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
82 views

Squid error on bind9 start

I'm getting the following error after a bind9 update when I restart bind9 on my 12.04 LTS server: root@server2:/etc/bind# service bind9 restart * Stopping domain name service... bind9 ...
0
votes
0answers
55 views

Postfix fails to create Maildir

I'm configuring a virtual squirrelmail for a school assignment. Now I configured a dns server and all my dig's and nslookups succeed. I was also able to add a user in terminal and send an email from ...
0
votes
1answer
44 views

How can I specify or query the order DNS servers will be queried?

For some reason I am not hitting the DNS server I am expecting to hit. I have a wireless connection with a VPN on top of it. I have set both of the connections to use a specific set of DNS servers ...
1
vote
0answers
57 views

Network Problems after installing wireless USB Adapter

some time ago I tried to install an Edimax 150Mbps Wireless IEEE802.11b/g/n USB Adapter for my Lenovo T60 for better wifi performance. It didn't really work out properly, at least I had the feeling ...
0
votes
0answers
386 views

BIND9 dnssec issue

Im getting a lot of these errors in syslog Jan 13 06:43:22 sgdns01 named[14352]: error (no valid RRSIG) resolving 'variety.com/DS/IN': 165.21.83.88#53 Jan 13 06:43:34 sgdns01 named[14352]: validating ...
0
votes
3answers
841 views

DNS Resolution fails, and /etc/resolv.conf isn't persistent, how can I force the use of certain DNS servers?

I have this persistent and annoying issue. When I first boot up, my desktop can't resolve any DNS names unless I edit the /etc/resolv.conf file and remove the entry for name-server 127.0.0.1 and ...
0
votes
1answer
314 views

Dynamic DNS advice for a home server on a .co.uk domain

I have the following setup: A home server running Ubuntu Server 12.04 A D-Link DSL-2780 capable of Dynamic DNS routing to www.dyndns.org, www.no-ip.com, zoneedit.com A domain purchased with ...
0
votes
0answers
1k views

Can't connect to internet on Ubuntu 12.04.3 Server

It's basically a fresh install. I used sudo vim /etc/network/interfaces and set up a static IP. I've check multiple times that my IP was within my network. Next I used sudo vim /etc/resolv.conf to ...
0
votes
1answer
87 views

Is it possible to setup multiple Virtual Hosts with one ip/domain?

Is it possible to setup multiple Virtual Hosts with one ip/domain? We have a single domain (example.com) pointing to our server at ip (123.123.555.555). At location 123.123.555.555 we require the ...
0
votes
0answers
70 views

dig and host queries not working on primary BIND 12.04.3

I have followed the guide on this site to configure BIND as a Primary server, it was all going fine and I was ready to make it live, but am now getting these errors when testing against zones on the ...
0
votes
0answers
75 views

Outgoing network connections fail after a few seconds

I just got back to my university and discovered that Ubuntu 13.10 has issues maintaining network access now. After a minute or less of proper connectivity, I lose the ARP entry for the gateway and my ...
0
votes
0answers
29 views

Detailed document for dns-search in /etc/network/interfaces?

I don't find a detailed document of 'dns-search' in /etc/network/interfaces. Does anybody know where to find the detailed document? Thanks.
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
53 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
2k 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
48 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
182 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
226 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
253 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
192 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
3k 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
190 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
60 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
97 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
72 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
922 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
358 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
135 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
265 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
132 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
328 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
137 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
718 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
92 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
356 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
130 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
205 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
269 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
13k 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
205 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
165 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
195 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.