Ubuntu Linux is a Debian derivative that aims to bring Linux mainstream. Questions on this site should generally refer to Ubuntu Server. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.

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incrond Error - access denied on /home/*/abc/ events will be discarded silently

I am getting following error on Ubuntu in the logs. incrond Error - access denied on /home/*/abc/ events will be discarded silently I am trying to monitor /home/*/abc/ can be anything. Any ...
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0answers
13 views

How to change the ssh auth method in vagrant, from password to private key?

I run vagrant(1.7.2) on Mac OS(10.10.3) with Snappy Ubuntu Core(15.04 stable), for docker, using VirtualBox 4.3.28 as a provider. I can manually ssh in the Ubuntu guest OS by a private key method in ...
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0answers
8 views

How do I persuade xvfb to live stream a desktop in h264?

The current problem with VNC is that it doesn't work on Ubuntu Unity 3D desktops, so it's impossible to run a 'headless' box in EC2 and then have a full desktop experience via VNC. I wanted to see if ...
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0answers
11 views

How to boot a mirrored drive with Ubuntu 14 and Grub 2

Several months ago I installed Ubuntu 14.04.2 Server (x64) with RAID 1 using the following instructions: https://help.ubuntu.com/lts/serverguide/advanced-installation.html I followed the ...
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0answers
7 views

How to persist on a wifi network in a ubuntu machine?

I've got a Ubuntu machine running a software that requires internet. However, sometimes the wifi fails (router reboot for example) and doesn't find the network again, until I manually service ...
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0answers
12 views

How to change the ssh host in Vagrantfile

I run vagrant(1.7.2) on Mac OS(10.10.3) with Snappy Ubuntu Core(15.04 stable), for docker, using VirtualBox 4.3.28 as a provider. It all went well before I configured the "public_network" in ...
3
votes
1answer
78 views

ssh as user runs program with no authentication (neither password nor keys)

I'd like to set up a user on my system (Ubuntu 14.04 x64) such that people can run ssh example@myhost.example.com and see some output from a program without being prompted for a password or having to ...
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2answers
51 views

DNS problems with a static IP configuration in a VM

I am using Parallels Desktop 10.2 for Mac on OS X Yosemite. I am trying to configure my my client (Ubuntu 14.04) to host a website that is available to the host via a particular domain name. In the ...
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1answer
29 views

rsync with --backup

I'm trying to rsync a single directory of files and store timestamped revisions at the destination (remote). This is what I'm using at the moment: rsync --verbose --progress --stats --compress ...
1
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1answer
27 views

Redmine 500 Internal Server Error on My account page

I used this method to install redmine I installed redmine in /opt/redmine, and i checked my log in /opt/redmine/current/log/production.log I recently upgraded from 2.5.2.stable.13345 to ...
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0answers
15 views

iked mutex lock issue

On Ubuntu 15.04, fresh install of iked with these requirements installed: cmake libqt4-core libqt4-dev libqt4-gui libedit-dev libssl-dev checkinstall flex bison results in: $ sudo iked iked: ...
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22 views

Filtering KVM guests with IPtables

My partner has a server with OVH that receives a constant variety of ddos attacks, while still staying up. We want to use IPtables on the host to filter the guests VM's traffic. The guest VM we want ...
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0answers
17 views

Mailman Issue on Ubuntu 14.04

One of my clients have VPS at A2 Hosting and using Ubuntu 14.04. He have Apache, MySQL and PHP running a Wordpress site and have Postfix and Dovecot (Installed using iRedMail) and able to send and ...
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2answers
57 views

Relay access denied (in reply to RCPT TO command) Postfix Issue

I am trying to configure my server for email taking reference form this link: SMTP Relaying Outgoing Mail in Postfix - using Webmin. I used Mandrill smtp server in my case. I have also configured a ...
0
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1answer
11 views

Where's ejabberd.cfg file in ubuntu

I have installed ejabberd by downloading ejabberd.run file from the website. I didn't installed it from apt-get since it was giving some issues. I am using ejabberd version 15.04. I need to make some ...
1
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1answer
38 views

Postfix mandatory smtp/smtpd vs “not mandatory” difference and configuration

Three questions: Correct me if I'm wrong: smtpd_tls_mandatory_ciphers => settings for incoming mandatory TLS encryption smtpd_tls_ciphers => settings for incoming opportunistic TLS encryption ...
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0answers
56 views

My OpenVPN setup is still has a DNS leak [on hold]

I just setup a OpenVPN server on Ubuntu 14. Then I did a test on: http://dnsleak.com/. It says that my DNS is leaking. DNS IP: 68.67.52.186 Hostname: IP-68-67-52-186.static.fibrenoire.ca ISP: ...
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0answers
21 views

How to add an adblocking functionality to my openVPN server? [on hold]

I've just installed openVPN on my (ubuntu) server and generated&installed the clients configurations files on my iPhone and my Macbook. However I would like to add an adblocking functionality: I ...
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0answers
31 views

Run shell script as Supervisord subprocess?

I have a Django 1.6.2 application that uses Celery 3.1.7 for asynchronous tasks. I'm starting my Celery workers using Supervisor. So far everything is working well except when I reboot my Debian 7.8 ...
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3answers
87 views

Not able to SSH to Ubuntu after reboot

Today we decided that the best course of action for our Ubuntu Server (VPS) would be to restore a back-up after too many settings had be changed to our Geoserver instance. However, after restoring the ...
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2answers
35 views

How to download Redhat Enterprise Linux and SuSe Linux Enterprice mirrors to Ubuntu? [closed]

To download Ubuntu repository I can use debmirror, rsync, apt-mirror and so on. But how to download and sync Redhat Enterprise Linux and SuSe Linux Enterprice repositories to make local mirror?
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19 views

How to install FlexRAID on Ubuntu Server 14.04.02 LTS (command line) [closed]

There seems to be no documentation of how to install FlexRAID on Ubuntu Servers... Can someone please give me a link to a guide or at least a Linux storage pooling application?
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1answer
23 views

Permission denied (failed to create pid) when starting SphinxSearch [closed]

When I try to start the SphinxSearch service like this /etc/init.d/sphinxsearch start or this sudo /etc/init.d/sphinxsearch start I get the following error Starting sphinxsearch: Sphinx ...
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0answers
16 views

UFW deny all outgoing except to certain IP's [duplicate]

I need to secure my server by making sure it can only communicate with a certain set of IP's (both incoming and outgoing). Setting up the incoming rules is easy enough, but I can't seem to find any ...
0
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1answer
24 views

Start Docker Container Automatically On Boot

So I have a docker container named "webby" that I am trying to start on reboot. My host system is: Linux docker01 3.13.0-52-generic #86-Ubuntu SMP Mon May 4 04:32:59 UTC 2015 x86_64 x86_64 x86_64 ...
1
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1answer
47 views

Reducing Linux LVM size

this server has an Ubuntu 10.10 LVM volume created out of three "thin provisioning" VMWare ESXi disks of 1.76tb each and one 700Gb "thick provisioning" disk. Here's the space used according to pvs: ...
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0answers
17 views

XenServer/XenCenter video/GPU issue hosting guest Ubuntu 14.04.2

Installed XenServer 6.5 (updated to SP1) to host several Ubuntu 14.04 images. For every guest I seem get weird graphic display issues in XenCenter (running in Windows 7). Not sure what the issue is, ...
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1answer
41 views

ubuntu iptables DROP action has no effect [closed]

I installed zentyal web panel for ubuntu, And after a monument I removed it. After remove zentyal, iptables seems work not properly. DROP has no effect Run following code has no effect to block port ...
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0answers
13 views

Ubuntu show in folder [closed]

When using "show in folder" in Osx, when this folder opens file was selected. How to do that in Ubuntu, it possible ? Now by default when I press "show in folder file was not selected"
0
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1answer
18 views

Ubuntu broken machine (backup mysql via FTP)

I cannot access my virtual machine (ubuntu 14.04). The only way to connnect is via the FTP. I really need to backup all mysql databases from there. Is this possible to just copy the whole mysql ...
2
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2answers
124 views

SSH by key incredibly slow

SSH connecting with key, from my machine suddenly got incredibly slow (~10sec!). It is not a server or DNS problem as far as I can figure out. The problem suddenly appeared after a simple apt-get ...
1
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1answer
19 views

netbeans can't connect, other things could

this is a conceptual question I guess, considering I already fixed the issue, but the problem is, I'm not quite sure what the issue is. I was trying to connect to a new VPS I setup, and made an ...
3
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2answers
65 views

Map IP to another IP

Assume the following scenario, if I have a local machine (A) the requests another machine (B) using B's internal IP without regard the ports. But A and B are not on the same network, however, B has a ...
2
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1answer
33 views

Ubuntu dhcpd server, different subnets to clients

I'm trying to get a ISC DHCP server running on an Ubuntu 14.04.2 server. Whenever I try to start the DHCP service it stops instantly and this is logged and the service stops: ...
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0answers
33 views

Is it possible to detect if client supports SNI? [duplicate]

So my SSL is using SNI, Bing doesn't want to index my site because of that and also some other sites are having problems. Such as reddit. Is it possible to detect if client supports SNI? I was ...
0
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1answer
52 views

Strange log on Apache - how do I get rid of this? [duplicate]

I have a Linode VM with Ubuntu, Apache2. Right now, I have a large number of following lines in my /var/log/apache2/access.log file www.example.com:80 223.96.144.128 - - [15/May/2015:11:30:13 +1000] ...
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0answers
37 views

Tomcat hangs at “Deploying web application directory…”

I am trying to setup Tomcat application server in an Ubuntu server. When I am trying to start tomcat server it hangs at deployment stage. If I try http://localhost:8080, its taking infinity time to ...
2
votes
1answer
19 views

Custom root folder for apache giving access denied

I just installed ubuntu desktop (because I figured server will be too much for me, and apparently I was right) and I'm trying to configure my apache web server but unfortunately it has nothing to do ...
2
votes
1answer
60 views

Ubuntu server getting slow everyday at 9.00AM

This server runs Ubuntu 12.04.5 LTS and used as a web server (apache 2.2.22) and an ftp server (proftpd 1.3.4a). Nobody can access web pages when this happens for 5 minutes or so. (This is a virtual ...
0
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0answers
48 views

can't restart samba from restart or service, but /etc/init.d/smbd restart works

on ubuntu 14.04 I followed the tutorial at https://help.ubuntu.com/12.04/serverguide/samba-fileserver.html to set up samba (pretty trivial). After installing (and fully rebooting the machine, just ...
1
vote
1answer
60 views

Samba 4 (Ubuntu) Administration (Active Directory) via RSAT using Windows 7 error

I want to administrate Samba 4 (Active Directory) via RSAT (Remote Server Administration Tools) using Windows 7. I have installed the RSAT and opened the "Active Directory Computers and Users" tool in ...
0
votes
1answer
25 views

Delay in delivering messages with Mailscanner and Postfix

With Mailscanner (v4.85.2) and Postfix (v2.11.1-1) on Ubuntu mail is being delivered, but there are times where messages sit on the incoming queue after mailscanner has scanned them for right at 5 ...
0
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0answers
40 views

Can't ping ubuntu server after reboot. Where to look for possible problems?

After restarting my Ubuntu Server I can't ping it. My hosting (Herzner) allows to boot server with rescue system, so I can access file system and try to fix it. The questions is, where to look for ...
0
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1answer
55 views

Block an IP for UDP

I am under UDP flood attack. I used following protections to solve it: iptable IP ban: iptables -I INPUT -s 37.187.231.xxx -j DROP Tried another iptable syntax /sbin/iptables -I INPUT -i eth0 -s ...
0
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1answer
22 views

Software RAID 1 does not extend on two new additional drives

I added two new devices two my software RAID 1 system. They are recognized by mdadm but I can't use the addition space. Here is how I proceed: I added the two new disk to my PC and created on each ...
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votes
1answer
14 views

How to use Server2012 as DHCP and on the same time Ubuntu Server as Gateway for the client Machines? [closed]

I want to use Windows Server 2012 R2 as a DHCP for the client computers with Ubuntu server acting as gateway to the internet. I am using VMWare WorkStation. Both machines are installed on it. Windows ...
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votes
1answer
57 views

Trouble understanding how to setup network Bridge on Ubuntu 14.04.2 to act as a web content filter

I am trying to build an Ubuntu server to act as a web content filter, using Squidguard and Dansguardian. There are great resources such as this: ...
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0answers
33 views

Ubuntu 14.04 “azureuser” exists - and I did not create it

I just logged into an Ubuntu 14.04 instance and in the home folder there is a user "azureuser" (yes, this is an Azure VM) with four items in it: .ssh (folder) .bash_logout (file) .bashrc (file) ...
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votes
2answers
53 views

Stop all websites from sending emails

I have Ubuntu Server set up on a machine. I have Virtualmin installed to manage my websites. The idea is that 2-3 of them use open source platforms like Wordpress and I didn't had time to update ...
2
votes
1answer
30 views

Zabbix file system autodiscovery does not kick in

I have the following set up Zabbix server 2.2.2 Zabbix agent 2.2.2 I have the agent running on several Ubuntu 14.04 servers which have Template Linux OS applied on them. For some reason, the file ...