Domain Name System for computers, services, or any resource connected to the Internet. It translates domain names meaningful to humans into the numerical identifiers associated with networking equipment for the purpose of locating and addressing these devices worldwide.

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Can't connect to Samba server by name

I have an Ubuntu 14.04 file server running Samba 4.1.6. The server is a member of a domain with a Windows 2012 server acting as the primary domain controller. I want to connect to it using Windows 7 ...
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1answer
15 views

How to add local tld to name resolution searches

So in windows, if I typed ping familyroom, it would tell me that my PC in the family room is 192.168.1.61. (DHCP assigned address that isn't in any DNS) I'm running a new install of Ubuntu 14.04 ...
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37 views

Ubuntu Wifi connection works but no internet

I'm using Ubuntu 12.04.1 LTS. Whenever I start up Firefox it says "server not found" despite the fact that wifi connection seems to be established. I would appreciate if anyone can help — Gabriel ...
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2answers
20 views

DNS stops working after few seconds

When I reboot my Ubuntu 14.04 server (with Zimbra mail system) DNS lookup works a few seconds and then it stops. First I can ping my website but after a minute I cannot, see this: hans@ubumail:~$ ...
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15 views

Can't Set DNS by DHCP

OS : Ubuntu Server 12.04 After Compile and Install Unbound and depends Library.. resolv.conf always return 127.0.0.1. Files on /etc/resolvconf/update.d not have contain 127.0.0.1 File : ...
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3answers
36 views

How to set up a DNS cache server without port 53

my country, indonesia, is attempting to take over DNS functions in all the ISPs here. thousands of sites including reddit, vimeo, and even (sometimes) github are blocked. now this would not be so ...
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1answer
31 views

VMWare NAT configuration

I am trying to run the latest Ubuntu Desktop as a guest inside VMWare Workstation. I need to use NAT for internet access and access to the other Virtual Machines. This works flawlessly on all of my ...
1
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1answer
8 views

Not able to access outside services though Openvpn in brigded bridged mode and routing everything thorugh the vpn

I have setup a small server with a bridged openvpn setup. My goal is use my network services and Internet connection from every location with Internet access. Right now I am just able to use services ...
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0answers
26 views

Access DNS using different IP address [on hold]

I using Ubuntu 14.10 and installing DNS Server with IP address 192.2.4.2 and Failover system DNS. I want to every single network (my localnetwork) access to my local domain (DNS server). because this ...
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0answers
15 views

Changing the hosts file is not working

I am in the processing of migrating a site to a new server. I am currently testing it before actually changing the DNS for that domain. I changed my windows hosts file to point the site to the new ...
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0answers
28 views

Why do SSH passwords sometimes stop working?

On more than one occasion I've messed up so bad the only answer is to reinstall Ubuntu. One of these mess ups is that I do something such that the password to SSH into the machine no longer works. ...
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1answer
48 views

curl --resolve option not working: “Hostname was NOT found in DNS cache”

I am attempting to use curl's --resolve option to connect to the specified IP address when performing the HTTP request, but curl keeps reverting back to the IP address as retrieved by my local DNS ...
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19 views

Resolvconf doesn't generate nameserver IP when I used openvswitch?

Why can't resolvconf generate dns-server or how to troubleshoot it? root@openstack-controller-01[Standby]:/home/user01# cat /etc/resolv.conf # Dynamic resolv.conf(5) file for glibc resolver(3) ...
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0answers
14 views

dsn server wrong ip address

I am new to setting up a server I have an old desktop running Win XP , so loaded Ubuntu 14.04 LTS server. Installed Apache2 I have a laptop running 14.04 client now I typed 192.168.1.4 in the browser ...
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1answer
12 views

Are there DNS leaks with the system proxy setting?

I'm using a system-wide proxy to browse the Internet. Are there any DNS leaks with that?
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1answer
46 views

Postfix, Dovecot mail server can send mails but not recive

I'm new to linux servers and just got myself a VPS from Ovh. Also got a domain though ovh. I have tried to use this Tutorial to set it up. And I guess that somewhere I must have messed up. Have ...
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0answers
35 views

Applications in Ubuntu take forever to resolve URL, webpages usually don't load completely. Internet on other OSs are fine. What's wrong? (14.04)

All the computers in my house are connected to the same router, with the same DNS (googledns). The two Ubuntu machines take forever to "resolve host" (chrome/firefox), but the Windows machines aren't ...
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0answers
39 views

problem about setting up unbound with dnscrypt

I tried to set up a local DNS service with unbound and dnscrypt . I set it up and works well . but when I 'm trying to change it to TCP request mode , it doesn't work . the content of unbound.conf : ...
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1answer
43 views

Got SERVFAIL reply from 8.8.8.8, trying next server [ubuntu 14.04 digitalocean ispconfig]

All started with a vps from digitalocean and the following documentation from ispconfig https://www.howtoforge.com/perfect-server-ubuntu-14.04-apache2-php-mysql-pureftpd-bind-dovecot-ispconfig-3 after ...
0
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1answer
34 views

Cannot ping localhost when resolv.conf.d/head modified

I have observed this behaviour since about a week ago, and I don't think I have changed any related configurations. The problem is that when I run ping localhost, I get the following error: ping: ...
2
votes
3answers
85 views

Nslookup resolves search domain but ping does not (14.10) [duplicate]

At my company, many of our configuration scripts, etc use just the server name. For example, http://server rather than http://server.company.com. I have configured the search domain in the GUI Network ...
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0answers
11 views

Can i portforward a bind9 DNS server and host a public DNS server, or do i need something different?

I've recently been trying to host a dns server with bind9. I would like it public, viewable and configurable by other users on different networks. Can bind9 host a dns on my router public ip and ...
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1answer
33 views

unresolved host / Upgrade 12 to 14 Ubuntu/ Net Connection fine through browser

I recently upgraded to 'Trusty' i.e. Ubuntu 14.04. I tried pinging google.com through the terminal. ping google.com ping: unknown host google.com I tried the following: sudo apt-get remove --purge ...
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0answers
39 views

Windows local network access to apache virtual hosts on a ubuntu DNS domain

I have set up a Ubuntu Server machine (14.04) with LAMP, and I have set up a static domain name with bind9 at http://webserv.dev. That domain is showing up when I try to access it from a Windows ...
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1answer
84 views

How do I configure the search domain correctly (14.10)?

I recently installed Ubuntu GNOME on my work computer, replacing Windows 7, because I will be doing a lot of Linux development work. Many of our configuration and development scripts use shortened ...
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1answer
27 views

uninstalling 'no-ip' from the terminal - how?

I've tried to install the no-ip client but i couldn't complete the task via the terminal. I want to know how to go back and delete all its files? Thank you.
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0answers
19 views

APACHE 2 DNS: DNS for mail server

I am trying to configure my own mail server. My domain name is: exemple.net I've created a sub-domaine (a virtual host an apache2): mail.exemple.net my hostname is: server01 (the name of the server ...
0
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1answer
21 views

Mail server: shall I set up a sub-domain name?

I am trying to put in place a mail server following this tutorial: http://www.starbridge.org/spip/spip.php?article12 Before starting I was wondering if I had ta create a virtual domain on apache. my ...
0
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1answer
27 views

Owncloud - ping - DNS

I am very inexperienced with command line and only trying to install owncloud. I have put Ubuntu Server 14.04 on an old 32 bit laptop (thinkpad Z61m). I am trying to install owncloud and have tried: ...
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0answers
7 views

Do I need to use forwarders in a local DNS?

I have been doing some experimentation with BIND and had some questions regarding fowarders. From what I understand, a forwarder is something that will forward requests the DNS server cannot process. ...
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0answers
15 views

HTTPS on Ubuntu instance Amazon EC2

I have a question which I hope somebody can answer for me. My situation: I have an Ubuntu Server running Apache2 on a EC2 Amazon instance, which is serving an OwnCloud instance. My goal: I want to ...
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2answers
106 views

local DNS lookup not working, despite everything is in /etc/hosts

I am running Ubuntu (12.04) on Virtual Box and want my machine to be able to lookup its own hostname, the same way other VMs will do in this network (I am trying to build virtual cluster). There is no ...
4
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2answers
187 views

How do I temporily locally set example.com to resolve to 127.0.0.1 without modifying the hosts file

I've just updated my domain's DNS records but it will take a while for them to propagate across the internet. Until then, is there anyway I can temporarily set my domain, say box.example.com to ...
0
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1answer
19 views

DNS zone file question

I have been researching on how to set up a DNS server and found that BIND seems to be the best way to do so. I am new to setting up a DNS server so I have a couple of questions If I am only using the ...
0
votes
1answer
28 views

Setting up a DNS without owning a domain

I have been researching on how to set up a DNS server and found that BIND seems to be the best way to do so. I am new to setting up a DNS server so I have a couple of questions I do not own a domain ...
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votes
0answers
20 views

Setting up a DNS Server

I have been researching on how to set up a DNS server and found that BIND seems to be the best way to do so. I am new to setting up a DNS server so I have a couple of questions I do not own a domain ...
1
vote
1answer
59 views

Apt-get fails to fetch inside an LXC container

I have an Ubuntu 14.04.1 LTS server that's running LXC containers. The containers run Ubuntu 14.04.1 too. Network config of host is pretty standard, static IP, ISP's DNSes (IP1/IP2) plus google's : $ ...
0
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1answer
45 views

Connect cluster controller to the region controller (MaaS)

I'm trying to build a MaaS cluster and this is what I've done so far: Region Controller install ubuntu 14.10 configure interfaces configure dns apt update apt upgrade apt install ...
0
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1answer
11 views

point domains to folders under LAMP (Work of AddonDomains)

I have installed LAMP on Ubuntu without any problem and now if I point my domain to my VPS IP it works normally, I tried to use .htaccess but it didn't work for me I want to point many domains to the ...
0
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2answers
39 views

Playonlinux website wont load? - change DNS nameserver

I'm using Chromium and i'm trying to download Playonlinux but the website wont load. Also should I download wine before I download Playonlinux? EDIT: The problem is my current DNS nameserver. An ...
0
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0answers
13 views

Creating Mediawiki issue

Im right right now in the middle of creating Mediawiki on Ubuntu 12.04.4 LTS for client and i'm having some troubles doing that. I managed to establish accessible Mediawiki instance in apache but i ...
0
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2answers
44 views

large network latency on localhohst

I have a laptop, which I want to optimize for voip applications. I experience the problem that applications connecting to localhost suffer from large delays. Basically nothing happens for about 2-3 ...
0
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0answers
39 views

ubuntu DNS server

I am trying to set up bind9 on UBUNRU, and I need a help, please I have a proxy server at the same network, and I need that our DNS server in its answer back firstly IP adress of our proxy, and other ...
0
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0answers
74 views

Bind9 and Name Collison

I have setup BIND9 as a DNS server for my home network so I can reach other machines via their hostnames. All hosts are on a private network with the domain name hive.local, each reach the global ...
0
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0answers
32 views

Ubuntu 14.04 router, Windows computer connects on boot, if ethernet is unplugged and replugged DNS error

When I boot up the Ubuntu server the windows computer that is connected to the ETH1 via ethernet cable is assigned an IP and connect to the internet. If I unplug the ethernet cable and then plug it ...
1
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1answer
44 views

Bind - resolving hostname to wired and wireless IP addresses

I've set up Bind on Ubuntu server to act as a DNS server on the home network. It seems to be working fine. I can load the default Apache page using the fqdn I specified in the zone forwarding file and ...
1
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3answers
98 views

how do i make my website accessible to the internet without a static ip and from a virtual machine?

I have windows 8 host and i have installed ubuntu 14.10 server as a virtual machine in vmware. i have installed LAMP server and i am trying to host a website from it. i have created a virtual host. my ...
0
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0answers
19 views

How do I add DNS entries to Network Manager's dnsmasq instance? [duplicate]

I want to add server=/myvpn.org/1.2.3.4 to some file so that my computer searches the vpn domain correctly. I've tried RTFM - but I just can't find the "root" document on "here's how to configure ...
0
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0answers
45 views

Ubuntu 14.04 + FritzBox 6360cable Connection Issues

at the moment I cannot get any further with guides or forums so I thought and try you guys. My Situation is as follows: My Network is based on a FritzBox 6360cable Router with multiple machines via ...
2
votes
2answers
63 views

Ubuntu KVM Guest DNS problems

I have a DNS problem in a KVM guest running Ubuntu 14.04.1 LTS. The host is the same. The host has a bridge network configured since I want to see the guest on my network. So far, I can see the guest ...