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

11
votes
3answers
13k views

DNS server address no longer stored in resolv.conf; where is it now?

I sometimes switch DNS servers, using the NetworkManager indicator in the taskbar; this worked fine with previous versions, and actually works fine with 12.04, too, except for one thing: I use Conky ...
16
votes
4answers
26k views

resolv.conf doesn't get set on reboot when networking is configured for static ip

I'm experiencing what appears to be a name resolution issue in Ubuntu 12.04 Server edition when configuring my computer to use static ip. In /etc/network/interfaces: # The primary network interface ...
0
votes
1answer
390 views

Which DNSExit client to download for Natty (11.04)? Rpm or Deb?

I have an Ubuntu 11.04 server set up to host some websites and I have a dynamic IP address. I am using DNSExit.com to handle the DNS routing to the IP address and would like to install their DNS ...
6
votes
4answers
16k views

internet access problem in 12.04

Yesterday, I have upgraded Ubuntu from 11.10 to 12.04 LTS and everything was ok (there was no error) After restart, my "Auto Ethernet" connection established, also my VPN connection established.And ...
0
votes
1answer
524 views

Different nameservers for different networks

I use Ubuntu 12.04 on my work laptop. Currently I live abroad and I only have this one computer, and I take it home after work to use as my personal computer. The problem is that the nameserver used ...
8
votes
3answers
4k views

Cannot resolve custom domains when VPN is up

I just upgraded to 12.04 from 11.10, and now I can't resolve custom domains over my VPN (e.g. *.dev.local). It worked splendid before the upgrade. Both my /etc/resolv.conf and route -n looks exactly ...
8
votes
2answers
22k views

How can I host a domain/website on my new VPS?

I am an average Ubuntu user and currently i decided to strengthen my knowledge in Ubuntu. Since i am a web developer, lately i decided to setup my own web server powered by Ubuntu. I just bought an ...
1
vote
4answers
2k views

DNS stopped working on laptop

Was working fine then stopped inexplicably. I can ping the gateway/DNS router/firewall (Untangle) using WiFi and cable using WiCd. Network Manager does not work on this computer Firefox reports ...
1
vote
3answers
778 views

problem loading internet pages

I have installed ubuntu 11.10 and when on firefox i can get onto google or google earth and even gmail.But it wont connect to amazon or ebay or bbc or itv homepage.It only seems to like google I have ...
1
vote
2answers
590 views

Jquery website is not opening in UBUNTU but in XP, Everything is fine

I know it is weird, But I just discovered this, jquery.com is not opening in my ubuntu firefox or other KDE browser and hence many sites that copy codes from code.jquery.com also hanged. Is there any ...
0
votes
0answers
166 views

Why is Windows host unknown when pinging, but is resolved by nslookup? [duplicate]

On my linux host I try to reach the windows host in the LAN (wifi). If I try to ping that windows host by its name, I get unknown host. If I query in nslookup, then I get valid IP. VNC also refuzes ...
1
vote
2answers
85 views

Network Problem While Reinstalling Grub

I'm trying to reinstall grub on a second disk, following the instructions at Purge & Reinstall Grub. After doing sudo chroot /mnt, when I attempt apt-get update, I get lot of failed to fetch ...
0
votes
1answer
660 views

Dynamic Bind9 + DHCP

i have been working on setup a server for my internal network, so far i have a working isc-dhcp-server that can upgrade a chrooted BIND9 (on the same machine), i need to add some static entries on the ...
0
votes
1answer
3k views

Access a virtual host on a server in VirtualBox directly

The server: Ubuntu 10.10 Server as guest in a VirtualBox (IP 192.168.178.91). Simple Question: I want to access a virtual host named 'example.server' from outside my virtual box by simply using a ...
0
votes
1answer
726 views

How do I change a machine name in DNS

I'm trying to change my computer's name in DNS so that others on the same subnet can refer to it by its new name - however, whatever changes I make in /etc/hosts and by using 'hostname' to use the ...
1
vote
1answer
762 views

resolv.conf auto reset by dnsmasq after install libvirt-bin

After I install libvirt-bin and ubuntu-virt-server, etc., my resolv.conf gets overwritten by dnsmasq about every hour. I haven't installed network-manager and resolvconf. When I search for dnsmasq I ...
3
votes
3answers
2k views

DNScrypt proxy not working [duplicate]

I've installed DNScrypt proxy from https://github.com/opendns/dnscrypt-proxy/downloads and installed it under Ubuntu 11.10 x64. I started the proxy by sudo /usr/sbin/dnscrypt-proxy --daemonize ...
0
votes
1answer
640 views

Use local network while VPN'd into another network

So I'm at work and I VPN into a remote network. Both networks have their own DNS servers that have hostnames that resolve to internal IP's. I've set it up in network manager so I can ping internal ...
1
vote
2answers
4k views

VirtualBox Ubuntu Server with DNS using dnsmasq

I just want to have a local server inside my VirtualBox that offers DNS functionality like www.example.local => 127.0.0.1. My host operating system is Ubuntu 11.10 and guest is Ubuntu 10.10. On my ...
0
votes
1answer
436 views

localhost subdomain wildcard

I'm trying to have *.localhost pointing at 127.0.0.1. I read this post which is quite recent and looks promising but dnsmasq can't bind port 53: * Starting DNS forwarder and DHCP server dnsmasq ...
7
votes
6answers
8k views

How to check if DNS is encrypted?

I have installed DNSCrypt , its OpenDNS encrypted DNS patch for Ubuntu & other Linux users & it's working fine. How do I know if my DNS is encrypted? I have googled but didn't find anything. ...
8
votes
6answers
29k views

How to get the hostname from a DHCP server

I want Ubuntu to get the hostname and DNS name from a DHCP client. The default installation of Ubuntu 11.10 (Oneiric Ocelot) does not do that. The same question was asked and is unsolved on ...
0
votes
1answer
649 views

How do I replace a cable modem router with my own server as DHCP?

My ISP gave me a really crappy router-modem-combination that lacks basic features. For instance you can't assign a constant ip to the mac adress of a client PC. I run a server for my home ...
0
votes
4answers
2k views

why is chrome resolving domain names differently than ping which is resolving differently than ssh?

When I go to me.com in chrome it tells me that domain can't be found. When I go to me.com with ssh, it connects to that server. When I try to ping me.com it pings localhost. I want me.com to ...
0
votes
1answer
840 views

How to bind all the subdomains to 127.0.0.1?

I have a domain test.dev bound to 127.0.0.1 in /etc/hosts. How can I bind all the subdomains, e.g. any.th.ing.test.dev to 127.0.0.1 as well?
2
votes
1answer
91 views

Login for internet use

How to protect internet access using username and password. I mean that i need a situation, say when anyone opens a browser and trys to go for any site it would redirect to a login page for ...
3
votes
1answer
270 views

DNS and VPN issues

I recently purchased a year contract for a KVM 512MB VPS running Ubuntu 11.04. I'm having some issues setting up some things on it though - two in particular that I just can't for the life of me ...
5
votes
0answers
386 views

How can I change DNS servers? [duplicate]

Possible Duplicate: How to change the DNS name server? I have a Ubuntu 11.10 machine, and I'd like to change my DNS servers. How do I do this?
2
votes
1answer
703 views

Is there any easy way to trace a route in ubuntu?

Is there any easy way to track the route that an request takes in Ubuntu? For example, tell me what the DNS servers are, which servers it redirects through before reaching the final page, etc. Is ...
0
votes
0answers
64 views

Updating my resolv.conf manually [duplicate]

Possible Duplicate: Why does my resolv.conf file get regenerated every time? I need to update my resolv.conf, for this reason. So I simply nano'd the file and edited (added the ...
2
votes
0answers
301 views

Problems setting up vpn on 11.10 [closed]

Hi I am trying to use a cisco vpn client and having trouble. When the client is running, I get no data coming in and only a trickle going out. Network manager is installed but my connection is 'not ...
2
votes
1answer
455 views

Unwanted subdomain requests in the DNS query logs (BIND9)

I am running my own DNS and I am logging all the DNS lookups. Today, I realized that there are over 200 entries for unwanted subdomain queries in the log. Interestingly, these non-existent ...
1
vote
1answer
454 views

Pipe BIND9 logs to a shell.php script

I am trying to extract some data from BIND9's query log. I like to pipe the queries to a script first and then parse it, then log it. How do I do this? Please help. logging { channel simple_log ...
1
vote
1answer
714 views

How do I make a subdomain of a subdomain?

I have a server that hosts mydomain.com. Then I have a server that hosts subdomain1.mydomain.com. On the subdomain1.mydomain.com server, how do I make subdomains? For instance I want to create ...
2
votes
2answers
4k views

How do I install bind9 with dlz dlopen drivers included?

I'm currently installing samba4 as for a -extra own chosen- schoolproject. I'm following the HOWTO installation from their website. Now, I'm stuck at getting my dns working. I've installed bind9 ...
1
vote
2answers
185 views

Version to Version Upgrades and bugs — DNS errors

I've been using Ubuntu (64-bit) for the past three versions (10.10, 11.04, now 11.10). For the most part, things are fine. I have issues with the 64-bit version, but who doesn't. My question is ...
2
votes
2answers
712 views

Configuring bind9 views so I can have DNS services?

I want to configure bind9 using the Ubuntu terminal to have the DNS resolve a local name, not a domain name. For example, if I type in Nicole it will resolve my IP address in a local network fashion. ...
16
votes
2answers
10k views

nslookup finds ip, but ping doesnt

I know this looks like all the other "can ping via ip but not dns" questions, but those didnt really help me at all. Also, having hosts files in all machines is not doable as this server will ...
0
votes
1answer
1k views

DNS Server not responding

i have dns server i have configure it from Ubuntu bind9 help i have A record of ubuntu-server.local i am unable to ping it from ubuntu machine i am able to ping it from windows 7 machine ...
0
votes
1answer
414 views

I want to host webserver befind Wi-fi router which is using Static IP.

Before purchasing Dedicated server I want to hone my skills. Therefore I want to install Ubuntu on my desktop which is connected to Wi-fi router. I am using static IP provided by my ISP. the cable ...
1
vote
0answers
360 views

Unable to Find Wireless Networks? [closed]

After Loading Ubuntu 11.10 of the Internet on a Dual Boot option alongside Windows XP. It cannot find the wireless networks within range when the modem is within a Meter of it. When i click the ...
2
votes
1answer
5k views

How to setup DNS Server on Local network

Im having a Ubuntu 11.10 Desktop system,how can I configure the BIND server to resolve as the following: I should be able to use Google's Public DNS for the internet www.rootserver.com should ...
1
vote
1answer
591 views

How do we add DNS servers to our VPN network definitions?

I just set up a VPN connection to my workplace, but it fail s to connect. Our protocol for setting up VPN on Windows clients requires we specify DNS servers that are inside our corporate network. I ...
2
votes
4answers
5k views

How can I configure my server so that my domain points to it?

I have bought a domain name (without hosting), and at home I have a static ip address on Ubuntu server 11.04. How can I redirect users to my web server at home? What configuration needs to be done?
0
votes
3answers
550 views

google.com and youtube.com not working

Trying to access google.com or youtube.com in ANY browser (FF, chrome, ephiphany, w3m) does not work ("could not find www.google.com"). I can ping both services with no problem. Are there DNS ...
3
votes
2answers
366 views

If I am behind a router, how do I edit DNS resolution?

Should I edit resolv.conf in my machine, or leave it 192.168.1.x and change something in the router? If in the router, how?
0
votes
1answer
738 views

Block and unblock access to certain domains

How can I block complete access of my computer to certain domains but be able to switch it on whenever I want to? That is, I want that by default whenever my browser or any other application hits a ...
6
votes
2answers
6k views

Why is ddclient giving me an “Invalid IP” error when trying to update dynamic DNS?

I am having a really hard time getting ddclient (which updates OpenDNS with my current IP address) to work. I have it running as a daemon, but it never succeeds in updating my IP address at openDNS. ...
1
vote
1answer
3k views

avahi daemon constantly needs restarting

I have Ubuntu 11 running on a Thinkpad W520. Things work great, but not avahi-daemon. It seems that my laptop becomes invisible (ssh user@hostname.local can't find the laptop) to other computers on ...
0
votes
1answer
350 views

Connection to DNS fails after few successful connections

I connect to the internet with a static IP. Connection is fine. After few successful connections to the DNS, the DNS becomes unreachable (PING still works using IP addresses). Restarting the ethernet ...