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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Is there anyway to do ssh on a VM with a local IP address?

Scenario :I am using KVM as a hypervisor and Ubuntu as guest and host OS. There are many VMs on a PM and I am assigning IP addresses to those VMs using NAT. Now I want to use those VMs from any ...
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1answer
27 views

Storage displayed discrepancy from actual hard drive

In our ubuntu 14.04 server we have a 1TB Hard drive. The hard drive is displays as 998GB with 1% usage, however, with PHP software such as owncloud, it is only displaying 19GB of storage available. Is ...
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0answers
15 views

Multi IPs on a Xen VM with bridging

While I am fairly new to XEN (running under Ubuntu 14.04) I've not had any real issues until now. I have set my networking using bridging and that has worked well for many different machines until ...
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0answers
17 views

How to connect IIS to samba server?

Is there any way to connect IIS wwwroot directory to samba server? How to mount windows web server folders with samba?
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0answers
18 views

Minimalist mail server for Ubuntu 14.04 VPS [on hold]

I have a very small VPS with 128Mb of RAM. I want to setup an e-mail server that consumes minimal RAM and CPU. I do not want the mail server to have extensions such as mysql, anti-virus, spam ...
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0answers
34 views

AWS EC2 replacement instance

I've inherited our AWS management duties for the time being and I've received a notice from AWS about some of our instances needing regular maintenance. The EC2 instances are pretty primary, a proxy ...
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1answer
23 views

mounting NFS share fails with “Stale file handle” error

How can I resolve this error and access the share? NFS server: 192.168.1.5 (ubuntu) NFS client: 192.168.1.6 (osmc) Contents of /etc/exports on ubuntu: /storage/share/media/Movies ...
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0answers
16 views

Unable to see Ubuntu 15.04 Server VM IP Address in Hyper-V Manager

I recently spun up an Ubuntu 15.04 Server VM on Hyper-V. When I look at the VM in the Hyper-V Manager, it does not display the DHCP-assigned IP address, but reports the status is OK. When I SSH into ...
2
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1answer
47 views

Why would a ssh connection fail to connect with whole proper setups?

Using Ubuntu Server 14.04 I got ssh server running on port 2222 (they asked it like that at building). I already got whole setups reviewed and nothing seems to be ok. This is what's set up: At ...
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1answer
18 views

mysql and redis services unavailable during high traffic times

I've have a webserver that runs some services like Apache, Mysql, Redis and some NodeJS apps. On times of high traffic my server seems to do not support the heavy load. When it's ocurring, often when ...
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0answers
27 views

DNS not working with Ipv6

I'm trying to configure bind for ipv6 protocol.I have added the entries to the zone and configuration files but still the ipv6 IPs are not returned when i try for nslookup.Can someone guide me to ...
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0answers
11 views

Where are the zentyal users stored?

I just succeeded in setting up zentyal and sending/receiving emails. The problem is, the first user that I created in zentyal Users and Computers, does not show up. I can not reproduce the problem ...
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0answers
14 views

(KVM) virt-manager stuck in password prompt after open VM

so i installed a fresh ubuntu server 14.04 with KVM, i'm connecting with my other ubuntu machine using virt-manager. so after i had permissions problem creating a new VM, i uncomment user="root" and ...
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0answers
23 views

Ubuntu 14.04 using 100% SWAP with more than 40GB free memory [migrated]

I'm a bit at a loss trying to figure out why this would be the case. Can anyone provide some helpful ideas on troubleshooting this? free -m total used free shared ...
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0answers
14 views

bind9 ubuntu set up correctly, quit working

While I'm talking about Chef a bit here, I'm fairly confident the problem has nothing to do with Chef) We manage all of our Linux (Ubuntu) servers, which are running our web infrastructure, with Chef, ...
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0answers
18 views

How to configure DHCPv6 and DNSv6 configuration in Ubuntu 12.04?

I'm planning to configure DHCPv6 and DNS server in my network. I would like to understand whether both DHCPv4 and DHCPv6 can be configured using isc-dhcp-server service? When i tried nslookup ...
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0answers
20 views

VPN Connection Failed When Using SSH [on hold]

I want to connect to my server in my office over VPN which has a SSH server installed. But when I connect to the VPN and then try to SSH to my server, the vpn connection closed suddenly. What is the ...
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0answers
6 views

Insufficient access to edit OpenLDAP cn=config with external SASL authentication

I want to add a schema to an OpenLDAP database that I've inherited. ldapadd -vY EXTERNAL -H ldapi:/// -f schema.ldif SASL/EXTERNAL authentication started SASL username: ...
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0answers
21 views

Ubuntu SSH connections don't close

We have a connection to one of our servers from an external party. This party logs in using sftp and uploads some files. The sessions are not closed by that party and they don't know how to get that ...
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0answers
9 views

[Ubuntu][Samba 4.1.6] Wrong directory mode

I use Samba 4.1.6 on Ubuntu 14.04. Settings: create mask = 0660 directory mask = 0770 I would like to "force" the directory / create mask for mount's from Windows & Linux. But I don't know, ...
0
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1answer
14 views

On ubuntu 12.04, what file has the systemwide list of gem sources for rubygems 1.9.1

I need to deploy a gem from a custom gem source to my ubuntu 12.04 servers that are managed by puppet. In the puppet class, I will put the command that adds our custom gem server to the gem sources, ...
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1answer
17 views

Ubuntu - Folder replaced by lost+found/ on raid1 disks

Running Ubuntu Server 12.04 LTS I have setup a RAID1 on disks sdb & sdc (md0) following strictly this tutorial which I guess is very classical. I loaded data on my disk for archive purposes. A ...
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0answers
23 views

Php5-CGI is using 100% CPU on a single hit. How do I track down the culprit?

I ran into a strange problem with a Magento Store. The server was crashing when we hat a little traffic-peak so I checked what was going on. Using htop I found out that PHP5 CGI is using up to 100% ...
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0answers
11 views

Ubuntu 10.04-12.04 upgrade apache not working

I've just upgraded a server from Ubuntu 10.04 to 12.04 given the imminent end of support for 10.04. The upgrade went fine (I'd tested it all with a virtual machine beforehand), however the webserver ...
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0answers
20 views

Trying to configure Zentyal, always getting an error message regarding OpenChange provisioning

I just installed Zentyal 4.1 on a Ubuntu server which is only accessible on the internet. This server should only act as a Exchange Server replacement for a 3 ppl environment. Even though there are ...
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0answers
12 views

When in Linux boot process are filesystems mounted from /etc/fstab? [migrated]

Question: When in Ubuntu Linux boot process are filesystems (from /etc/fstab) mounted? Rational: I defined the following shared-folders on my Ubuntu VirtualBox VM. openstack@ubuntu:~$ grep ...
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1answer
24 views

Disable cron jobs or cron daemon on Ubuntu 10.04 server in rescue mode

I am trying to recover an Ubuntu 10.04 server in rescue mode and I want to stop cron jobs and/or cron daemon running on reboot. So far I have: Edited the cron files in /var/spool/cron/ renamed ...
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1answer
49 views

Low SSD mdadm raid0 performance

I have got ubuntu server 12.04 with software raid0 intel sata3 ssd(2*480GB). raid is used for postgresql database. There is 51% of raid space is free. After postgres shutdown, "dd" command shows ...
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0answers
25 views

VirtualBox: error NS_ERROR_FAILURE (0x80004005) when starting a newly created VM

I'm trying to create a new VirtualBox, but am getting NS_ERROR_FAILURE (0x80004005). Googling suggested it's because of changes in the VM, or of certain ISOs. However - this is first time I install, ...
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0answers
74 views

Why do I keep getting “403 Forbidden - nginx/1.6.2 (Ubuntu)” when visiting any of my sites? [closed]

Why do I keep getting "403 Forbidden - nginx/1.6.2 (Ubuntu)" when visiting any of my VPS hosted sites? I have recently changed to nginx installation from Apache2 on my Ubuntu setup on my ...
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0answers
22 views

Squid proxy with 2 NICs

I'm trying to make a squid proxy in ubuntu 14 and can't make it to work. This is what I got so far: etc/network/interfaces iface eth0 inet static address 192.168.1.9 netmask 255.255.255.0 broadcast ...
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0answers
12 views

DUP packets in Virtualbox [closed]

Im using Oracle VirtualBox 4.3.26. Host and Guest are both Ubuntu 12.04. Network Setting: Attached to: Bridged Adapter Name: wlan0 ping google.com 64 bytes from 202.78.113.163: icmp_req=1 ttl=60 ...
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0answers
34 views

Postgresql initscript can't find pg_ctl after upgrading an ubuntu server to 15.04

I upgraded my Ubuntu server first from 14.04 to 14.10 and all went fine. Then I upgraded it to 15.04 and on boot it now gives the error: start-stop-daemon: unable to stat /usr/bin/pg_ctl (no such ...
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votes
0answers
33 views

Mail issues on server/website [closed]

A website on a VPS is sending emails using a @example.example.org (note the extra example) and getting stuck in spam/trash even though we have and the correct filters in our domain manager. I'm ...
1
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1answer
75 views

Chinese Firewall DDoS and IPtables not working

Recently my server has been hit with DDoS's coming from the Great Chinese Firewall. As per the advice in one of the replies in mod_security block requests by http-host header, and the advice in ...
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0answers
19 views

wsgi nginx error: permission denied while connecting to upstream

There seem to be a few questions on stackoverflow and serverfault about this but unfortunately nothing has worked for me. I'm getting a 502 bad gateway on nginx, and the following on the logs: ...
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0answers
18 views

Creating a Virtual Host on a local development machine

I'm having issues with creating a Virtual Host on my Ubuntu Apache2 setup for local development. I'm better familiar with httpd.conf running CentOS 6.5 and don't seem to be able to figure out how to ...
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0answers
35 views

IPTABLES and GEOIP: Show Custom Webpage to Blocked Visitors

Because of legal protection, as a first stage of launching my project I will focus on couple of countries only. The number of supported countries will grow. I know, it is possible to block or allow ...
0
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0answers
28 views

Route Traffic For Specific IP Range Through Specific Network Interface

On Ubuntu 14.04. I need to route the traffic to specific IP ranges though a specific interface. route -n Kernel IP routing table Destination Gateway Genmask Flags Metric Ref ...
0
votes
1answer
16 views

Nginx forward ssl to ISPConfig lxc container

I am having issues with https connexions to the ISPConfig admin panel (port 8080). My setup is relatively standard. I own a physical host, which routes all traffic on common ports to an LXC container ...
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0answers
13 views

after reboot server, service start without special chars [migrated]

I write simple Java server. This service connect with mySQL database. I am connecting with this service by socket connection. Everything work well when i start my service by line Command. ...
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0answers
6 views

Linux Mint system clock is days ahead after an overnight laptop suspend [migrated]

I'm a long-time Ubuntu user, who recently started trying out Linux Mint on a laptop. This is not a dual-boot setup, Mint is the only OS on the machine. When I suspend the laptop (i.e. close the ...
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0answers
4 views

Add unallocated space to home directory on Ubuntu [closed]

I just deleted windows partition on 'sdc' my SSD and want to make best use of the unallocated space. Any ideas on how to best handle it and how to do it using gparted? It was 'sd3'. NAME MAJ:MIN RM ...
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0answers
73 views

Hyper-V Ubuntu vhdx scsi ide

I have a Hyper-v 2nd gen Ubuntu machine (scsi). I did add the vhdx file to a 1st gen (ide) machine (not as start disk, but to try to use some system rescue cd tools to srink the vhdx zerrofill). I ...
0
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1answer
65 views

SSH works only on the standard port

I can connect to my remote server only if I use the standard 22 port. When I change the Port (to 40004 for e.g.) in /etc/ssh/sshd_config I get an error: ssh: connect to host 123.45.67.890 port 40004: ...
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0answers
34 views

Puppet or chef script to set up an Ubuntu server [closed]

Are there any Puppet/Chef/Other scripts to automatically set up and configure Ubuntu 14.04 with everything needed to host a website securely? I have looked on Github, but nothing seems very popular ...
1
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1answer
32 views

AWS Ubuntu 14 - Can't SSH After Reboot

Had an issue where an instance became unresponsive and was forced into a reboot. After the reboot I could ping the server but could not SSH into the server. Ultimately I created a new instance and ...
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1answer
44 views

Getting a working remote desktop server running on Ubuntu 14.04

OK - here is something that I have had working a ton of times in the past - an XDMCP enabled X server that serves nice and shiny sessions including a login handler. What I have: A virtual Ubuntu ...
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2answers
48 views

I did 'ifdown eth0' and…I can't connect my instance [duplicate]

I should have run ifdown eth0 && ifup eth0, but I just ran ifdown eth0. Can I connect to my instance and run ifup eth0? What should I do?
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0answers
21 views

Linux client for pki certificate auto enrollment from Windows CA

I just set up a Windows Server Certificate Authority. I would like to auto-enroll Ubuntu Linux computers for certificates. Can anyone share the available client options? I found this (old) technet ...