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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126 views

Cannot access internet until visited once in an IP with browser, DNS-problem?

Just installed Kubuntu 12.04 on Acer Aspire 5738ZG. Wireless HW: lspci -k 03:00.0 Network controller: Qualcomm Atheros AR928X Wireless Network Adapter (PCI-Express) (rev 01) Subsystem: Foxconn ...
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0answers
303 views

Trying to access my ubuntu server via a domain name registered via godaddy

I am trying to host my own web server. So I registered a domain name example.com via godaddy. I have an A record of example.com pointing to 12.34.56.78 (my wan IP address). I have nginx setup on ...
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0answers
122 views

accessing a domain hosted on virtualbox

I've virtualbox installed on my ubuntu desktop. In my virtualbox I have windows XP pro installed as guest with wampserver & on it I have a named virtualhost which I can access from windows XP but ...
0
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1answer
472 views

Can't set up IMAP on a working email server

I've been trying to set up my local mail server using this tutorial on my domain Mydomain.me. I got to the point where I can successfully receive mail send to my address but I can't set up an IMAP ...
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0answers
88 views

I can't access my ubuntu server outside of my LAN

So I'll admit right out that I have very little experience with linux. I have been winging this from the get go. I have went through the process of getting a dns server set up and my server can be ...
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0answers
26 views

Ignoring namebased server configuration in apache2 with DNS

Apache used to work OK when I was using the local name resolution with /etc/hosts file. After setting up a DNS server on the machine, now eveything that resolves to this machine's IP address seems to ...
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1answer
250 views

Can't resolve local hosts

To start with, my Linux or networking knowledge is fairly basic, so it's probably best to assume that I know nothing. I've been trying (for my own furtherance) to put together some sort of home ...
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1answer
2k views

How do I remove localhost nameserver from resolv.conf

Currently my /etc/resolv.conf reads: nameserver 127.0.0.1 nameserver 10.255.0.101 nameserver 10.255.0.11 and I want it to instead read: search [my domain] nameserver 10.255.0.101 ...
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120 views

DNS Server problems : Server not found

I am having two problems with my DNS server. My 1st problem is that I get the error "Server not found" when I type in my site in firefox. Problem two is if I type in the IP I get this. Index of / ...
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1answer
192 views

Wifi does not work with internet

I just cretaed a dual boot Windows/Ubuntu. My Wifi works properly in windows, but it does not let me go on the Internet when in Ubuntu. DHCP seems to work since I apparently received a 192.168.1.3 ...
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0answers
216 views

Why is the default nsswitch.conf file so broken? [closed]

This is the default line in nsswitch.conf that is so badly broken hosts: files mdns4_minimal [NOTFOUND=return] dns mdns4 We have a network and we have people working on vpns. The above ...
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3answers
11k views

Internet over USB on BeagleBone Black

I've recently installed Ubuntu 13.04 on the Beagle Bone Black. This image: https://rcn-ee.net/deb/flasher/raring/BBB-eMMC-flasher-ubuntu-13.04-2013-10-08.img.xz This microcontroller allows to ...
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2answers
45 views

Can't connect to any hostnames

I am trying to install tasksel via apt-get and then apt-get install tasksel but in both of these processes I get errors and it doesn't install. I have tried pinging the Ubuntu archives and common ...
1
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1answer
186 views

408 error in browser using Google or openid on some networks in Ubuntu [duplicate]

I have searched here and the web and many other people have similar issues going back a few years (My Google Account not working properly with Ubuntu for example), but no one seems to have fixed it. ...
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1answer
145 views

Get information about a url in terminal

There's this useful command that gets information about a server when you pass it a url that's pointed at the server in question. I can't remember it though, or find it. It gets the OS of the server, ...
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1answer
164 views

Switch DNS by command-line? (Like Google DNS/OpenDNS <-> whatever the system default is)

How do I switch DNS by command-line? I mean like, changing between Google DNS or OpenDNS and whatever the system default is.
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0answers
308 views

Trouble publishing plex media server. Should I disable DNS relay?

Just like the title says. I have tried and tried again to get this media server published to myplex and it never works. I have set a static IP address (I think). And I was looking in the router ...
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1answer
137 views

Web sites do not work when I am logged into Google Chrome or need to log in to Google

This problem is really weird. If I log into Google chrome, I can not use Google to search. And I cant log in to sites like this one and Stack Overflow with my Google account. The pages time out with ...
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0answers
57 views

how do i configure my DNS server for a local network? [duplicate]

hi i'm configuring a DNS server for a local network using Bind9, but i need to integrate all the services in the local network, i already have the web server in one of the computer and it work fine, ...
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5answers
467 views

How to set up FQDN with Dynamic IP?

Can I setup my www.example.com address when I have a dynamic external ip adress (no router) and if so whats needed to make it work? The server is already installed with Ubuntu Server 12.04.3 and LAMP ...
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0answers
60 views

DNS Not Working for external Network

I have two LANs 192.168.35.0/25 and 192.168.36.0/24 the two are linked with a Router. On 35.0/25 I have a Ubuntu DNS server for servers on that LAN on that LAN everything works Local DNS and ...
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0answers
75 views

Networking & Bind9 Server Configuration

apologize in advance.... bit new on managing all this, but I've got a networking and Bind DNS configuration question: root company domain (foobar.com) DNS is managed by domain register ...
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1answer
34 views

Slow P2P sharing in ubuntu

Hi after installing ubuntu I found that my download speed , specifically torrent download speeds has gone surprisingly lower than before, I'm not really familiar with configuring network on ...
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2answers
354 views

How do I see the DNS hint file (root name servers)?

According to Wikipedia's article on the address resolution mechanism of DNS there should be a "hint file" in my OS somewhere, containing IP addresses of a few "root name servers". How do I see this ...
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1answer
181 views

Suddely internet is not accessible

I am going crazy here. One day everything was working fine. I turned pc off and went to sleep. Next day turn pc on and cannot access internet (from any browser). The situation is: I cannot open any ...
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1answer
244 views

DNS - Hosting domain - IP provided by ISP

First of all, I am really sorry, still new on the use of Ubuntu and server administration. But I am eager to learn! I purchased an unmanaged VPS server (Ubuntu 12.10) with 2 IP addresses + a domain ...
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1answer
50 views

How to set up manually a resolved dns record

I'd like to manually and persistently set "goo" to be resolved to one of google.com server IPs.
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1answer
143 views

Correct way to set DNS

I have a DNS server running on my computer, and I want Ubuntu to use it to resolve addresses. I've setup mydomain.com as a custom domain I went into Network settings, switched to manual in 'Wired', ...
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2answers
74 views

Ubuntu server and services

I've been using Linux+Plesk Virtual Server as a web server for a while, but I want to give a try on doing it manually, so my question is: I'll have a server which is: 80GB HDD, 4GB RAM, 1TB Bandwith, ...
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1answer
610 views

ubuntu 12.04.3 - Reverse DNS issue - slow ping interval but normal ping value

i'm running ubuntu 12.04.3 x86 desktop in my corporation environment. I join the corp domain by Likewise open. But when I ping another pc, say hostname is pc-test, "ping pc-test" or "ping ...
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1answer
118 views

network configuration in ubuntu 12.10

my windows 7 settings is below and its working properly. IP address 192.168.46.31 Subnet mask 255.255.255.0 Default gateway 192.168.46.1 Preferred DNS server 10.230.253.253 Alternet DNS server ...
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1answer
410 views

Noip not working on ubuntu 12.10

I have used noip on windows, it's a great tool. I have also installed it on ubuntu 12.10, but it seems to be not working somehow. I have apache installed on my machine, I start it with ...
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1answer
445 views

SSH: Dynamic DNS vs Port Forwarding

I recently set up SSH on my newly installed ubuntu, and already set up public key authentication and know that it works properly remotely on my local network. Now I decided that I would make it ...
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0answers
34 views

Some Website don't work

They are some website like Yahoo mail and Listwire+ Ebay don't work and they told me that it take too much time to respond for all this website, itry to change dns (dns: ...
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0answers
124 views

How to block my DNS on all outhgoing sites except for one IP address?

I want to block my DNS on all outhgoing sites except for one IP address on one computer? How do I achieve this?
0
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1answer
61 views

Ubuntu Server - Websites randomly do not respond

I have a server that is running Ubuntu Server, Apache2, Railo, mySQL, Tomcat, and Icecast/EZStream My issue started last week. I have 3 websites pointed to this server with the same DNS, IP address ...
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2answers
1k views

DNS issues on Ubuntu 12.04 with OpenVPN

I followed this guide to setup openvpn on my home network. I accidentally downloaded ubuntu 12.10 at first and without noticing, I went ahead and followed the guide... Then I did some stuff from ...
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0answers
182 views

How to resolve intermittent DNS Failure after updates?

Ubuntu 12.04 running happily begins experiencing intermittent DNS resolution failure after updating. Following is the history.log for same: Start-Date: 2013-10-09 07:33:11 Commandline: aptdaemon ...
0
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1answer
2k views

dns configuration problem bind9

Following is my bind9 configuration the domain I want to configure is home.lan it is home network /etc/bind/named.conf.local is following zone "home.lan" IN { type master; file ...
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0answers
53 views

how can I setup a proper dns cache

I have configured dnsmasq (see https://wiki.debian.org/HowTo/dnsmasq) but it doesn't seem to do what I expected. Its cache is somewhat working, so that when I for example do dig ubuntu.com twice, ...
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0answers
172 views

MaaS dhcp cannot be detected at node installation

I am installing a MaaS Ubuntu 12.04 by ISO with virtualbox as the host machine. I have a problem on the cluster management during the process of adding the node. The node cannot detect the dhcp ...
0
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0answers
149 views

how can i rewrite url to a specific ip or another domain in dnsmasq? [duplicate]

i added two lines: address=/dev/127.0.0.1 address=/g.cn/127.0.0.1 to /etc/dnsmasq.conf file, and i have nginx listened 80 port. open urls like http://xxx.dev/, i can see nginx's default site. ...
0
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1answer
186 views

Ubuntu networking - DNS/DHCP

How to configure Ubuntu 13.04 as my DNS (Domain Name Server) and DHCP server for other Linux client machines? Master server ip configuration- ip address: 192.168.200.100 gateway: 192.168.200.1 name: ...
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0answers
197 views

Help, DNS problem after installing Virtualmin

I'm new with Ubuntu and my English is not so good (I come from the Netherlands) I don't know what is wrong, but I did something. when I try to install a webmin package or a third party package I got ...
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0answers
564 views

How to set ubuntu to reach DNS server through IPv6

I have the following setup: Ubuntu 13.04 with wired connection to router and Debian server running in VirtualBox under Ubuntu (with bridged network adapter). I installed and configured Bind9 on ...
0
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1answer
408 views

domain-name dhcp option not applying to hostname -f

My Ubuntu 12.04.3 machine is not getting the domain-name option from dhcp applied to the FQDN returned by hostname -f (dnsdomainname returns nothing). Ip config: # ip a 1: lo: ...
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1answer
542 views

virtualbox, MAAS: help needed

Ok, I made some progress wrt the original question (still below). I found /etc/maas/dhcpd.conf contained option domain-name-servers 10.0.3.15, and changed it to 192.168.0.11. After restarting the ...
0
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1answer
690 views

Setting dns-nameservers on a Bonded Network Connection

We have a server running Ubuntu 12.04 Server. There are two network interfaces on this server (eth0 and eth1), which we've bonded as bond0. DNS is not working currently.. if I ping google.com I get ...
2
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1answer
409 views

diffrence between the DNS setting in etc/resolv conf and etc/network/interfaces

I want to know the difference between DNS settings in /etc/resolv.conf and /etc/network interfaces. For example when I share internet connection from other computer(XP), I used to add the name server ...
0
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1answer
233 views

How to resolve bootloader problem in Ubuntu 13.04?

Yesterday, I did something that damaged the bootloader of my Ubuntu 13.04. Then I had to install Lubuntu 13.04, and I'm now using the Grub of Lubuntu. The problem is in the opening screen Ubuntu gives ...