Questions tagged [server]
Questions related to Ubuntu Server, and server-related packages.
15,859
questions
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0
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10
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Cannot run docker after install by snap command inside Ubuntu 22.04 EC2
In the past, I can run docker easily by command sudo apt-get install docker... . Today, I tried experience new way, install by snap command, then
Microsoft Windows [Version 10.0.19044.2486]
(c) ...
0
votes
0
answers
25
views
Trying to run 3 commands simultaneously but only 1 of the 3 commands actually functions correctly
0 */12 * * * /usr/bin/python3 /home/main.py >> file1.txt
0 */12 * * * /usr/bin/python3 /home/main2.py >> file2.txt
0 */12 * * * /usr/bin/python3 /home/main3.py >> file3.txt
This is ...
-3
votes
1
answer
29
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Creating limited user for ssh [closed]
Hi guys hope you have a good day
So i bought a vps server which is running Ubuntu and I've been using it as a vpn with ssh protocol and it's working perfectly fine and well.
I want it to give it to my ...
0
votes
0
answers
14
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Server and Apache getting shut down automatically/randomly
I have a AWS ec2 server, I'm running 2 websites there on 2 different domains (obviously) using Apache2. One is domain.com, another is docs.domain.com.
I'm running a wordpress website on domain.com. I'...
-3
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0
answers
28
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How can i gain SSH access to get into root from editing files directly in an img using 7 zip [closed]
How can i gain SSH access to get into root from editing files directly in an img using 7 zip , the img is has firmware for a helium hotspot installed on Ubuntu 20.04.2 LTS (Focal Fossa) rpi 4. i ...
1
vote
0
answers
23
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Upload a File with limited Bandwith [closed]
for example, I have a file File.sh in my root folder and I want to upload it to another host or server using this command
dd if=/dev/zero bs=1024 count=1048576 > /dev/tcp/xxxxxxx.xxxxxx/ ,
it's ...
0
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0
answers
40
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How to free these ports on Ubuntu-18.04
I am installing Redis Enterprise on Ubuntu 18.04 and it requires these ports to be opened for Redis cluster. I have created a new VM but not sure why these ports are opened and how can I make these ...
1
vote
1
answer
14
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Ubuntu Server. Nvidia 3060 never reaching P0/P1 performance state (no max clock)
I have multiple ubuntu 22.04 servers with different NVIDIA cards, but none of them ever reaches higher than P2 power state and with this never reaches max clock speed.
I have tried a lot but nothing ...
1
vote
1
answer
35
views
DNS resolution broken after upgrading Ubuntu 20.04 to 22.04
After upgrading a server from Ubuntu 20.04 to 22.04, the DNS name resolution does not work anymore. ping 8.8.8.8 works but ping google.com returns ping: google.com: Name or service not known. Also ...
0
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0
answers
45
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Can't start apache2. "Job for apache2.service failed because the control process exited with error code."
I also get this:
See "systemctl status apache2.service" and "journalctl -xeu apache2.service" for details.
After running it I got this:
ene 27 16:26:55 homecloud apachectl[26565]: ...
-1
votes
1
answer
41
views
Enable HTTPS on my server
I have a Ubuntu Server running an application that I can access through my web browser at http://x.x.x.x:8500.
I want to enable the HTTPS protocol on this server. How can I make the users type in ...
2
votes
1
answer
264
views
If `/tmp` is a symbolic link, it isn't wiped on reboot
On Ubuntu Server 22.04, I have an SSD mounted on /scratch. I replaced /tmp with a symbolic link to /scratch/tmp so that temporary files are stored on the SSD:
$ ls -l /tmp
lrwxrwxrwx 1 root root 12 ...
0
votes
0
answers
20
views
postfix header check
I would like to use postfix header check. I read the manual, examples, and forums, yet I am unable to set up what I would like.
We are getting non delivery reports, and I'd like to silent drop/delete ...
0
votes
0
answers
26
views
How can i solve Access denied in PuTTY?
I am trying to use PuTTY. However when I tried to log in I get an Access denied error. I don't think the password is wrong because I use the same password and IP address with ssh when I connect to the ...
1
vote
2
answers
44
views
Reducing latency before retrieving a local terminal when an SSH session has expired
When working on a remote server, I open an SSH connection in a terminal ssh remote_username@remote_host.
For some reason, if I left this connection idle for too long, the terminal becomes ...
0
votes
0
answers
14
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While using SSHPASS for remote command execution, the passed parameters in the command are not accepted by the remote computer and returns blank line
While using SSHPASS for remote command execution, the passed parameters in the command are not accepted by the remote computer and return a blank line upon execution of the command. I am using ...
0
votes
1
answer
13
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What desktop environment shoud I choose for VPS with 2GB RAM and 1v core 4800 BogoMIPS running Ubuntu 22.04?
I have cheap VPS (2GB RAM, 1v core 4800 BogoMIPS, 20 GB SSD) with Ubuntu 22.04 on it, what desktop environment shoud I choose for it? Purpose of this VPS is VPN server (wireguard or openvpn) + doker. ...
1
vote
0
answers
33
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After latest security patches updation of ubuntu 20.04 version, Domain Joined computers are not recognised as member
After latest security patches updation of ubuntu 20.04 version, Domain Joined computers are not recognised as member. Even Local admin account only login can possible. Last two days facing the issue. ...
0
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0
answers
14
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LXC and LXD Commands not running
I have lxd and lxd installed on my ubuntu 20.04 server.
RAID 1 configured.
Container backup files was deleted from /var/snap/lxd/backups/lxc
and after that i am getting issue running lxc.
whenever i ...
-1
votes
0
answers
21
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I cannot connect to the internet after installing Ubuntu Server 22.04.1. I only have command line because I cannot connect and also ia am a Noob
I had 20.04 working so so but ran into trouble with apache and word press so I then wiped and reinstalled but when I did 22.04.1 was installed instead. Since then I cannot update, I cannot even get ...
-1
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0
answers
21
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SSH key authentication OR otp (plus password)
There are many resources to learn about Ubuntu SSH login with a RSA key or with Google Authenticator. But how can I require one or the other of them plus a password?
To explain, currently I have the ...
0
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0
answers
16
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Ubuntu Server 20.04 in VMware Workstation (Windows Host); open-vm-tools isn't working?
I don't think open-vm-tools is working in this Ubuntu Server 20.04 guest.
Small screen in runtime. Paste isn't working.. But I see vmtoolsd with a ps aux | grep vmtoolsd running.. :shrugs ?
0
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0
answers
18
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Pi-hole Admin Interface doesn't load with http://<ip-addr>/admin
I've Installed Pi-hole on my ubuntu 22.04 server
When I go to https:///admin, there should be an Interface.
But it return 404 Not Found!
Debug token generated by pihole -d returns the following on Red:...
-2
votes
0
answers
28
views
ERROR Failed to start session
I have a virtual machine with Ubuntu Server and install xfce4 and lightdm but after rebooting when entering my password it gives me an error:
Failed to start session
If I change to terminal with ...
0
votes
0
answers
16
views
Lower Monitor Resolution on 20.04 Server
Just installed Ubuntu Server 20.04 (target application doesn't support newer versions).
Viewing system with a KVM. This system is command-line only, and the text displayed is too small to read ...
0
votes
0
answers
21
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When I try to log in to one of the computers with ubuntu 20.04 in the domain despite using the correct password, it says it is incorrect
When I try to log in to one of the computers in the domain despite using the correct password, it says it is incorrect. When restarting the computer the error is resolved, is there any way to give a ...
-3
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0
answers
27
views
How to Access Self-hosted Site without NAT loopback? [closed]
Problem:
Devices in LAN cannot access self-hosted site by FQDN example.com but it works fine in WAN.
NAT loopback is not possible by router. Router cannot be changed by ISP policy.
example.com is a ...
0
votes
0
answers
32
views
Swap partition on VPS
Sorry that this is a very similar thread to some others, but as this is a production server I need to make sure what I am doing is right first time and I am still an Ubuntu novice.
I have an Ubuntu 20....
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0
answers
26
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How to extend expired server.crt file without damaging anything? [closed]
I have openvpn configuration on Ubuntu 16, I want to extend my server crt files, since they are expired. Unfortunately in the server, Easy-Rsa is not used.
How can I fix this issue?
0
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0
answers
9
views
Creating a similar approach to Intune deployment system based on MAC addresses
I have an Ubuntu 20.04 server running under Google Cloud with a static public IP assigned and a bunch of clients which have to be configured using a common image for all of them. I want to configure ...
0
votes
0
answers
16
views
How do I create a local server instance from a vhd downloaded from Azure?
I'm using Ubuntu 18.04. I need to create a local server instance from a vhd downloaded from azure. So far I have downloaded the disk image and created a local vm. I can log in normally, but the main ...
0
votes
1
answer
57
views
How to enable a specific port on Ubuntu version 22 so that it is accessible to outside world?
How to enable a specific port on Ubuntu version 22 so that it is accessible to outside world?
I am already logged into the server through ssh using port 22 and able to successfully execute all the ...
0
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0
answers
18
views
How to create periodic automatic reboot with jobs prior and after reboot?
Currently I have a Minecraft server running on a remote PC with Ubuntu server 22.04.1. I would like to create a job which would restart the PC itself while properly shutting down Minecraft server ...
0
votes
0
answers
24
views
Make port 80 globally accessible
I am trying to set up a VPS server (Ubuntu 22.04 LTS) bought from Microsoft. I am able to set up NGINX on my own by watching this tutorial. After setting up all the configs stated in the video I ran ...
0
votes
1
answer
50
views
+100
How to setup ubuntu VirtualBox VM so it can receive UDP data?
On a windows 10 machine with IP address 192.168.200.5 I want to set up a VirtualBox with Ubuntu so Ubuntu can receive UDP data sent from a hardware device (on IP 192.168.200.10) on port 9001.
So far I ...
1
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0
answers
28
views
Internet connection broken after installing VPN
I installed https://hide.me VPN on my Ubuntu 22.10 server.
https://github.com/eventure/hide.client.linux
I was using XRDP to control the server with a GUI.
After I enabled the VPN, the XRDP connection ...
-1
votes
0
answers
20
views
Ubuntu Server Lock Up from AER
I've been trying to run a Ubuntu Server instance on my gaming desktop PC, but when I go to run any validation checks on the GPU, the machine will spit out a tonne of errors (Data Link Layer TX+RX) I'...
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0
answers
38
views
Apache2 - gci.example.com not working [closed]
I'm having some trouble completing the "Install and Configure Apache" tutorial found on "https://ubuntu.com/tutorials/install-and-configure-apache#1-overview".
I followed all the ...
0
votes
0
answers
47
views
Slow download speeds with 'wget' in the terminal [closed]
I have a fairly good internet connection. If I have to download anything in steam or any other place I easily get 10 MB/s speeds. But I am trying to download a huge file from terminal (as it is the ...
0
votes
0
answers
20
views
Ubuntu Server setup fails for Luks root partition
I am trying to install Ubuntu Server 22.04 onto a disk with the following partition layout:
500MB /boot/efi
500MB /boot
200GB / with LUKS
After the installer starts I go to the console and set up the ...
-1
votes
0
answers
14
views
Unable to install files to Ubuntu NAS through samba because "access denied"?
I'm trying to use my Ubuntu NAS as a storage for games since my research has proved for it to be possible.
Yet, whenever I run the installation executable to place the download directory in the samba ...
-1
votes
0
answers
34
views
Controlling users and making them single users to connect with one IP at the same time
I have added some users to the system with the adduser command and have given those usernames to my students to connect through the ssh tunnel. All servers have the same ip, port, but different ...
0
votes
0
answers
34
views
can I configure MTU as a virt-install network parameter
I have an Ubuntu 20.04 headless KVM host, installing ubuntu 22.04 server guest.
For reasons I don't understand, my system requires MTU 1492.
virt-install fails, unable to access Ubuntu repositories - ...
0
votes
1
answer
22
views
bind9, system-resolved and avahi
I've set bind9 with DDNS and following the advice to disable systemd-resolved. All works fine so far.
I need to use avahi, but avahi complaining about missing /etc/resolv.conf (normally generated by ...
0
votes
0
answers
17
views
Not able to configure network printers
I am trying add a network printer, firewall also opened with tcp as protocol and port 515.
i was able to telnet the printer ip. when open printers i am seeing "unlock to change settings" and ...
1
vote
2
answers
89
views
I switched from Ubuntu Desktop to Ubuntu Server. How do I switch back?
I accidentally switched from Ubuntu Desktop 22.04 to Ubuntu Server 22.04. Typing one command without realizing understanding it, I tried to switch to Ubuntu desktop by installing tasksel, but I couldn'...
0
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0
answers
20
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abilitate ssh login wth password for a user
I am the admin of a Ubuntu 20.04 server and I want to enable ssh login for a user through password, rather than using key pairs.
The /etc/ssh/ssh_config file on the host looks like this (<username&...
0
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0
answers
54
views
Ethernet not working Ubuntu server 22.04
I just upgraded to a new motherboard, cpu, and memory. This came with a new Ethernet controller, and now my Ethernet is not working. It’s not giving me an up address. The lights were off on the ...
2
votes
0
answers
50
views
IPv6 issues Ubuntu 20.04 server
I have a server running the following software:
Ubuntu 20.04
cPanel 106.0.13
PHP 8.1
MySQL 8
Litespeed Web Server
Elasticsearch 7.17
Redis 7
I am running a magento 2.4.5 store on this server which ...
0
votes
1
answer
23
views
When building a proxy server on ubuntu, please tell me about the parameters that need to be tuned in relation to the OS system
When building a proxy server on ubuntu, please tell me about the parameters that need to be tuned in relation to the OS system.
I am migrating squid running on redhat linux to ubuntu.
The settings set ...