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

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Ubuntu as Router / Bridge problems

I wanted to operate an Ubuntu16.04 as a Gateway for incoming VPN via fastd/batman and outgoing traffic to be redirected over an airvpn-tunnel (and later some more complex routing settings involving ...
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1answer
19 views

how to install ubuntu server on remote system through SSH

I am trying to install ubuntu server on remote system through SSH. Remote system is completely blank and is not having any os on it. Can anyone please give some HINT how to do this??
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usb keyboard and network stooped working

I have an old pc running Ubuntu server 14.04 lts, it is used purely to run plex media server, yesterday i noticed an update was out for plex media server, so my routine is to login to my server using ...
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17 views

Configure Postfix to work with Gmail and custom domain email (relay)

I'd like to set up custom domain email like john@doe.com and be able to send and receive emails on this account using my Gmail account. In order to do so I've read I need to configure Postfix to ...
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28 views

VNC Error: Xsession: unable to start X session: Help!

I have run into a bit of trouble whilst installing tightvnc server on my new VPS which is running ubuntu 14.04 As I am a linux newbie, I used this guide https://tjosm.com/47/setup-remote-desktop-...
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13 views

latest xampp on ubuntu utf8 encoding issue

I have installed latest version of xampp on my ubuntu server but I have issue I use mydac to establish connection to mysql server and every thing is fine . But when I try to insert a non latin ...
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18 views

Sharing through Iptables stopped working

I have a server connected with the internet and the local network. The configurations are: eth0 - 192.168.10.1 eth1 - 192.168.0.6 (Internet) When I wanted to share the internet with other computers,...
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16 views

Can no longer access OwnCloud after installing OpenVPN

Installed owncloud, configured it properly and it worked. Installed and configured OpenVPN and can no longer access the server. Whenever I try to connect to the server the connection times out. The ...
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0answers
26 views

How does SFTP work? Please help someone

We run a system that automatically sends a swift message at the end of a process. But this messages are sent using FTP. We feel the FTP process is too prone to MITMA and wish to change the sending ...
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0answers
11 views

Postfix would not auto-create the Maildir for incoming mails

I am trying to setup a mail server. I went over tons of tutorials on how to do this with Postfix + dovecot + MySQL, but none was error-proof and I always got stuck at some point with an error. So I ...
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12 views

Ubuntu server 16 - keyboard and mouse not working

after installation Ubuntu srever 16, keyboard (usb) and mouse (usb) not working, and nothing I can do. Motherboard - new, Gigabyte GA-970A-DS3P. I tried: -Using a different usb port -Turning the ...
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15 views

Ubuntu 14.04 Nagios high memory load [duplicate]

I'm quite new to this, I've installed 14.04 server to run Nagios with 60 hosts with approximately 20 service checks for now. When I check my server load with htop and top, they show that my server ...
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14 views

Improve internet route

I've one doubt.. I'm brazilian and I have a dedicated server hosted in the USA. Because of the distance between Brazil and USA, my latency is a little bit high (170ms). There's a software named "...
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1answer
19 views

Ubuntu 14.04LTS TCP Connection drop

I am having dedi machine with ubuntu 14.04 LTS installed on it. And recently I've noticed that my players (as I host minecraft server) get kicked from the server with message saying connection was ...
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0answers
14 views

Enable Server-Side Indexing on Samba

So, I have an Ubuntu server sharing my Music/Video files with Windows and Linux clients using Samba. When I try to add the files to the Windows' "Libraries", it gives an error that the Network-mapped ...
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1answer
27 views

Ubuntu Server 14.04.03- can not access web pages of server on my LAN through WAN

I am trying to access web pages served by a Ubuntu server on my LAN through my WAN. Everyone on the outside sees it fine and I can access it through my phones LTE connection but not on wifi or WAN. I ...
3
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1answer
35 views

trying to install Ubuntu 16.04 server - unresponsive keyboard during language selection

I'm trying to install the version above. The keyboard works fine up to the screen where I can select Install Ubuntu server. There are other options in this screen as well like Repair a broken setup. I ...
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0answers
16 views

How do i set up postfix

My computer is in a domain, and I would like to set up emails for $USER@myDomain but I get errors, in my mailbox stating the message is undeliverable. I can send mail out just fine, but I would like ...
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17 views

SoftEther VPN Server returning error. “Error occurred. (Error code: 1) Connection to the server failed. Check network connection …”

This topic had already been discussed in SoftEther VPN Server can't connect during set up. But cannot find the solution here in my case. Tried commenting still not received a resolution. So ...
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0answers
24 views

Ubuntu server 14.04 is causing other devices to lose connection to the internet

I have recently installed Ubuntu 14.04 on my server machine, which is connected to the internet via LAN, but sometimes other devices on the internet (fx: laptop, anything wireless really) lose ...
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1answer
22 views

MySQL backup - incremental and differential

How can I backup MySQL database incrementally and differentially ? Does anyone have a script or recommended application for this purpose? Thanks.
1
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1answer
37 views

MySQL how to log into “root” from a user account after upgade to 5.7

Running Ubuntu Server 14.04, installed MySQL 5.7 using the MySQL APT Repository. I cannot access MySQL using the "root" user from a user account ($) but I can with sudo or sudo su - (#). The MySQL "...
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1answer
28 views

Installing Ubuntu Server on a cloud

I want to know if there is any way to install a version of Ubuntu Server 16.04 64 bit on a cloud server. I do not have physical access to the machine. How would I be able to do it over SSH or in some ...
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0answers
30 views

cannot install ubuntu server 16.04 on a large drive

Since my previous hard drive has crashed I want to do a new install of Ubuntu server 16.04 on a brand new large 3 TB hard drive. The drive is detected by the computer and mounts perfectly in a version ...
0
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1answer
37 views

You don't have permisission necessary to save the file,PHP Apache [duplicate]

I just installed LAMP server, which works fine. But when I code a PHP script and try to save it in /var/www/html, it says: You don't have permisission necessary to save the file Help me! How do I ...
1
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0answers
30 views

Where to start with ubuntu server?

I am very clearly missing something. I want to start setting up a web server, and I've already successfully set up nginx and PHP. However, I used black magic incantations from the Internet and have ...
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1answer
23 views

Catalina.sh not found, The file is absent or does not have execute permission

I tried to start tomcat 8 through the terminal, but got the same issue related to permission. Appeared that catalina.sh not found. Following is Terminal snapshot 1 the snapshot with the issue. I'...
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1answer
27 views

Proper samba config/share permissions

What is the proper permissions that should be set in the smb.conf and applied on the directory & files? The reason I ask is I have set force user = nobody in smb.conf on my shares, with the file &...
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1answer
71 views

How to access ubuntu server 16.04 sever's files from windows 10 PC?

I recently installed ubuntu 16.04 on a machine I built, hoping that it'd serve my home for file sharing, media server and probably for VPN. I have installed Samba and the LAMP server. I also have ...
2
votes
1answer
41 views

Invisible processes using all of system memory

I have a VPS (Ubuntu 14.04) with 512MB of RAM. This used to be quite enough, but for a while, this has been causing problems -- something is eating up all of that memory, and my debugging has left me ...
1
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1answer
44 views

Sharing connection - IPTABLES

I've been trying to configure IPTABLES in my server so I can share the internet from the server with another machine. The server IP is 192.168.10.1 (eth0), the connection is coming from 192.168.0.6 (...
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43 views

Ubuntu Server unable to create directory in PHP

I have setup a little Ubuntu Server for developing some web apps. I have a little script that uses mkdir() to create a directory, but i am getting a permission denied, its a simple command mkdir($...
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1answer
28 views

How do i run a .sh file on startup (ubuntu server) [duplicate]

How do i run a file named start.sh file on startup if im on ubuntu server? i decided to install ubuntu server on a pc that i rarely use so i can have my minecraft server on it ... and i want to be ...
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2answers
29 views

Can't use SSH at all

I'm having some problems when trying to use the command ssh-copy-id in my server, unfortunately I get the following response: ssh: connect to host 192.168.10.10 port 22: Connection refused I can't ...
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0answers
13 views

Share through Samba NFS mapped

I have a problem with sharing NFS mounted. I had read this a bad practice, but I need it for working and experimental purposes. I have a Ubuntu 16.04 running on Machine A and another Linux System ...
1
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1answer
42 views

Unable to install or remove MySQL

So today I installed MariaDB so I can login through phpmyadmin, apparently it didn't work so I removed it, tried again like four times and I failed. Decided to go with MySQL Server instead. I couldn't ...
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21 views

How to copy anything from HFS+ [on hold]

I'm not exactly new to ubuntu but with my recent purposes I'm kinda lacking some skills I use OS X, Windows and Pearl Linux, both personally and professionally. I have searched and tried several ways ...
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18 views

Error in downloading mysql server

I am downloading mysql on ubauntu software center I am getting error as follows: The following packages have unmet dependencies: mysql-workbench: Depends: libgcc1 (>= 1:4.1.1) but 1:4.9.1-...
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1answer
33 views

chmod not assigning permissions properly?

We are testing osTicket which is an open source ticketing system and have set everything up, but when we try to connect to the page we get blank results with the following error logs: [:error] [pid ...
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0answers
36 views

Welcome to emergency mode! after mounting /boot

So, we just had a power outage and since then my Ubuntu server won’t start up anymore. When booting with a display attached it all looks good until after it successfully mounts the boot drive. Then ...
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38 views

I just installed ubuntu server 16.04 xenial in an old machine (small server at home). Wifi was used in installation but now it's gone, why?

I installed Ubuntu Server 16.04 and when asked in installation which lan interface I would like to use as default, I chose my wlan. It worked during installation. Now that the installation finished ...
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0answers
21 views

What privileges should I give to a user who can access my SFTP but only reads them

I have a current root user which is able to do, well ROOT privileges on my SFTP running on Ubuntu LTS 12.04. I'm planning on adding a new user that can only read a specific directory inside my sftp. ...
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40 views

Problems with software installations Ubuntu Server 16.04 [closed]

i recently installed Ubuntu Server 16.04 on my Gateway PC. It doesn't run the desktop version so thats out of the question. EVERY FREAKING TIME I try to install Ubuntu software, other software, wifi ...
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0answers
13 views

Does ubuntu's installation of mysql-server-5.7 now require apparmor?

Ubuntu 16.04: When I use apt to install mysql, it shows: The following additional packages will be installed: apparmor mysql-server-5.7 Suggested packages: apparmor-profiles apparmor-profiles-...
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0answers
13 views

BadLoginError deluged

I have a problem to start deluged daemon on Ubuntu 16 server. When I try to start it with systemctl start deluged, and then I check it with systemctl status deluged it gives me this error: Jun 20 10:...
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21 views

TensorFlow GPU installation

While installing cuda 7.5 from [NVIDIA developer] (https://developer.nvidia.com/cuda-downloads) on my ubuntu 14.04 instance on google cloud, I am encountering the following error: Installing the ...