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

0
votes
0answers
72 views

Ubuntu 12.04 is burying our Infoblox with DNS requests

I've got 80 computers that I've installed Ubuntu Precise on. However, when I turn them on, they pound out thousands of DNS requests constantly and bury our Infoblox DNS server - just those 80 ...
0
votes
0answers
52 views

avoiding unnecessary DNS lookup

i have added few host files in my /etc/hosts but still DNS is querying those files. i have already tried /etc/nsswitch.conf hosts : files dns also /etc/host.conf: order hosts,bind but still its ...
0
votes
1answer
1k views

Set fully qualified domain name on EC2 instance

I am trying to set a fully qualified domain name on EC2 instance. I have set CNAME entry in Route53, so when I go to sync1.staging1.mycompany.net, it resolves to the correct instance. What I have ...
-1
votes
0answers
44 views

Ubuntu12.04 dns resolve error [closed]

I have two dns nameservers in my /etc/resolv.conf file: nameserver 10.10.255.3 nameserver 10.10.103.123 I configured a domain name "*.cloudstack.cf.test" in dns nameserver 10.10.103.123. Then I use ...
0
votes
0answers
171 views

Hunting down weird network activity

I am in a hunt, I noticed in Network Monitor that there is constant network traffic over the ppp0. ppp0 is my 3G dongle. Above is what I see hours after hours with all foreground and background ...
0
votes
0answers
211 views

How to dynamically switch public IP of my VPS (with multiple IPs)

I have VPS with 7 IPs, running Ubuntu 12.04. You can see output of my ifconfig command here at picture: if config output Now I want to run php script under the different public IP each time. For ...
0
votes
0answers
59 views

Network DNS problem

I have Ubuntu 12.04 LTS and Windows Server 2008 with DNS server and AD ,both installed on VirtualBox. Firstly I want to ping my domain from Ubuntu host. To do this I configured ...
2
votes
1answer
1k views

Screwed up DNS settings in 13.10

When I run nslookup internal.foo.com I get Server: 127.0.1.1 Address: 127.0.1.1#53 ** server can't find internal.foo.com: NXDOMAIN For some reason, I am not getting the ...
0
votes
1answer
239 views

Wifi Hostspot setup for Cable Modem Connection

I have a broadband connection through my ISP (Hathway), using a cable modem. I wish to share the internet connection to my laptop, and the phone. Refer to this configuration guide at 12.10 Wireless ...
0
votes
2answers
172 views

setup norton dns in ubuntu 12.04

I want to setup Norton DNS for my Ubuntu 12.04 for all network connections? How can I setup the DNS servers? The DNS are: Preferred DNS: 199.85.126.20 Alternate DNS: 199.85.127.20
0
votes
2answers
2k views

No internet connection (DNS server address is Router address)

My internet connection in Ubuntu 13.10 doesn't work. I can use IP addresses to open websites but not URLs. The DNS server that I connect to is the IP address of my Router. When I connect to the VPN of ...
0
votes
1answer
163 views

How to connect Ubuntu to University LAN (Windows, Static IPs) to use Internet?

I have always been a Windows user, and this is the first time I have installed Ubuntu 12.04. After installing Ubuntu, I am not being able to access college internet through my laptop. We have a wired ...
-1
votes
1answer
59 views

Problems loading yahoo and others

I have been having issues with several websites saying "server not found", and I have ruled out proxy issues as the cause. From what I have found while looking for assistance, my problem likely lies ...
0
votes
1answer
95 views

How to send e-mail as a domain name?

I would like to create an ubuntu webserver ( with Postfix on it ) to send e-mails to different users from a static domain name; website.com I do have access to the following DNS records website.com ...
2
votes
3answers
2k views

Problem with Winbind/Samba

I've been having an issue on my network that has completely vexed me. I have three workstations running Ubuntu 13.04, one Windows 7 workstation, and three servers on Ubuntu Server 12.04. One of the ...
0
votes
0answers
73 views

Configuring a strictly local dns server for local network media streaming

I am fairly new to Linux, but I have an Ubuntu media server set up in my house. We can't afford to have an internet connection, so I move the server back and forth occasionally when I need to run ...
0
votes
3answers
71 views

Web Hosting Management Package

I want to host multiple domains on my Ubuntu VM. Is there any package like Lamp to handle DNS, Email, Apache and other needed softwares for a web server? I'm looking for a software like Plesk and ...
1
vote
1answer
1k views

What is the preferred way to setup resolvconf on Ubuntu in ec2?

I had been using Ubuntu 10.04.3 or 11.04. In either of these versions, hostnames like ec2-123-45-6-7.compute-1.amazonaws.com would resolve to a private in the 10.0.0.0/8 range. After upgrading to ...
0
votes
1answer
840 views

Can't Ping External Network on Ubuntu

I installed BIND on Ubuntu and nslookup is successful, pinging my hostname is successful, but pinging an external site (i.e. www.google.com) does not work. I receive the error message: ping: unknown ...
0
votes
2answers
341 views

How can I use a local DNS server?

I need to test a few websites on my local network. I've already setup a DNS server with bind9 for my internet domains, and that works. I can also add a few domains to the /etc/hosts file, so I can ...
0
votes
1answer
134 views

DNS Issue with IP Forwarding

I have an Ubuntu box running Ubuntu 12.04 LTS server edition, which acts as a DHCP server and is also the gateway for my network. IP forwarding is turned on. Additionally, the server acts as a ...
1
vote
1answer
260 views

SAKIS 3G - Use of Google DNS

I am using UBuntu 12.04 LTS and I am using SAKIS 3G script to connect to my 3g wireless modem, i want to use google DNS by default , i don't know, how to use google DNS in sakis3g script. In native ...
0
votes
1answer
130 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 ...
0
votes
0answers
321 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 ...
0
votes
0answers
135 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
votes
1answer
608 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 ...
0
votes
0answers
91 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 ...
0
votes
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 ...
1
vote
1answer
302 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 ...
1
vote
1answer
3k 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 ...
0
votes
0answers
126 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 / ...
0
votes
1answer
201 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 ...
1
vote
0answers
252 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 ...
5
votes
3answers
12k 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 ...
0
votes
2answers
46 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
vote
1answer
199 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. ...
0
votes
1answer
155 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, ...
3
votes
1answer
185 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.
0
votes
0answers
310 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 ...
0
votes
1answer
140 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 ...
0
votes
0answers
58 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, ...
2
votes
5answers
524 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 ...
0
votes
0answers
63 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 ...
0
votes
0answers
78 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 ...
0
votes
1answer
36 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 ...
0
votes
2answers
420 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 ...
0
votes
1answer
190 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 ...
1
vote
1answer
272 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 ...
0
votes
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.
1
vote
1answer
154 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', ...