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

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How to connect from home PC to Virtualbox/KVM that hosted on Ubuntu server

I have an Ubuntu server, it's 3TB HDD space total and 24GB RAM, I want to take 1 little bit of space and RAM to make VPS Windows using VirtualBox or KVM. I want to install Windows Server 2008 on ...
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Need to host 30 domains, but Bind9 config info is confusing

Bringing up a new server using ubuntu 15.04, Bind9 and Apache 2.4 that needs to host 30 web sites - each with own domain name. Have configured Apache virtual hosts and all seem correct, but Bind must ...
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5answers
12k views

Cron job to restart Apache

Ubuntu Server 12.04. I use: sudo crontab -e * * * * * root /etc/init.d/apache2 restart > /dev/null 2>&1 sudo restart cron And it doesnt work. How to fix it? So many docs in google,I need ...
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2answers
52 views

How does 'apt' decide how many old kernels to keep?

I'm managing a couple of servers for core services (NTP, DNS, etc) and it just occured to me that one of the servers seems to keep the 3 latest kernels, instead of 2 on the others : nul@quark:~$ sudo ...
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23 views

Apache log files generation

In my server, i found under /var/log/apache2/, the logs are generated as access.log few days ago but the are empty (for both access and error logs), this happens for all vhosts configured on my ...
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0answers
12 views

Apache nolonger able to start (could not bind to address error)

I run a local apahe2 and PHP set up on my Ubuntu desktop to test stuff. Mainly so I can avoid uploading utter garbage when I am creating new code. However after a particularly problematic upgrade it ...
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3answers
47 views

systemd-backlight on Ubuntu 15.04

Hey people of the internet! I have a problem saving/restoring the brightness on my laptop... I am running Ubuntu 15.04 server, with Xfce4, but booting default to command line. My problem now is, ...
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1answer
17 views

MAAS can't download boot images

On my MAAS Gui and "Images" I've got these errors Boot image import process not started. Nodes will not be able to provision without boot images. Visit the boot images page to start the import. ...
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2answers
23k views

vsftpd: 530 Login incorrect

I cant get vsfptd working on Ubuntu 12.04. my vsftpd.conf file looks like this and I try to connect with a local user: listen=YES anonymous_enable=NO local_enable=YES write_enable=YES ...
2
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1answer
747 views

Java console doesn't recognize arrow keys

I have some strange problems with a java console on my 10.04 server (it's actually the console of a minecraft-server, but I believe it's a general problem and not something minecraft specific): arrow ...
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0answers
19 views

Install Ubuntu on HP Compaq 18 (Originally came with Windows 8)

I am trying to install Ubuntu 14.04 or Ubuntu Server 15.04 on a HP Compaq 18 All-in-One desktop. The machine came with Windows 8, which I do not want to stay on there. Using a USB, I installed ...
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0answers
8 views

Using rsyslogd with imrelp in Ubuntu?

I'm trying to make use of imrelp in Ubuntu 14.04. However, when I check using lsof -i or netstat -autp nothing listens on the configured port. Package librelp0 is installed. What am I doing wrong? ...
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0answers
8 views

proftpd won't start

When trying to start proftpd server I get the following: /etc/init.d/proftpd start ProFTPD warning: cannot start neither in standalone nor in inetd/xinetd mode. Check your configuration. I ...
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0answers
47 views

MySQL breaks after upgrade from Ubuntu 14.04LTS to Ubuntu 15.04

I recently upgraded from Ubuntu 14.04LTS to 15.04 and during this upgrade, MySQL probably broke. After the upgrade, I ran the command(to start mysql): sudo service mysql start The result was command ...
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10answers
56k views

Trying to do ssh authentication with key files: server refused our key

I'm trying to setup ssh authentication with key files in stead of username/password. The client is a Windows box running PuTTY and the server is a Ubuntu 12.04 LTS server. I downloaded puttygen.exe ...
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0answers
19 views

A VirtualBox machine with the name 'homestead' already exists

This is first time to use ubuntu , I tried install laravel5 homestead by using vagrant and virtual box , when i write command vagrant up i get this error: A VirtualBox machine with the name ...
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3answers
106 views

How to fix apt-get broken updating wireshark

After an update a few months ago Wireshark would not update. I learned to un-check it but forgot today. Updater has downloaded all the updates. I get the following error messages when I try to ...
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0answers
11 views

Connection refused error by soap-client curl while connecting to my zimbra server from cakephp2.6 app from my website?

I am testing zimbra server.I have details of configured linux zimbra server like: ZIMBRA_LOGIN, ZIMBRA_PASS, ZIMBRA_SERVER, ZIMBRA_PORT as in the script at https://github.com/libersoft/zcs-php. I ...
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2answers
13k views

Installing Gnome Classic on Ubuntu Server 12.04.1 64bit

I've installed Ubuntu Server Edition and setup open ssh,samba and lamp on my home desktop just to work on LAN. I also want setup a GUI on it for daily use. I've already performed the following sudo ...
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0answers
9 views

default ubuntustudio 15.04 install crypto passphrase works fine except for swap

I did a fresh install of ubuntustudio 15.04 (64b), with activated encryption. I sometime get a request to provide a passphrase for ubuntu--studio--vg-swap_1, for example if I execute sudo service ...
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0answers
9 views

Integration mysql with elasticsearch aws E2 Ubuntu instance?

I have installed elasticsearch and mysql on aws e2 Ubuntu instance. I have to integrate them can any one help me to integrate mysql and elasticsearch...
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1answer
7k views

Configure second network card/interface

i'm configuring one server (ubuntu 12.04 64bits, with kvm) with 2 card adapters. The first one (eth0) is configured to work with virtual bridge (vbr0) for the DMZ interface. Ho can i condigure the ...
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1answer
4k views

Setting up wireless (WPA2) on ubuntu server 14.04

To start off with, I'm really new to using linux so, if possible, be descriptive in your responses. I really want to learn but don't have a big knowledge-base on the subject. I'm sorry if I missed to ...
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0answers
10 views

php not working nginx load balancer

I am trying to set up my server so that when all traffic coming throught the email_admin directory are worked through the current server otherwise they are sent to myapp1 this is what my ...
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0answers
334 views

Status of rdp session manager sesman fail

I was using xrdp to remotely connect from my Windows laptop to Ubuntu server. It was doing ok but failed after a weekend all out of sudden. I did a >#service xrdp status and it returned: * ...
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9answers
22k views

haproxy doesn't start

Installed a new Ubuntu 10.04 server and logging in as root I installed haproxy using apt-get. I can run haproxy directly as a daemon but when I do /etc/init.d/haproxy start nothing happens.. not even ...
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0answers
61 views

Can't install mysql-server on Server 15.04

I have a fresh VPS at Digital Ocean, imaged with Server 15.04 x64. I'm trying to install mysql-server, but it errors out. Why is this happening? The only system configuration-related thing I did ...
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0answers
10 views

Awstats keyword and keyphrases tabs are empty

My awstats report gives empty results for "Search Keyphrase and Search Keywords fields", I have apache on my server and using Logformat="1" in awstats.mysite.conf. All other results are showed ...
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0answers
15 views

Ubuntu Server 14.04.2 LTS File Sharing Permissions

Linux beginner here. I'm trying to make (what I think) is a very simple setup with my server, but I'm finding a ton of conflicting information. I'm using my server to share folders via samba to two ...
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4answers
66k views

How to find zombie process?

System information as of Fri Mar 9 19:40:01 KST 2012 System load: 0.59 Processes: 167 Usage of /home: 23.0% of 11.00GB Users logged in: 1 Swap usage: 0% ...
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0answers
10 views

Free Radius User Authentication

I have a question regarding Freeradius.As of right now I this is a sample of how my users are set up /etc/freeradius/users Test Cleartext-Password := "test123" Service-Type = ...
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0answers
13 views

Server - Run a program allowing it to write only on a specific directory

i'm a web developer and i need to run some third-party programs on my server. Since these programs are third-party and i'm not always 100% sure of their reliability, i would run these programs with ...
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0answers
29 views
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How do I setup a tunnel piercing scenario on my Ubuntu client to access the internet through my own server including port knocking on it?

Google isn't my friend with this long term issue which is up to date for my upcoming holidays again. It would be great if you could provide a road warrior setup for DNS as well as IP tunneling as a ...
2
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0answers
27 views

How to find mail server config for existing alias mail group?

I am working on Ubunut mail server, I didn't configure this server, currently there is a group configured on domain "exampleabc.com" as "group@exampleabc.com" which has many users to send the coming ...
3
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1answer
57 views

Ubuntu uses all upload speed

So a couple days ago I received a complaint that there was really high latency on our network -- fine, easy fix. I open up our firewall to see that it's sending 100,000 packets per second! Our RAM and ...
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0answers
10 views

Server error with fragmentation

After my chromebook updated to the latest update when i went into the shell and tried to start Ubuntu this populated. HELP Please!? not sure what to do. chronos@localhost / $ sudo startxfce4 ...
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1answer
12 views

Ubuntu 12.04 server no internet connection

I lost power briefly today, when my headless ubuntu server rebooted I could no longer SSH into it. I assumed the drive had failed or something. I took out the drive, put it into a USB SATA enclosure ...
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0answers
17 views

Best Ubuntu Server version for Windows ME computer

I have a very very old HP Pavilion 6835 that formally ran Windows ME. I'm currently looking at installing Ubuntu Server on it to host some files, but it is only capable of running anything that is ...
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5answers
1k views

Ubuntu Server 14.04.2 install error: can't umount /media

I'm trying to install Ubuntu Server 14.04.2 on an old Athlon 64, but as soon as I get past the initial menu, choosing to install Ubuntu Server, I get some console output and everything gets stuck on: ...
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1answer
9 views

PHP/Apache runs as which user on Ubuntu Server

I have a PHP script (in /var/www) that is supposed to write down the logs of operation in a file deploy.log (also in /var/www) and perform operations on a file situated in other directories of the ...
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1answer
19 views

port forwarding in a pptp server

hello and thxs again for all your wonderful help i have a pptp server running in a VPS server as a KVM node i have multiple sites that have a DVR camera recording station my problem is that these ...
3
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2answers
488 views

juju cant ssh service units

I have deployed Ceph with Juju. I am trying to ssh in with the following command: sam@maas01:~$ sudo juju ssh ceph/0 Permission denied (publickey,password). error: exit status 255 I have my public ...
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1answer
25 views

How do I add an additional IPv6 address to /etc/network/interfaces?

this question How do I add an additional IP address to /etc/network/interfaces? mostly asks what i want except that i want to add more IPv6 addresses in the same interface eth0 without incrementing to ...
0
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1answer
19 views

ufw port accessible locally but not remotely

I am trying to access an application on my server I have running on port 8000. From the server I can access the application via curl mydomainname.com:8000 from any other machine I just get curl: (7) ...
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2answers
3k views

How to Stop DHCP Server

I have installed a DHCP Server. Now I need to stop the dhcp server, when I issue the command: sudo service isc-dhcp-server stop I get stop: Unknown instance. I confirm the DHCP service is running. ...
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0answers
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Ubuntu Server 14.04 LTS + HOSTAPD

I am using Ubuntu server 14.04.2 LTS with the latest kernel as well as Hostapd v2.1, and can not make a point of working here logs hostad. Please help solve the problem! ...
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1answer
27 views

How to fix APT error during the “install the base system” in Ubuntu Server installation?

When installing Ubuntu 14.04 LTS Server, I get this error message: There are problems and -y was used without --force-yes WARNING: The following packages cannot be authenticated! Every time I reach ...
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2answers
7k views

SSH: Could not resolve hostname user@host: Name or service not known with my connection

I have a problem to connect a server using ssh. I got the following error message: ssh user@host SSH: Could not resolve hostname user@host: Name or service not known with my connection Also, if ...
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0answers
4 views

Why vsftpd doesnt work when pam_service_name=vsftpd?

I did a vsftpd setup on my home server. I got some authentication error so I searched through this forum and got a solution. This solution worked for me As in the solution. the default setting ...
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0answers
18 views

Ubuntu 14.04 OpenVPN no internet

Hi I have an OpenVPN server on my VPS machine. I can successfully connect to my VPN but I have not internet connection. openvpn.log: Sat May 2 12:25:23 2015 OpenVPN 2.3.2 i686-pc-linux-gnu [SSL ...