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.

learn more… | top users | synonyms

1
vote
1answer
54 views

Adding bridge for LXC breaks NAT/DNS

I am having a issue with a small home server. This server operates as a DNS/DHCP/NAT. I am also trying to add a few LXC instances with JUJU however I am running into a issue with the bridge. When I ...
0
votes
0answers
32 views

Wordpress Installation on VM on VMWare workstation. FQDN redirecting incorrectly to 127.0.0.1

Here's some network specifics about the problem. VM installed on VMWare workstation (v.10.0.0 build - 1295980) running on a Windows 2008 R2 server host in a windows environment. The end result is ...
1
vote
0answers
41 views

Reverse DNS Lookup on ubuntu inside virtualbox

I'm using Ubuntu 12.04 inside virtualbox on win7 using NAT for networking. I had to run the command : VBoxManage.exe modifyvm "Ubuntu" --natdnshostresolver1 on Which basically tells the guest to ...
0
votes
0answers
28 views

Ubuntu 14.04 wild card domains not working after uninstall of Samba

I am new to Ubuntu, I just switched to 14.04 a week ago. I installed LAMPP and used this http://ubuntuforums.org/showthread.php?t=1719832 and this ...
1
vote
0answers
14 views

Change zone name for MAAS region/cluster controller

How safe would it be to change the zone name for the MAAS Region/Cluster controller with nodes already deployed and registered in MAAS DNS? Currently mine is set to default maas and I would like to ...
0
votes
0answers
70 views

ProxyError : DNS lookup failure

I use load balancer for loading my website from servers. when I send some requests in a sequence. I got this error : the proxy server received an invalid response, Reason: DNS look up failure for: ...
1
vote
1answer
69 views

localhost is wrong ip address

I'm having a bizarre problem. It started with postgresql-9.3 not installing. I found it couldn't find localhost. I checked /etc/hosts and it has localhost properly as 127.0.0.1 But when I ping ...
0
votes
0answers
12 views

MAAS remote cluster controller as name server

Following my success with the setup of a remote MAAS cluster controller (see Issue with MAAS cluster controller, installation fails) I have a problem with name servers. Basically the question is how ...
0
votes
0answers
20 views

Restarted MaaS cluster, systems unaccessable

I build a cluster with 14.04 LTS, MaaS and juju. We had a plant shutdown, so I shutdown the cluster using MaaS/Nodes I selected all, then in "Bulk Action" I selected "Stop Selected Nodes" and clicked ...
0
votes
1answer
44 views

using unbound with dnscrypt-proxy

My operating system is Ubuntu14.04 , I'm trying to use dnscrypt-proxy along with unbound,using unbound listening to port 53, forwarding name-resolve request to port 40, which is being listened by ...
0
votes
0answers
77 views

Bind ACL — add a range of IP addrresses

I've been following this tutorial to set up Bind as the DNS on our home network. Instead of the suggested technique of adding a list of allowed IPs to the ACL in named.conf.options, I wanted to add a ...
0
votes
1answer
37 views

How to install domain name without purchase one [closed]

Hi it's my first question here i hope get what i need .. The title dos not explain exactly what i mean ..anyway i had installed my own web server on Apache2 and i can access it through public Internet ...
0
votes
0answers
26 views

Squid server and ubuntu router

I have configured my ubuntu server to be a router and configured the squid proxy to block access to certain websites. The problem is while it does block those websites i cannot access any other ...
0
votes
0answers
104 views

How can I get rid of Dns bad config Error

I am browsing the internet and its working fine but every now and then when a page is loading I get this DNS_PROBE_FINISHED_BAD_CONFIG error or ERR_NAME_NOT_RESOLVED error only when I reload the ...
0
votes
0answers
104 views

Changing DNS on Ubuntu

Running Ubuntu 15.04. I'll briefly describe my network configuration. Main router connected to be Cable modem is 192.168.1.1. A secondary router (192.168.2.1) is connected as a client to the main ...
1
vote
1answer
39 views

DNS Solver not working correctly

I Just installed 15.04 (64bit) on this machine. Every time that I tried to connect to a server for the first time, and by this I mean: Go to a website Updating ubuntu Downloading a file Anything ...
0
votes
1answer
47 views

How to view hostname locally, works external

I have a webserver hooked, up I recently noticed that I can view the webserver htttp://music2share.ca from out side my network but when I try with in my network at home wont work, I edited the hosts ...
0
votes
0answers
54 views

Setup router, iptables to access website via Domain Name in local network problem

I have a problem with iptables / bind9. Topology: My local PC: DNS set to: 88.220.77.193 VirtualBox with: ROUTER: eth0 : 88.220.77.193 255.255.255.0 to the Internet; eth1 : 192.168.100.254 ...
0
votes
1answer
105 views

DNS routing after PPTP connection

I use a PPTP VPN to connect to my work's environment, but don't know how to configure DNS resolution the way it seems appropriate. When I connect via Network Manager I get two servers in ...
0
votes
0answers
34 views

Internet connect through ISP to local server's root and other folders

This is complex so let me explain I have successfully connected to my local dev server which is Ubuntu 14.04 LAMP setup. I have done this by using a no-ip to handle the dynamic DNS, and forwarding ...
0
votes
1answer
71 views

Can't reach SMTP server via telnet

Virtual Machine: Ubuntu 14.04.1 LTS I'm using putty to access Ubuntu from my Windows 7 PC. This Ubuntu machine does not have a registered domain name. Setting up a local SMTP server on this Ubuntu ...
0
votes
0answers
43 views

Why does connecting to a WiFi network fix DNS settings on another network interface?

I use EasyTether for USB tether to my MBA running Ubuntu 15.04. The steps to do this used to be: easytether connect sudo dhclient easytether0 At some point (probably after the upgrade to 15.04, ...
4
votes
2answers
323 views

How to know what DNS am I using in Ubuntu 14.04

(A follow up to similar question for 12.04.) Prior to Ubuntu 12.04, you may see the active DNS in /etc/resolve.conf. In Ubuntu 12.04, NetworkManager no longer works with the file. You have to ...
0
votes
0answers
138 views

Why Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/trusty/InRelease if I have ping?

I am trying to update an ubuntu 14.04 server and have my dns config ok because I can ping us.archive.ubuntu.com so I dont know what is happening here. This is my /etc/network/interfaces file: auto ...
1
vote
0answers
50 views

Correct nameservers in resolv.conf but no hostname resolution

As said in the title I can't resolve hostnames when doing a "ping google.com" even though the content of /etc/resolv.conf seems correct : nameserver 8.8.8.8 nameserver 8.8.4.4 I am connected to ...
1
vote
0answers
42 views

Domain name is syntactically invalid

I trying to send e-mail via exim . when i try to send mail to mail.ru i got an error . What should i do? host domain on my machine? and why it is syntactically invalid. How should i reconfigure my ...
0
votes
0answers
5 views

how to modify the way powerdns reads from mysql DB

how to modify the way powerdns reads from mysql DB ? the mysql log shows that it reads certain columns , rows, content et cetera. how do i change the order of reading or manipulate with it ?
1
vote
0answers
28 views

How to set custom DNS for all users using Ubuntu as Wifi Hotspot?

I use my laptop as wifi hotspot with an "ad-hoc network" instead of a normal wifi router. The question is: how can i set custom dns for all the hotspot's user so i can create new domains that will ...
0
votes
0answers
115 views

Facebook hanging on akamaihd.net

I have this issue since a long time. Facebook keeps hanging on akamaihd.net. Often the page doesn't even load CSS, everything appears out of place. And sometimes the "establishing secure connection" ...
0
votes
0answers
34 views

Keep getting Bad Gateway

here is the output from $ sudo apt-get update Err http://archive.ubuntu.com trusty/main Sources 502 Bad Gateway W: Failed to fetch ...
3
votes
1answer
52 views

ISP DNS Server used Instead of Local DNS

The Issue On my company's internal network, there is a development server called devserver.mycompany.com Usually I can connect to this server with out issue, but sometimes (seems random to me) ...
1
vote
0answers
24 views

BIND configured, DNS configured. No joy!

I have a GoDaddy domain, I've adding host names (ns1, ns2 of the domain through GD), I've pointed the name servers to my VPS server IP. So we are ok so far, great. I've resorted to install VestaCP on ...
0
votes
0answers
84 views

how to configure lamp for ubuntu server so to load example.local domain to my web server

I have installed Ubuntu server 15.04, Lamp in it and configured the dns to setup static IP by following the below tutorial. ...
0
votes
0answers
24 views

14:04 Server: dhcpd/bind9 - (Static IP) Clients no longer have connectivity to external hosts

After following the linked guide from a fresh install of 14.04: http://blogging.dragon.org.uk/dns-with-bind9-and-dhcp-on-ubuntu-14-04/ I made an addition to /etc/dhcpd.conf so that I had a group of ...
0
votes
0answers
355 views

Ubuntu DNS change ERR_NAME_NOT_RESOLVED in Chrome

I've created my first ubuntu 14.04 server on digital ocean and tried to point my domain to it. Ive configured everything with help of the following tutorial to set up my apache virtual host. When i go ...
0
votes
0answers
106 views

Ubuntu 14.04 502 Proxy Error Reason: DNS lookup failure for: radiant

I tried to access a website I use on a regular basis, but I cannot access it anymore. I do not have any experience solving issues in my computer. I was wondering whether anyone could help me solve ...
0
votes
1answer
202 views

15.04 - Mounting using CIFS failing with “No such device or address”

I'm trying to mount a cifs share using: sudo mount \ -t cifs \ -o credentials=$HOME/.smbcredentials \ //server.example.com/Common/Share/Path /mnt/mountpoint Which fails with: Retrying ...
0
votes
0answers
40 views

if secondary dns server is down ubuntu can not resolve

I am experimenting with two local DNS server. When I take down the second (or the primary) dns server, I can not resolve any domain name. Using host command or nslookup I get time out error : ...
0
votes
0answers
41 views

Wireless/DNS Problem

I have a weird wireless/DNS problem. I am using a ALFA Wireless adapter: AWUS036H. So the problem is this, every now and then the Wifi disconnects and reconnects. When it is able to reconnect ...
2
votes
0answers
554 views

getting openconnect vpn to work through network-manager

this is the same issue as here: Getting openconnect vpn to work through gui , but my additions to it were deleted and i was asked to create a new question. in fact, there are a number of folks asking ...
1
vote
0answers
70 views

Connect to network - network is unreachable

Although I am able to browse the net just fine I keep getting network unreachable when I run a download using my Java program. It was working fine till yesterday but now it is suddenly giving me ...
0
votes
0answers
27 views

dns bind reverse lookup failed in webbrowser

I am in a local lan my server is acting as dns & web server. I am installed the bind in that server and set the primary dns to 127.0.0.1. Everything worked fine. "nslookup group.hom" command ...
0
votes
1answer
53 views

Why is the content of /run/resolvconf/interface/NetworkManager changed every time I reboot?

I have some issue with my dns configuration, so I googled and picked up a solution by 1) editing /run/resolvconf/interface/NetworkManager and 2) running sudo resolvconf -u. This helped a little ...
0
votes
1answer
28 views

I have no SOA how to edit the db.domain file

I am in a private network having 192.168.1.0/24 . I have a wireless router, i am providing wifi hotspot to my users with wireless router and i have 100 users in the network. I want to provide name to ...
0
votes
0answers
14 views

how to provide dns name service to web server in a LAN

I am running a web server in a local are network managing 200 members. I want to provide a name to my web server's ip. I searched alot and find a tool dnsmasq i don't know how to set this to provide ...
0
votes
1answer
39 views

Problems on Kubuntu machine connecting to some sites after AT&T uverse upgrade

I recently had the U-verse service upgraded, and noticed that Facebook and youtube, and sometimes Yahoo have problems loading and displaying content. I am running Kubuntu 14.04 LTS, and using the ...
0
votes
0answers
106 views

using ddclient with namecheap dns service doesn't update IP

I have just set up my first ever home server. I created root, made the IP static on my local network, installed openssh, and can now ssh into the computer as long as i am connected to my homes router. ...
0
votes
0answers
83 views

How to setup Samba to register with an Active Directory Domain Controller?

I am trying to setup an Ubuntu 14.04 server on a windows network. The server has a static IP address assigned to it. I need to be able to register the hostname (argo) of the server with AD domain ...
0
votes
2answers
172 views

DNS Issue in ubuntu 14.04

I am facing DNS resolving issue sometimes in my Ubuntu 14.04.2 LTS trusty. I have configured my system with network manager to work with static IP assignment. I have also tried by changing DNS server ...
1
vote
0answers
39 views

Why is Ubuntu resolving non-existent names to a local machine?

The domain www.hjhhfuddsa.com does not exist. However, if I browse to it in any web browser running under my Ubuntu 14.04 machine, I see the configuration page for an old NAS enclosure at ...