Questions tagged [connection]

Questions concerning network connections.

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Ubuntu 22.04.4 LTS Slow wifi connection on specific wifi network

I have my laptop (dual boot Windows/Ubuntu). When I'm using the Ubuntu part at my home, the Wifi is really slow at a point I can't do simple google requests. I can use ping and it works well, and when ...
Hitsuji's user avatar
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27 views

Establish a connection to the NAS with Yad

My attempts to connect the PC to a NAS have only been partially successful so far. First, a directory is to be searched for under "yad". If it contains files (true), the status "...
scotty030253's user avatar
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Port not open (ufw disabled)

On the server, running Ubuntu 22.04 sudo netstat -tnlp | grep :4000 tcp 0 0 0.0.0.0:4000 0.0.0.0:* LISTEN 10690/nxd tcp6 0 0 :::4000 ...
Jasmeet Singh's user avatar
-1 votes
0 answers
62 views

Disable weak openssl cipher suites for nginx

Trying to disable following cipher suites in nginx TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384 TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256 In Nginx configuration updated this ssl_ciphers ECDHE-RSA-AES256-GCM-...
life quality's user avatar
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132 views

I cant connect to ethernet on ubuntu 20.04.4 LTS jammy Desktop

"activation of network connection failed" is the error i get on top of the screen when trying to connect to ethernet this is my "ip a" output: 1: lo: <LOOPBACK,UP,LOWER_UP> ...
Tymonoman's user avatar
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32 views

pam_radius_auth: Failed to open RADIUS IPv6 socket

I am using Ubuntu22.04.3 LTS. We've encountered the following error after disabling IPv6. Previously, it was working fine when IPv6 was enabled. However, in our environment, IPv6 is not in use: "...
Ramesh Raman's user avatar
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39 views

Slow network connection on Ubuntu 22.04.3

Recently, I changed my OS from Windows 10 to Ubuntu 22.04.3 and I noticed that my internet was too slow compared to Windows, I spent hours downloading simple files or installing some things on the ...
Matheus Oliveira's user avatar
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30 views

When I connect a wireless device, the computer's WI-FI disconnects from the network [duplicate]

I bought a wireless headset, when I connect the USB Wireless transmitter, the computer's WI-FI starts to fail and it no longer connects to the network. PC: Dell Inspiron 15 5510 OS: Ubuntu 22.04.3 LTS ...
Eduardo Zielke's user avatar
1 vote
1 answer
2k views

How to fix "LIBMTP PANIC: Unable to find interface & endpoints of device , Unable to open raw device 0"?

This is a question which seems to have been asked many times - mostly between 5 and ten years ago. I still have had this intermittently (as do others I see with a variety of phones, computers and ...
chrisnd2's user avatar
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Dualboot Windows 11 and Linux Ubuntu 22.04.3 LTS WIFI connection via Linux does not work

i have started my Laptop yesterday and it cannot connect to my Internet (via Wifi). It works with my Handy Hot Spot and with an Ethernet Connection (with the Internet that i have). I also tried ...
mmda's user avatar
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Wi-fi problem (connected but not working)

My problem: Wi-Fi is connected, the icon indicates this, but the internet doesn’t work for minutes but the icon still shows “connected” to Wi-Fi, then it works for minutes again and so it goes on. ...
Anwarzadeh's user avatar
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98 views

Why Ubuntu Isn't Recognizing My Laptop Sim Card

I've Installed Linux On A USB Drive. But When I Boot And Run The Ubuntu Linux It Has No Mobile Network Option And It's Saying No WWAW Or Somethin Like This And I Can Not Connect To Internet. before ...
AmirHosien's user avatar
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120 views

Solved - Network Connection problem on Ubuntu Server Pro after Installing Kubuntu-Desktop

I cannot connect to network after installing Kubuntu Desktop on my Ubuntu Server Pro. I recently installed Ubuntu Server Pro onto a machine using installer 23.08.01, which I upgraded to version 23.10....
benneffect's user avatar
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135 views

How to fix extremely slow network conection - Ubuntu 20.04 LTS?

Edit below, 2023-12-12: The issue has been resolved. Turns out it was a browser-related problem. After reading all the comments and trying various solutions, I went to check if the browsing speed ...
Postolar_Bore's user avatar
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122 views

Unable to login domain joined server getting permission denied error

Getting error as "Permission denied, please try again" for domain user login in domain joined server. got this log in /var/log/auth.log: Dec 1 11:03:00 Host sshd[61122]: Invalid user ad....
Anji Rapeti's user avatar
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247 views

Wifi not connecting in Ubuntu 23.10

There I am using Ubuntu 23.10 and when I am clicking on the wifi networks they are getting disappeared and come back instantly and I am not able to connect to my wifi network please help. Please see ...
Ts Vlogs's user avatar
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WiFi doesn't work. Ubuntu 22.04

I started using Ubuntu 22.04 in my Dell InspironN7110 six months ago, and since this I have been having problems with the internet. While I'm using the laptop I always have the internet symbol ...
Leonardo Quintero's user avatar
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41 views

No internet until Wi-Fi panel is opened

I have a curious problem with internet connection on Ubuntu 22.04. Often while I'm connected to my house Wi-Fi, internet does not work also if the system says the opposite. The only way I found to fix ...
Kello's user avatar
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missing wi-fi adapter on my acer notebook

i seemed to have been virus bombed earlier this year, and my keyboard is still not functioning fully but with an external keyboard solved that, however, now I recently started using the acer again, ...
1teadam's user avatar
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328 views

Ubuntu 22.04. Wifi disconnects

SITUATION I recently bought my HP 15s-fq5099ns without SO and installed Ubuntu 22.04 (LTS). PROBLEM The PC seems to connect correctly to WiFi, but from time to time (in 5 minutes time lapses) it stops ...
Rafael Moreno Portilla's user avatar
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My Ubuntu stopped connecting to wi-fi out of nowhere, but wi-fi works on windows

I've been using Ubuntu for a little less than a year and everything was OK until out of nowhere I turn my PC on in the morning and Ubuntu doesn't connect to my wi-fi, I also tried to connect to my ...
Joana Noites's user avatar
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109 views

Where does qemu/virt-manager store connection strings?

I'm migrating to a new laptop and have a decent number of Connections (not actual VMs) in virt-manager. I've grepped and cannot find any text file with data from the connection strings that appear ...
a coder's user avatar
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Network works very slow

My network works very slow on Ubuntu. gkucmierz@gkucmierz-MS-7D70:~$ uname -r 6.2.0-34-generic gkucmierz@gkucmierz-MS-7D70:~$ cat /etc/os-release PRETTY_NAME="Ubuntu 22.04.3 LTS" NAME="...
gkucmierz's user avatar
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Why Ubuntu sets system's hostname for my public IP?

In various network utilities, Ubuntu 18.04 displays my public IP address with the system hostname. Let's imagine that 12.34.56.78 is my public IP and 9.8.7.6 is some client's IP. For example, if I ...
Semyon Bayandin's user avatar
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1 answer
55 views

WIFI blocked once a day

I have a really strange behavior, it happens that at certain moment in the morning my wifi connection stops working even if the connection symbol is on. If I try to reconnect to any network I cannot ...
Gerardo Colucci's user avatar
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37 views

Unable to Connect HP Pavilion dv6700 Laptop to TV Using VGA-to-HDMI Cable

Hello Ubuntu Community, I am currently experiencing an issue with my HP Pavilion dv6700 laptop running a 64-bit version of Ubuntu 22.04.3 LTS (Jammy). I am attempting to connect my laptop to my ...
Baji's user avatar
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WiFi Connection Keeps Cutting Out

I have installed Ubuntu 22.04.3 LTS (64bit) and the internet connection keeps cutting out non-stop! I have updated the kernel to the most recent one and tried all other methods (after doing research) ...
Lavender Meteorites's user avatar
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44 views

Cannot re-pair bluetooth keyboard after removing device once

(Ubuntu 22.04.3 LTS x86_64 / GNOME 42.9 / 6.2.0-1011-lowlatency kernel) I have a Thinkpad Trackpoint II wireless keyboard with Bluetooth support. Occasionally there will be problems when waking up the ...
DealTime444's user avatar
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something went wrong when I tried to use xrdp remote control

I have a question: When I use XRDP for remote connection, I get the following error: [20230823-20:42:47] [ERROR] g_tcp_bind(9, 6010) failed bind IPv6 (errno=98) and IPv4 (errno=22). Upon checking, as ...
Adam Cao's user avatar
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20 views

Iscsi initiator configuration with FusionStor storage

we have FusionStor storage system, and it's connected with Ubuntu OS over the iscsi, we need to do the iscsi configuration, can you pls guide the steps, how we can do the iscsi configuration and map ...
Shah's user avatar
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36 views

wifi sometimes connect sometimes does not connect

people please help sometimes my wifi works on the Ubuntu 22.04 LTS but sometimes when I restart the system again after a few hours it does not show any wifi and says no wifi adapter is found now the ...
Shreyash_04's user avatar
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53 views

ubuntu 20.04 wifi connection is bad and not stable

I know that there are questions about this but I tried all those answers but my problem is not disappeared. The problem is, when I go to the additional drivers, there I can see the wifi device Realtek ...
aaaa's user avatar
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0 answers
58 views

problem in connection in ubuntu 20.04

I have problem in ubuntu version 20.04 my connection is wired and there is no internet connection. I do some solution like, changing DNS (8.8.8.8), changing the IP address manually and I still having ...
ahmed hesham's user avatar
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1 answer
2k views

Bluetooth Device not detected in ubuntu 23.04

I recently updated to ubuntu 23.04 but unfortunately the bluetooth is not working properly. It only shows a few devices as listed. For example I can see and connect with my android phone but I cannot ...
Bimaphys's user avatar
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0 answers
356 views

The connection has timed out error after installing apache2 in Ubuntu 22.04.2 LTS

I have installed apache2 in Ubuntu 22.04.2 LTS. When I hit my IP address in the browser to check the Apache page, I get the below error. The connection has timed out I have tried the below command ...
user9437856's user avatar
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0 answers
81 views

Ubuntu 18.04, RTX 4090 wired connection not found problem

I have msi MAG B760M MORTAR and I installed ubuntu 18.04. My GPU is rtx 4090.My problem is that wired connection is not found. how can I solve my problem?enter image description here
YinMay Oo's user avatar
1 vote
1 answer
145 views

I have setup Postfix to send mail with SMTP.Gmail.com server, mail only gets send at server reboot?

I am a linux beginner so might be doing something stupid, My problem, I am setting up a Ubuntu server LTS 22.04.2, and to get emails when there are updates I am trying to get mail and postfix to work. ...
Hansie's user avatar
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1 answer
268 views

cant sudo apt update due to a connection failure [duplicate]

Cannot initiate the connection to download.opensuse.org:80 (2001:67c:2178:8::13). - connect (101: Network is unreachable) Could not connect to download.opensuse.org:80 (195.135.221.134), connection ...
yedica5962's user avatar
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0 answers
79 views

PC inaccessible after login

I can't figure out what's going on on my machine Following my password identification I get the usual desktop environment, but I cannot perform any action. No program responds. I'm unable to call a ...
bjc49's user avatar
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0 votes
1 answer
5k views

"Unable to connect to server: connection failed: FATAL: password authentication failed" on brandly installed postgres and PGAdmin4

I want to create a new server and a new postgres database from the PGAdmin4 UI just-installed on Ubuntu 22.04 I already did this before but I don't remember how did I do id. The server I created last ...
Tms91's user avatar
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4 votes
4 answers
5k views

Bluetooth manager not connecting to devices after upgrading to Ubuntu 23.04

Ever since upgrading from Ubuntu 22.10 to Ubuntu 23.04, bluetooth doesn't appear to connect any more. If I try a cold connect to my portable speaker, it connects for one second, then disconnects. If ...
Quiver Sky's user avatar
2 votes
1 answer
206 views

My Ubuntu client says that the wired connection is unmanaged

This is what is showing when I look at the wired management. I don't know what I did that it's showing all of these and I can no longer access the internet.
Smokechief's user avatar
2 votes
1 answer
216 views

Device and connection in Network Manger?

I am currently using ubuntu 20.04 machine and using Network Manager as the service for managing network configurations. What is the difference between a Device and Connection in Network Manager? Also ...
Alakananda S's user avatar
1 vote
0 answers
963 views

No Internet Ethernet is connected, Ubuntu 22.04

I am experiencing a very similar issue to the following: No Internet even though Wifi or Ethernet is connected, Ubuntu 22.04 The setup is a "Dell T5810 Precision Tower Desktop - (Black) (Intel ...
ShareCL's user avatar
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1 vote
2 answers
1k views

How do I remove the limit from my eth connection in Ubuntu 22.04?

I have a dual boot set up with Ubuntu 18.04 and 22.04. When I log in 18.04 the wired connection in the network settings shows a Link speed of 1000 Mb/s, while in 22.04 it shows 100 Mb/s. Info on ...
Lucas P. Luiz's user avatar
0 votes
0 answers
427 views

Connection refused on open TCP port

Server is listening on TCP port 10000 on two reachable addresses- root@localhost:~# netstat -tulpan | grep 10000 tcp 0 0 172.30.83.74:10000 0.0.0.0:* LISTEN 29009/...
manish ma's user avatar
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0 answers
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Bluetooth speaker connection is dropped upon pressing play, or stopping and starting play. Also becomes unable to manually connect

If the music is playing the connection is fine (it doesn't turn off for no reason). The problem comes when I pick a new song from my files, as soon as I push start to play it, it drops the connection. ...
Akpglt's user avatar
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0 votes
1 answer
246 views

domain "refused to connect" running django app on digitalocean droplet

I want to deploy a site on a digitalocean droplet. So far, it works as expected when I hit the IP address 123.45.678.910, but when I go to my domain name, I see "This site can't be reached, my-...
ellen's user avatar
  • 277
0 votes
2 answers
923 views

Netplan with static IP keeps disconnecting

I have multiple Ubuntu servers in the same network with two network interfaces. One for public Internet access (80.90.100.40/29), one for internal network communication (192.168.1.35/28). All of the ...
erdimeola's user avatar
  • 101
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0 answers
100 views

Problem with internet connection on Ubuntu 20.04

I can't connect to the internet on Ubuntu 20.04. I checked many things: The wireless adapter is enabled. Localhost ping is OK. Ping to 8.8.8.8 is ok. I can connect to the Internet via cable. I can ...
Finisher's user avatar

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