. i can barely exceed 15 ...
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Ethernet is not working on Ubuntu 18.04 though WIFI is working

Initially I was using ubuntu 14.04 and ethernet was working fine but wifi is not working fine. Then I changed to later Kernel and got Wifi to work but ethernet isn't working. Then I decided to upgrade ...
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No LAN connection anymore

I don’t know what I or any update did since yesterday, but after booting today I no longer have LAN connectivity (no internet, no ethernet). My Win10 install on the same machine does, another ubuntu20....
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Why is my port closed when accessing from the network?

I have read so many pages, and tried so many things, but am stuck here. I have a freshly installed Ubuntu 20.04 server. And on it I run a Django test server (just to try it out). It is running and ...
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Internet sites are loading slowly sometimes with Firefox and Chromium

On Ubunustudio sometimes sites load very slowly. This happens more often when I visit the site for the first time (e.g. looking something in google). The issue occurs in Firefox and Chromium. I ...
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New motherboard, can't connect to eno1 [closed]

When trying to connect to my access point router upstairs, I struggled too long before I realized that my computer simply wasn't recognizing my ethernet connection. It will connect to the wifi just ...
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Ethernet card e1000e works only after reboot

I am running Ubuntu 20.04 on a ThinkPad W541. It has a LAN card, that uses e1000e driver. The problem with this card is, that it only works after a soft reboot. The procedure to turn it on works like ...
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My Lan connection is not working

I gathered a desktop. And I installed ubuntu 20.04. I opened it and everything was okay. Then i installed nvidia-driver 440, then reboot. When i opened the computer, My lan connection is not working. ...
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LAN connection problem

I am running into an issue that my campus LAN connection is not getting connected.I am using Ubuntu 20.04.It was fine 2 days ago but now it shows authentication problem even though i enter correct ...
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Trying to configure Wake On Lan with ethtool on Ubuntu 20.04

I've started to configure wake on lan on my Ubuntu 20.04. Turns out it doesn't working yet. First, I've followed this tutorial: https://www.techrepublic.com/article/how-to-enable-wake-on-lan-in-ubuntu-...
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How to acces Canon PIXMA TS8351 in LAN on Ubuntu 18.04?

I have a Canon PIXMA TS8351 connected in LAN by WiFi to a router. I can access, print, and scan from different Windows computers but I don't know how to access the printer from a computer on Ubuntu 18....
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