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Questions tagged [internet]

Questions about connecting to the Internet. "wireless" and "networking" might be better tags, depending on the question.

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Ubuntu limiting the internet bandwith

Recently we have noticed that a few computers at work that use Ubuntu are having their internet speed limited. We tried every troubleshooting method we could think of (more or less in this order): - ...
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19.04->19.10 Ethernet DHCP-Internet connection no longer working

I have upgraded from Ubuntu 19.04. to 19.10. and unfortunately my PCI-Ethernet connection to the old Alcatel speedtouch modem does no longer provide an internet-connection via DHCP. I have set-up a ...
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Slow internet on M.2 SDD

I have installed Ubuntu 18.04 (bionic) on M.2 SSD disk via PCIe and everything works well apart from Internet. It lags for about 0.5 second with each click. Could you please tell me what could be the ...
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How to check if a port is blocked by my ISP?

My little backstory here is that I am trying to connect via ssh to a postgres remote database set up by heroku, --> Connecting to postgresql-slippery-32494 psql: could not connect to server: No ...
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Can't ping gateway. Randomly switches between working and not working

I connected to a new Wifi network 2 days ago. Worked fine. All of a sudden I had no internet access. I pinged google and got temporary failure in name resolution. I pinged my gateway and got no ...
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1answer
31 views

Browse a website from my personal computer as if I were using my server

I would like to be able to access websites from my laptop computer as if I were using a limited-access server that is connected to my university's network. I want to do this to access scientific ...
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11 views

change dhcp server range and ip to new values

i'm using ubuntu 18.04 on a raspberry pi. and share my wifi through the lan using network manager (share to other computers), when i connect my laptop to a lan this works perfect and browse internet, ...
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16 views

Ethernet blocked after a while, have to rfkill unblock all

Ubuntu 18.04, Wireless disabled After about 15 minutes of running, suddenly I don't have internet access anymore. The only solution that works is doing sudo rfkill unblock all and then sudo dhclient....
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How to find fastest mirror link during every installation

This is the problem: sometimes I connected to internet via VPN (this VPN server could be in countries like USA, UK and etc) sometimes I connected to internet without VPN. When I connected to internet ...
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70 views

Wifi internet connection keeps dropping. Need to restart NetworkManager always to work

I have a problem with my WiFi internet connection. It keeps dropping even-though I'm still connected to the network. The thing I did always when it occurs is to type this command: sudo systemctl ...
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1answer
45 views

Ubuntu server 19.04 internet connection problem

I have already installed Ubuntu server. I plugged in ethernet cabel and i have not got internet connection. After run ifconfig result is: lo: flags=73<IP,LOOPBACK,RUNNING> mtu 65536 inet 127.0....
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Not able to connect to internet when both ethernet and wifi is connected in Ubuntu 16.04

I have Ubuntu 16.04 (machine 1) and Windows 10 (machine2). I have connected the ubuntu to the wifi with IP 192.168.0.110 and I can browse internet easily. I have to do remote C++ development on ...
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1answer
61 views

Wifi connection not durable with ping: sendmsg: No buffer space available

Yesterday I have formated my computer and set Windows and Ubuntu 19.04. Previously I had Ubuntu 16.04 and Windows and everything worked fine. But now, when I visit big webside or download something, ...
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2answers
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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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1answer
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Cable Ethernet stopped working Xubuntu 19.04

Afternoon all. Yesterday (11th Oct) at midnight, my laptop lost connection to the internet via ethernet cable. I can still connect via wifi. I have a second laptop, which dual boots with ...
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1k views

Ubuntu 16.04 disconnecting from ethernet

I have Ubuntu 16.04 and recently I get disconnected from the internet (ethernet) a couple of times within an hour. I had my ISP to check my router but they did not find any issues. It happens both on ...
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150 views

Installing driver for TP-LINK Archer T9UH AC1900 on Ubuntu 18.04

Recently bought a WiFi booster to combat patchy WiFi in my uni dorm, works perfectly with Windows as driver installation was easy to follow, yet I can't seem to figure out how to install the Ubuntu ...
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Unable to connect to WiFi after changing NetworkManager configuration file

I attempted to connect to the internet over WiFi. I read that an issue may be the randomization of my laptops MAC address. I opened up the terminal and typed in: :$ sudo tee /etc/NetworkManager/conf....
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My option to connect my laptop to mobile hotspot using wifi vanished. I don't have any source of wired connection. Please help

Last week I completely migrated from Windows to Ubuntu. Initially there was no option to connect to wifi, I installed it using terminal with the help of LAN wire. After successfully using wifi with ...
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1answer
46 views

Only 1 network interface works at same time

I use Ubuntu 18 with KDE Plasma, and I cannot use 2 network interfaces at same time. I have "Wired connection 1" from my IPS (ethernet cable) and "Wired connection 2" using my phone "USB tethering", ...
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21 views

Latest update broke Wi-Fi

I got the latest update for Ubuntu Studio 19.04, and now I have to boot then restart to access Wi-Fi. I can't get any Wi-Fion the initial boot. How can I fix this issue? I'm relatively new to Ubuntu.
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Why my internet goes slow after I set the computer to sleep?

In Kubuntu 19.04, every time I put the PC to sleep and wake it up later, I get less than 1 mb/s internet speed. The only way I know to get back my real connection is by rebooting the system, which is ...
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92 views

How can I use Wake-On-Lan on a server in a home network from anywhere on the Internet?

I have a PC running Ubuntu Server 18.04.3 LTS and a laptop running Ubuntu Desktop 18.04.3 LTS. Both are correctly configured to allow the client (laptop) to connect to the server (PC) via SSH on LAN/...
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115 views

Ubuntu Server 18.04 Virtualbox and Two Network Interface Configuration with Internet Conection

i have a VirtualBox Machine running Ubuntu Server 18.04.3 on my Laptop, i have set on installation the configuration for Network Interface of the first network interface enp0s3 in my Work to get ...
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28 views

UBUNTU 18.04.3 Server on VM Ware Unable to connect to the internet

The Network Adapter of the VM is set to NAT. Internet Connection Sharing is enabled on the Host Machine. I'am not able to connect to the internet from the UBUNTU Server I tried to setup a custom ...
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1answer
155 views

How prioritize ethernet over wifi in Ubuntu 18.04?

When I am on wifi and then plug in the Ethernet cable the internet connection switches to the latter (three-box symbol), but after pause it is back to wifi and I do not know how to return to Ethernet (...
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24 views

How to know what we are receiving from Internet

I use Ubuntu Studio 18.04.3, with additional backports PPA (to get LTS). But... I guess it is valid to any Ubuntu release. Is there some GUI and/or Terminal app to know what kind of data some IP ...
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33 views

Network Status shows connection but no network access

So my problem is that GNOME and NetworkManager all show a functioning wifi connection (GNOME sometimes shows a "?" inside the wifi icon) but I am not able to connect to the network. I assume the ...
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0answers
31 views

“Activation of network connection failed” in connecting ethernet under Ubuntu 18.04 with Dual Boot Windows 10

I am currently running dual boot with Ubuntu 18.04 and Windows 10, and the ethernet connection is working in neither operating systems. Under Windows 10, it complains that "an ip address cannot be ...
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1answer
45 views

No internet after reboot without restarting networking service

I've got a couple of Ubuntu servers (18.04.3). They're connected to the internet and to a private local network. But straight after rebooting a server, they're not connected with the internet. I have ...
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39 views

Cannot connect to the Internet using wired connection

Cannot connect to the Internet. Using Ubuntu 16.04, wired connection using ip address of my server. I live in an apartment house with Internet user name and password given to me. I understand that I ...
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34 views

internet connection on Ubuntu VM works after restart, then stops

I succesfully start Internet connection on my Ubuntu 19.04 VM (in VirtualBox). I checked that by connecting to internal company page, which is allowed by proxy. Proxy is configured by Wired Settings ->...
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61 views

Ubuntu 18.04 suddenly having issues with ONE specific 802.11ac wifi network, no internet after 5-10 seconds

Ubuntu 18.04 has worked fine with my home network for months. Suddenly something has changed and Ubuntu 18.04 can only access the internet for the first 5-10 seconds after connecting to my home ...
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43 views

I can't disable airplane mode in Ubuntu 18.04.3 LTS

My laptop is a DELL Latitude E6420 and I cannot activate Wi-Fi or Bluetooth and I don't have the Use hardware switch to turn off option available. Pd: Sorry for my bad english.
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57 views

Network Setup for an NVidia DGX-1?

We are trying to setup the network for an NVidia DGX 1 workstation. We've connected a network cable that we know works (Tested it on another ubuntu laptop with no WIFI connected). When we connect it ...
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1answer
181 views

Connect to wifi not possible

I have previously had a problem with NetworkManager that was solved, however, there is an error in wlan0 not being found and the Raise network interface failing to start. I have tried in the past to ...
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32 views

Slow internet cable speed on Ubuntu 18.04

When I take a speed test, I get 80 mb/s, when I try download something, I only get about 5 mb/s. I saw a lot of questions about wifi but none about ethernet.
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1answer
76 views

How do I connect to WPA2 Enterprise wireless networks on 18.04 without breaking regular wireless connections?

I'm running 18.04 and need to connect my laptop to a WPA2 Enterprise network at my school that I'm fairly sure uses MSCHAPV2 with PEAP and no CA certificate. When I connect with the credentials that ...
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1answer
136 views

Ubuntu 18.04 ethernet won't connect

My Ubuntu 18.04 refuses to connect to internet via ethernet. No matter what I do and try, my internet connection seems to not work 90% of the time, and I don't have a wifi adapter. I tried this ...
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73 views

Wifi Connected But No Internet (Ubuntu 18.04)

So I have a Lenovo computer (with Ubuntu 18.04) and I just got a wifi adapter. I can connect to it just fine (it has full bars and it says "Connected"), however; when I try to go to any website, it ...
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58 views

Internet keeps stopping working

Edit: connection via cable My internet randomly decides like every 10 hours to suddenly stop working. I have to turn off the connection and turn it on again. This always fixes the problem. I have ...
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56 views

Help! Activation of network connection failed ( Ubuntu 19.04)

I installed Ubuntu-19.04 days ago and it was working normally, today I could no longer connect via Wi-Fi, since although it detects me the Wi-Fi signals, every time I try to connect it throws me the ...
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1answer
33 views

LAN works via Ethernet to USB adapter but not via Ethernet port

I had everything working perfectly till yesterday night when today my Ethernet port stopped working all of a sudden. I did the following: Connected another laptop to the same LAN cable and LAN port ...
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80 views

How to access NFS files without internet within a virtual machine

I have a server with no internet connection. I have already created a virtual machine with Ubuntu as the guest OS. I have also put my NFS datastore into my virtual machine. In this NFS, I have ...
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105 views

Ubuntu 19.04 won't connect via Ethernet

I just built a custom PC with Windows 10 installed on one SSD, and Ubuntu 19.04 on another SSD. My Windows OS connects to the internet just fine via Ethernet, but Ubuntu absolutely refuses to connect. ...
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2answers
24 views

Different kind of IPs

I'm trying to do port forwarding so that I could connect from AWS EC2 to my local ubuntu machine. My local machine ubuntu is connected to wifi(Router). So while trying to accomplish, came across so ...
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16 views

Wired Network Connectivity Issue

I am facing some strange issue with my wired internet connection. Whenever the Default Route is : 192.168.1.1 and DNS is : 192.168.1.1 I am not able to access the internet. But if I keep on connecting ...
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107 views

Issues with Internet speed in Ubuntu 19.04

I connect to the Internet via WiFi with a D-Link DWA-582 Network-adapter on Ubuntu 19.04 dual-booted with Windows 8.1. I'm using Ubuntu actively since March of this year and never had any serious ...
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66 views

Wired connection keeps on dropping

I know there are some similar questions over here but none of them actually works. I am experiencing a lot of problems in connecting to the internet through a wired connection on Ubuntu. The ...
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45 views

SOLVED: No internet connection after configuring ad-hoc interface

Using Ubuntu 19.04 I am trying to connect to an ad-hoc network with my Wi-Fi card (wlo1) and use ethernet (eno2) for access to the internet. The ethernet internet connection works fine on it's own. In ...