Questions tagged [server]

Ubuntu Server is a flavor of Ubuntu that comes with with no desktop environment by default, with command-line SSH login as the default way of remote access. This tag should be used for questions related to Ubuntu Server (as opposed to Ubuntu Desktop variants), as well as any questions related to installing services and programs on Ubuntu Server.

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Fail to compile riscv64-unkown-elf-gdb

This is My computer I am studying 6.1810: Operating System Engineering. https://pdos.csail.mit.edu/6.828/2023/tools.html I followed the instruction: sudo apt-get install git build-essential gdb-...
hardstone's user avatar
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Access wordpress blog on subdirectory /blog that is running on subdomain

I have my main site https://mysite.com in nextjs and wordpress blog on subdomain https://blog.mysite.com. They both are hosted on different servers and diff hostings. I need my blog to be accessible ...
kunal saxena's user avatar
-1 votes
2 answers
43 views

Ubuntu Server Error

I'M seeing the following error occur at various times. My server is private for learning, no commercial or company involved. The hardware is as follows: Memory is 16gb (max memory for the computer) ...
Mike's user avatar
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Ubuntu Server 23.10 Error

I'm running Ubuntu Server 23.10 to learn about server operation. Hardware: Dell Optiplex 790 MT 1TB SATA hard drive 16GB Memory (maximum the computer can have) The hard drive passes all bios testing ...
Mike's user avatar
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sudo service apparmor restart gives error

Can someone please help me with this error? root@ip3:~# sudo service apparmor restart Job for apparmor.service failed because the control process exited with error code. See "systemctl status ...
bananekQ's user avatar
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2 answers
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Two NICs on same network - one for internet, one for LAN

I have two NICs in my home server - both are connected to same network. One is 2.5Gbps (which I'd like to use for LAN - eth0), other is 1Gbps (which I'd like to use for internet-only - enp0s25). What ...
Piotr Swat's user avatar
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How does SR-IOV networking work in an Ubuntu 22.04 Hyper-V virtual machine?

Using Windows Server 2022 as a hypervisor, I've created two Ubuntu VMs: an Ubuntu server and a desktop. The following is based on my experiences with the server on 22.04 and also 23.xx, although the ...
Daniel's user avatar
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wireguard peer (client) loses VPN IP address shortly after connection, but stays connected to VPN server and can ping the server IP. What gives?

I am tunneling an Ubuntu 22.04 web server through a Wireguard VPN (as the vpn client), to another Ubuntu 22.04 Server as the Wireguard VPN Host (server). I have set up the Client/Server exactly ...
DanRan's user avatar
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Ubuntu openstack installation help

I am trying to follow below mentioned URL and install multi-node mode https://ubuntu.com/openstack/install#single-multi-large-cluster I followed exact steps for installation, after providing this ...
Praveen Kumar's user avatar
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Troubles with installing redmine on linux server Ubuntu 22.04.4

i got problem with REDMINE.. Could you please help me? I try describe everything i did I made this install sudo apt-get install apache2 libapache2-mod-passenger After configure file /etc/apache2/...
pracovniai's user avatar
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How to write a bash script from two commands (Find and replace a text string in all files recursively in current directory)

On Ubuntu Server, I use two different commands to find and replace a string in all files recursively in the current folder. The first command is: sudo find . -type f -print0 |\ xargs -0 -r sudo ...
DanRan's user avatar
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ERROR CODE 0x00000009

Every time I attempt to install Ubuntu Server, I consistently encounter the error code 0x00000009. Despite trying various available versions of Ubuntu Server, I have not been successful in resolving ...
HELP IDK 's user avatar
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Ubuntu system infected with virus, need help with removal and security

I accidentally exposed my SSH to the public internet with a user that had a very simple password. Hackers exploited this, and now whenever I boot up and connect to the network, my CPU usage jumps to ...
deadmau5v's user avatar
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1 answer
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Need a lightweight basic software for server use PPC

HI I am running newest vers of Ubuntu and I want to use my old PowerBook G4 (1gHz 15 inch) as a server possibly. I can connect to it via firewire 800, it looks like and also have a usb that I can use. ...
MrFUSIONmid2011's user avatar
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I accidently changed my root user's name and now have lost all root permissions

I was messing around on my minecraft server with usermod and at some point I copied a command from a forum with incorrect terms. now when I sudo cat /etc/passwd, the output for my root user is as ...
Aye Chan Maung's user avatar
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unable to login root after cis hardening

after i follow cis 5.4.2 Ensure lockout for failed password attempts is configured to configure faillock and after reboot i unable to login root or other account. this is my conf # /etc/pam.d/common-...
TCP-88's user avatar
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Telnetd not working ubuntu server 23.10

I am trying to set up telnet server in my ubuntu server 23.10 machine. I am able to install telnetd service and gives me no error but when i try to see if its running using netstat -ltp and there is ...
Omar Almonte's user avatar
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28 views

set netplan to use TWO static addresses preference with DHCP fallback

I am setting up a Ubuntu 22.04 server at home for use on-site. Server needs to have a static address on-site. How to test with static address at home, then take pc to site without having to change the ...
Chris H's user avatar
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automatically reconnect ethernet

I had some trouble with my switch hub, where ubuntu server systems are connected via ethernet. Now, i saw after solving the problem on my switch, the ubuntu servers (headless) are still disconnected. ...
Pythonaire's user avatar
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cant install 64bit ubuntu server on lenovo m71e thinkcenter

I tried to install the 64bit version of ubuntu server on my device and it would install properly but it wouldn't boot and simply wouldn't detect the system , the CPU is intel Pentium G630 and it has 2 ...
m7md's user avatar
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Name resolution (hostname) doesn't work /Ubuntu 22.04 server

I cannot ping or mount using hostname of server on domain network. Server is almost fresh install, just using apache, mysql, php for webhosting. If I ping server with its hostname it result with this ...
SheldonCopper's user avatar
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0 answers
12 views

Help finding OS for TOSHIBA NB500-12P [duplicate]

I somehow, managed to install W7 but i preffer an ubuntu as im going to use it as a little server, it only has 1-2 GB of Ram so... idk what version is the most optimal, the latest version crashes
Googol's user avatar
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Network is unreachable after move

I've got a server at home, and I've just moved. I never had problems at the old address connecting it to the internet, but at the new address, the server is refusing to connect. I've verified so far ...
ShadeBlackwolf's user avatar
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1 answer
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Ubuntu 18.04/20.04 secure boot

I have a servers Dell server R650, which has been running Ubuntu 18.04 for couple of years with secure boot enabled. When attempting to upgrade it to Ubuntu 20.04 using official ISO image 20.04.6 I ...
Michael's user avatar
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22.04 when upgrading the server can not make outgoing connections neither receive from vpn

After the last upgrading of a 20.04 LTS server, can not perform outgoing connections but yes incoming ones. I mean: from the LAN I can ping the server. But the server can't ping neither machines in ...
Alfons Sanchez Ferrer's user avatar
0 votes
1 answer
32 views

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
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0 answers
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Scrollback lines on SSH session with Ubuntu 22 minimal server

I've installed a new minimal Ubuntu 22 server on hardware and am now SSH'ing to it from a local network PC - however I note that the output in the ssh window (Terminal on MacBook Pro) is limited to a ...
neophytte's user avatar
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101 views

Getting "no matching key exchange method found" when using SSH between identical Ubuntu 20.04 LTS servers

I have 2 identical Ubuntu 20.04 LTS servers (actually one is a clone of the other in VMWare), and when I try doing SFTP or SSH from one server to another, I am getting no matching key exchange method ...
Eric W's user avatar
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Trying to wipe clean a headless server without plugging a monitor/keyboard?

I have a server, which is hard to access. I could take it from the understairs "network mess". I want to use that server for some stuff that is security sensitive, so would prefer if I wiped ...
bitoiu's user avatar
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1 vote
2 answers
109 views

dnsmasq configuration for TFTP + ProxyDHCP in Ubuntu Server 22.04.3 LTS

I'm trying to configure a PXE setup, in which my Ubuntu Server 22.04.3 LTS would act as TFTP server + ProxyDHCP (current DHCP server has to remain untouched). I've googled a lot, and tried a lot of ...
Free's user avatar
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0 answers
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Internet adapter don't work properly with different subnet masks in a multi adapter PC

I'm having some troubles trying to config a triple internet adapter configuration in my 'home made NAS server', aka a old computer like a server, using Ubuntu desktop 22.04.4 with a SAMBA share for my ...
RageousRaccoon's user avatar
2 votes
1 answer
47 views

I need to automatically start a non GUI application through a terminal line because I don't have a GUI

I have a proxmox ubuntu container running ubuntu 23.10 and becuase it is a container it doesn't allow me to use a GUI. I need to run a server application as soon as the container boots up incase it ...
jelacksmith626's user avatar
-1 votes
0 answers
65 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
0 votes
1 answer
231 views

How to set DNS from command line on Ubuntu 20.04 Desktop?

I'm trying to set a DNS server on Ubuntu 20.04 Desktop. So far this is what I have. In /etc/systemd/resolved.conf this is the content: # This file is part of systemd. # # systemd is free software; ...
Vlad Belo's user avatar
0 votes
1 answer
33 views

Can we Install Ubuntu Cinnamon Remix Desktop on Ubuntu Server?

I have installed ubuntu server in my machine and I live cinnamon Remix desktop. This is different from default cinnamon desktop flavor. can anyone tell me how can we install this on ubuntu server?
AKV's user avatar
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1 vote
0 answers
55 views

Ubuntu Server with 2 nics

I would lik to pose a question here because i'm missing something with the settings on a ubuntu server 22.04 with 2 nics. I think it should be fairly easy because with other servers (NethServer ...
Rato's user avatar
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2 votes
0 answers
44 views

System goes unresponsive for minutes, I suspect journalctl

We have an server application running on Ubuntu 22.04. The application logs are pretty spammy. journalctl -S -1hour | wc --lines 121349 journalctl -S -1hour | wc --bytes 32382836 Once in a while a ...
Brandon Cuff's user avatar
0 votes
1 answer
56 views

ping a *.local address client [closed]

I have a bind9 dns cache server running (for example with zone ".home" and any clients with ubuntu and raspberian. Additionally some other clients with Mac OS, Windows etc. I can ping all ...
Pythonaire's user avatar
0 votes
0 answers
124 views

Mounting /tmp with noexec option in Ubuntu 22.04.3 LTS

I have set up the Ubuntu VM (Ubuntu 22.04.3 LTS) with the following options for /tmp: So that under /tmp, no execution is allowed. cat /etc/fstab for /tmp: /dev/mapper/ubuntu--vg-tmp--lv /tmp ...
m k's user avatar
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0 answers
44 views

Transfer latest file from SFTP to Local

I am using the following script to transfer the file from SFTP to local machine. Is it possible to update this script to only transfer the latest file from the SFTP? Some examples Database.bak Copy of ...
mouzzampk2014's user avatar
2 votes
1 answer
33 views

Download and Remove the files from SFTP server

I am using this to download the file from remote server but could you guide how can I use one command to first download and then remove the file from server. sshpass -p password123 sftp User@sft....
mouzzampk2014's user avatar
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0 answers
132 views

Ubuntu SSH 23.10 SSH issue (50-cloud-init.conf)? [duplicate]

I just installed Ubuntu server 23.10 yesterday. I downloaded the iso directly from ubuntu.com. Everything went fine during the install. For security reasons, I always disable password authentication, ...
coding4fun's user avatar
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0 answers
42 views

Modifying apache2.conf AllowOveride All gives 500 Internal server error

I'm trying to migrate a test website from a hosted domain to an OCI ubuntu 22 instance. The instance works ok, i've installed apache2 and php. I also copied my files to the instance. However, my ....
Andrei's user avatar
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0 answers
49 views

Issue with dual-NIC clients and netplan swapping ethernet interfaces

Background: 1500+ stations running Ubuntu Server + ubuntu-desktop-minimal, most are still on 20.04, new stations are all deployed with 22.04 (with a ubuntu-desktop-minimal --no-install-recommends flag ...
SteeVee99's user avatar
0 votes
0 answers
31 views

How to change usename on Postfix without create user

Config: Ubuntu Server 22 When we receive an email, it shows the following: FROM User [email protected]. This 'User' is the username of the user who was logged into the system before sending the email. ...
Shinomoto Asakura's user avatar
0 votes
0 answers
33 views

iSCSI connection from Ubuntu server timeouts when booting

we set up an Ubuntu server (22.04.3 LTS) to use as a Veeam Repository. We want to connect a LUN on a NetApp storage via iSCSI. The setup itself went without a problem till the server had to be ...
Christian Herzyk's user avatar
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0 answers
15 views

Ubuntu server LVM not using entire disk space [duplicate]

Running lsblk gives following output. NAME MAJ:MIN RM SIZE RO TYPE MOUNTPOINTS sda 8:0 0 465.8G 0 disk ├─sda1 8:1 0 1M ...
Akash Rana's user avatar
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0 answers
49 views

Always getting error 'The following packages have unmet dependencies' when I want to install new packages

When I get some new packages using `sudo apt update sudo apt install <packages>` I always got error message like `The following packages have unmet dependencies: squid : Depends: libecap3 (>...
Jdana's user avatar
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0 votes
1 answer
25 views

DHCPD and Appamor

I running ubuntu 22.04 on raspberry pi, with fixed IPv4 address. On the server a isc-dhcp-server is running. (i know isc-dhcp-server is outdated an not in service anymore). While starting appamor ...
Pythonaire's user avatar
-1 votes
0 answers
43 views

Help with mkdir and map network drive

I am trying to create a home server. I did :~$ sudo mkdir /media/myfiles mkdir: cannot create directory 'media/myfiles': File exists Also I am trying to add that shared folder into map ...
Paradox's user avatar

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