Questions tagged [server]

Questions related to Ubuntu Server, and server-related packages.

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Bind9 - dig example.com not showing the private IP address

I have installed Ubuntu 20 and installed the bind9. 'DNS : ns1.example.com' 'IP: 10.201.1.253' Created a zone files ; ; BIND data file for local loopback interface ; $TTL 604800 @ IN SOA ns1....
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Forward different external IP addresses to different localhost:ports on a local machine

We are spinning a nodejs server that emulates a machine's API on Ubuntu Linux. The objective is to be able to connect to i.e. 10.0.0.5:4028 and this should connect to localhost:4020, 10.0.0.6:4028 ...
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I downloaded Ubuntu server went through the steps and now it reboots but goes back to the same steps and wont load

I downloaded the ubuntu server and went through all the questions. then it rebooted and went back to the same page. i tried again and it keeps doing the same thing. It wont boot into a main page or ...
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No access to python server

I got a local python server up and running on an ubuntu machine. In my ubuntu machine i ran the command to start it: python3 -m http.server Here is the response i got in the terminal: Serving HTTP on ...
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ubuntu server 22.04 LTS - Installer Resolution not Supported

Issue: Fresh new install using Server 22.04 LTS X86_64 ISO downloaded 2022/05/16 will boot installer into a 'Graphics Mode/RefreshRate' not supported by my monitors (3 VGA monitors tried) on a DELL ...
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Nagios 4.4.7 on Ubuntu 22.04

Im trying to install Nagios 4.4.7 from source on a fresh install of Ubuntu 22.04 Latest updates applied Everything compiles and installs OK but on starting I get this: May 16 16:29:09 server2204 ...
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A user without a password is now asking for a password: any way to circumvent this?

I created the user 'minecraft' (i'm making a server) with this: sudo useradd -r -m -U -d /opt/minecraft -s /bin/bash minecraft As I'm new to Linux, I followed this guide, which eventually led me to ...
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How do I copy/transfer a file between users on Ubuntu Server?

I know there are 2 other posts on this topic, but neither of their solutions seem to work. I'm trying to transfer a java file from a sambashare to another user, but this is what happens: zein127@...
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How to create an image as small as a cloud image?

Creating an Ubuntu 22.04 server image with the official .iso and VirtualBox, for it to be on BTRFS subvolumes, I ended up with more than 4GB of virtual disk. How do I create an image that is as nice ...
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How do I move a file out of a sambashare and to another user?

I'm new to Linux, and have been trying to send a zip file from a sambashare that I made earlier on my dedicated server to another user, where I have made a Minecraft server. The zip file includes ...
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Minecraft Bedrock Dedicated Server Libssl Library Error

When I try to start the Minecraft bedrock server using ./bedrock_server or LD_LIBRARY_PATH=. ./bedrock_server it has this error > ./bedrock_server: error while loading shared libraries: libssl.so.1....
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Running docker app on my own domain

I have a VPS Linux (Ubuntu) server with specific IP and I would like to run my app on my own domain http://my_domain.com . I have built a docker container and it works well on localhost 0.0.0.0:80 , ...
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XAMPP virtual host loading the same as localhost (), but not the document root I have specified

I am trying to create a virtual host for my XAMPP project. I have created the virtual host and this is working, but it is not loading the DocumentRoot I have specified, only the root directory (the ...
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How to get (preinstalled) Gnome functionality that came on laptop onto a new Gnome install on 22.04 Server LTS

New Ubuntu devotee here. I got my killer HP laptop pre-installed with 22.04 Desktop (restoring access to that is another question). Love it. I added some SSDs and just installed 22.04 Server LTS on ...
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Setting up Ceph ISCSI with Cephadm - iSCSI gateways show down in ceph dashboard, unable to manage targets - how to troubleshoot?

I am attempting to set up a 3 node Ceph cluster using Ubuntu server 22.04LTS, and the Cehpadm deployment tool. 3 times I've succeeded in setting up ceph itself, getting the cluster healthy, and OSDs ...
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Pi 4B 2GB did it update fully? Ubuntu server 22.04 on SSD "sudo apt full-upgrade"

pi is headless process used:= RPi Imager used to copy server 22.04 to SSD booted and performed:= sudo apt update sudo apt full-upgrade result of last command indicated a hang at 65%###### with systemd ...
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Certbot - Failed authorization procedure

I want to generate a Let's Encrypt certificate for my server, so that I can renew it automatically. I ran the command certbot --nginx -d testpbx.info.eu and got the following error. certbot --nginx -d ...
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Ubuntu gets/has wrong private IP address

When I log in via SSH to my Ubuntu server (current LTS 20.04), I get a greeting message with the eth0 private IP. I now needed to change my IPs in my home network from the default 192.168.178.0/24 to ...
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UBUNTU SSH tunnel not working with Rsyslog

I want to send Rsyslog request through ssh tunnel. client(C) <----------------------> server(S) On the client side I run this: ssh -L 2222:localhost:514 user@S When I check (netstat -tulpn) the ...
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Ubuntu 22.04 Samba Server / User Cant login / windows pc cant access

First of all, sorry for my poor English. I have few questions for Samba on Ubuntu I just new noob in Linux system, my new company wanted me to upgrade our service team file server from Debian Bullseye ...
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I want to link more then linux server [closed]

My server is 10.13.20.48 ,10.13.20.49 10.13.20.50 I want all these server into single srcipt that show me memory usuage
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Simple Machines Forum PHP error - Ubunbu 20.04 [duplicate]

Error: Critical Error! Your environment does not support the required mbstring library. Please enable mbstring and try again.
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ubuntu 20.04 screen driver failed after kernel update

I have an Ubuntu VPS that I installed lxdm as a default display manager and the xfce as the desktop environment, also I enabled auto login. I was using Anydesk for remote control. Everything was ...
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SSH login does not work after enabling 2-factor. Getting failed to read ".google_authenticator"

I have a server running Ubuntu 20.04 and I wanted to try to set up 2 factor authentication to secure SSH logins. I logged in to my server, and followed this tutorial: https://www.rosehosting.com/blog/...
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Can't get google_authenticator with ssh work

I tried to secure my headless raspberry (22.04 LTS (GNU/Linux 5.15.0-1006-raspi armv7l)) with google_authenticator, following https://ubuntu.com/tutorials/configure-ssh-2fa#1-overview Tutorial (and ...
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Kernel Warnings Using V4L2 in Server 20.04

I have recently upgraded my server from Ubuntu Server 18.04 to 20.04. I have a video capture card which was working fine in 18.04 but now causes a kernel warning on every capture: Although it then ...
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ubuntu ngnix aws lightsail server cant able to access via putty

After changing the firewall settings in the server. I cant able to access via putty. I tried to install ssl certificate, where I supposed to change the firewall settings. I also tried rebooted the ...
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__pycache__ is not creating

I am working on Ubuntu 20.04 LTS where I am building exe file from python files. Below mentioned commands are I am using for building exe file. $ pip3 install --upgrade pip $ pip3 install --upgrade ...
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Fail to up interface wlan0 in ubuntu server 22.04 Raspberry Pi

Im having issues after installing ubuntu server 22.04 on raspberry pi 4 The interface wlan0 is down. After following the official tutorial from ubuntu (https://ubuntu.com/tutorials/how-to-install-...
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No network access after upgrade to 22.04

I have a home server, which I just upgraded to 22.04. On it, I run a bunch of VMs and dockers for various services. I can access those services just fine, but if I try to ssh into the host, I get a ...
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Is there a way of configuring 2 or more web domains for only 1 DNS server?

I´m now creating 2 websites on Apache2 web server (Ubuntu 20.04 based) and they both have different domains (domain1.com and domain2.com for this example). Webpages are hosted on /var/www/domain1 and /...
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Unable to Ping from Ubuntu Server

I have a LAN setup 192.168.1.0/24, unusually I have 3 devices on the network that I am unable to ping from my Linux box, but can from a windows laptop on the same network. The Linux box however can ...
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Switch to zsh only for current user after ssh into remote server using sudo?

As title. I just sshed into my lab's server and it's Ubuntu 20.04 LTS. But I'm a macOS user and I have gotten used to zsh, but the shell of the Ubuntu 20.04 LTS server defaults to /bin/sh. My current ...
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How to connect EC2 instance to Netbeans remote server?

I am trying to connect my AWS ec2 ubuntu instance to the Netbeans. While I am trying to connect with Netbeans Remote server then, It is showing the following error message. I have searched all the ...
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Can I add the ubuntu desktop gui for disk decryption to ubuntu server?

I have an automatic install with cloud-config that takes the ubuntu-server image and adds ubuntu-desktop as a package. But I noticed the LVM decryption has a nice gui if you just install ubuntu ...
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Anydesk shows pink unrecognizable four screen for remote Ubuntu 20.04 server

I am suffering to connect to my remote Ubuntu 20.04 server with Anydesk. When I connect with Anydesk, it shows four duplicated screen masked with pink color. This screen is very hard to read the ...
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How can I restore cpanel backup from SSH?

I'm using reseller hosting with root access. Recently, I created a full cPanel backup of all the account located in my server, but now, I'm unable to restore it from SSH. However, I had done it from ...
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How to set up ubuntu server 22.04 minimal networking?

And I know the title seems like dumb, But after some try I think I get into struggle with ubuntu server 22.04 minimal install: When installing and first boot up, Everything working fine, But soon I ...
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Mouse cursor issues

I have this issue with my mouse where: It doesn't have a sort of its theme, just looking like the cursor on the original Mac. It's a weird install I did myself by installing Ubuntu Server and adding ...
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Ubuntu Server unable to connect to external IPSs

I recently set up an ubuntu server meant for general server use, and it was working fine for a day or so, then all of a sudden stopped being able to connect to external IPs. When I try to ping goole ...
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xhost: unable to open display ""

I'm trying to use the -S method to run a sudo command user@vmi804792:~$ echo ***** | sudo -S -v But I get this error: ***** [sudo] password for user: Error: Can't open display: unix:0 sudo: no ...
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UFW blocking JupyterHub and other services on Microk8s

I've setup Microk8s via snap and JupyterHub by following the steps from zero-to-jupyterhub. However I cannot access JupyterHub via the browser and I think the reason that UFW is blocking the ...
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Ubuntu 22.04 LTS Server gnome-software not working Pi4-8G

i am having issues getting gnome-software to work, as you can see in the images below, it thinks i have no network. i clearly do as i am connected through the network via Realvnc. i have tried sudo ...
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Cannot SSH into server from outside local network

I have a spare computer I use to host games for me and my friends, so I need to be able to use port forwarding. Unfortunately, my ISP doesn't let me control my router, so I'm trying to fix this by ...
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Removing cloud-init from Minimized Server marks important network packages for removal

I have tested removing cloud-init using this guide on Ubuntu Server 22.04 and Ubuntu Server 22.04 (minimized) installed with the default settings. Uninstalling cloud-init from full Ubuntu Server does ...
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Is there a way to properly create an etcd cluster on Ubuntu 20.04?

I'm trying to build an etcd cluster on three Ubuntu 20.04 VMs. I installed the apt etcd version: etcd Version: 3.2.26 Git SHA: Not provided (use ./build instead of go build) Go Version: go1.13.7 Go OS/...
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I am operating a DELL optiplex 210L with UBUNTU 22.04. A BROTHERS HL-L2320D is attached by USB cable. Want to make it my network printer

My printer is attached to my desk computer running ubuntu 22.04. Computer attached to router by cable. Printer attached to computer by usb. Windows 11 computer attached to same router by wi-fi. I ...
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How to set static ip of wifi on Ubuntu 20.04 LTS Server

I have a Raspberry Pi 4 (8GB RAM), I want to set static ip in it but I have Wi-Fi connected. Can anyone help me with this as I was not able to find any video on YouTube on this
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Modded minecraft server start on boot

OK, I am a running modded minecraft server without issues. Starts fine, runs fine, regular backups just in case things morph into not fine. But... I would like it to start on boot. And that is where I ...
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ssh connection not working with fresh ubuntu 20.04.4 install

I just installed fresh ubuntu server from ubuntu-20.04.4-live-server-amd64.iso in VMware and installed my ssh pub key into ubuntu host user $HOME.ssh/authorized_keys file. After couple of minutes my ...
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