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3
votes
1answer
9k views

BIND9 forwarders not working. Internal DNS resolves but doesn't forward requests it can't process

I have BIND9 set up with proper recorders for my domain example.com, something.example.com is actually working... When I have my DHCP server pointing at this DNS server I can get to webmin ...
2
votes
2answers
264 views

DNS problems when connecting to home network through VPN [closed]

I recently enabled VPN connections to my Windows Server 2008 R2 box, and even though I can connect to it just fine from Windows 7, I am unable to access anything on the network via its intranet domain ...
-2
votes
3answers
101 views

Point A record to domain [closed]

I have only an A record for a domain (the nameserver is somewhere else but they pass me an A record) and I want to point it off my server to a url such as www.example.com/mypage. Is that possible? If ...
0
votes
1answer
469 views

Internal DNS Server's Interactions with Local Client Computers… How do they work?

I'm setting up Split Horizon DNS. I have an internal DNS server, running Ubuntu Server 10.04. Everything has been set up properly as per this article's instructions. (I know that it is a mail server ...
0
votes
2answers
734 views

Name Resolution in a DMZ

We're building a new set of web servers to be located in a DMZ, but we want them to be able to use our internal mail server. The mail server has a CNAME of smtp.uk.ourdomain.com - our existing servers ...
8
votes
4answers
2k views

Querying DNS for CNAMEs for a server

Is there a way to query our internal DNS entries to discover all the CNAME entries that point to a particular server? Edit: We're a Windows environment, Server 2003.
2
votes
4answers
3k views

How does an internal DNS server work in relation to our local servers and domain names?

How can an internal DNS server work in relation to a domain name we currently own? If my company's website is example.com and it currently points to a DNS server elsewhere that points to the ...
0
votes
2answers
94 views

Strange DNS issue - can't think of a solution

I have a DNS issue that I cant resolve. My internal windows domain is (e.g.) foobar.uk.net and I used to host a site internally on www.foobar.uk.net. External DNS records we set to send web requests ...
2
votes
3answers
138 views

Windows Server 2000 DNS Forwarding

Im using windows 2000 Server, and I need to forward all the requests to the example.com site to another DNS Server. How do I do this?
0
votes
2answers
1k views

DNS preferences for windows 7 client sitting across two networks

I have a few clients that need to sit across two otherwise separate networks. Let's call them network A (10.0.0.1) and network B (1.2.3.4). Network A is effectively a private network; any Internet ...
4
votes
2answers
2k views

NAT Reflection, or Split DNS?

I'm working on a network restructure that has three geographical locations, but will share some services. Two of the locations have workstations, and one has only servers (in a CoLo facility). We will ...
3
votes
3answers
262 views

How can I search Domain Integrated DNS Entries

Example: I have a server named server1.domain.local I have lots of CNAME entries in various forward lookup zones pointed to server1.domain.local I want to decomission server1, and have a new server, ...
1
vote
1answer
155 views

Dynamic local network names for virtual hosts

I've configured a virtual machine for use as a web development platform to distribute to web developers in my company. Currently, I have the install script for each site creating a new virtual host ...
4
votes
3answers
462 views

Do we need a DNS server when we use OpenDNS?

I am in the process of splitting roles up from one server to 5. The current server is running as a DNS server, among other things. The DNS server just has a forwarder to the OpenDNS IP addresses and ...
0
votes
1answer
641 views

Intranet with local DNS resolution issues

I have a DNS server running on Windows Server 2003 that is configured as the primary DNS server for my intranet. I have several DNS entries for our QA server and other local addresses set up there. ...
5
votes
1answer
1k views

IPv6 over Cisco IPSec VPN?

We use a Cisco ASA 5505 as the firewall and IPSec VPN endpoint on our network. We use split-tunneling to reduce the load on our internet link. In other words, when someone is connected to the VPN ...
1
vote
1answer
441 views

How to setting up a local DNS server in LAN

I'm using BIND9 in Ubuntu to setup a local DNS that is shared by a LAN. Here is what I want to achieve: The BIND9 server and Apache server sits on 192.168.1.65 and currently the web server is ...
1
vote
2answers
95 views

Does Windows DNS Server 2008 support RTT?

Does the Windows DNS server support RTT when used for recursive dns queries?
1
vote
1answer
2k views

Can I add my own custom subdomains to an existing domain name with my own DNS server?

Summary Is it possible to add some custom subdomains, for an existing domain name that's hosted on another DNS, for our internal DNS? Details Currently, our developers at our office hack their own ...
0
votes
2answers
436 views

What's the best way to setup local DNS at a cloud host using BIND?

I run a few application clusters within a cloud-based host. We've grown to the point where I need some sort of internal DNS scheme to keep all of the servers straight. I'd like to run a server with ...
-1
votes
2answers
183 views

How to configure a domain name for use within the LAN only

I wish to create a domain name for use within the local LAN only. I have Windows Server 2003. Please guide me.
1
vote
1answer
750 views

Configuring DNSMasq on a WZR-HP-G300NH

I'm looking to configure DNS naming on my WZR-HP-G300NH router. How would one go about doing this? I have found the documentation for Dnsmasq here, and the place where it appears you can configure ...
1
vote
1answer
1k views

Configuring dnsmasq to act as a IPv6-to-IPv4 or IPv4-to-IPv6 forwarder?

Is there a guide somewhere about how to rig up some IPv6-to-IPv4 and IPv4-to-IPv6. I'd like to be able to run a dual stack on my home lan but not forfeit ipv4 just yet.
2
votes
3answers
4k views

Pros and Cons of using internal or external domain name for Active Directory

I was always thought to use internal domain name (company.local or company.corp) for Active Directory instead of (company.com or company.pl). Recently we were thinking that by using external domain ...
0
votes
3answers
4k views

2 Network Cards, External & Internal. DHCP and DNS Setup

I have setup a server at work and I want to use 2 network cards to have a local and external (internet) interface. I have set it up as follows: This server will be used for Windows Deployment ...
0
votes
2answers
352 views

how to bypass internal DNS?

This is about Ubuntu but should be pretty much the same on all Linux flavors. Let's say I add an entry to my /etc/hosts such as 127.0.1.12 facebook.com and an Apache virtual host such as ...
0
votes
3answers
275 views

DNS record question

I have two Windows domains/separate forests. One forest consist of what is left of the bought-out company's domain. They have 5 servers that still have important data and need to be worked with on a ...
0
votes
1answer
315 views

EC2 Ubuntu - Force instance to use internal IP

I've just set up a micro instance on EC2 (AMI ID ami-e59ca991). I had hoped to avoid charges for a year as my usage falls well within the bound of the free tier. I have been charged $0.01 for ...
0
votes
2answers
164 views

how to setup local DNS service in office?

i want to use the the domain name example.local instead of 192.168.1.100 in the local context. in the mean while, the user will still be able to access the Internet. anyone can help to suggest what ...
0
votes
3answers
105 views

map old windows server to new windows server

At the moment, I have 2 servers (serve1 and serve2). serve1 is old and data is small enough to move to serve2. serve1 = Win 2k3 serve2 = Win 2008 R2 The problem is I need to keep the serve1 name ...
1
vote
2answers
616 views

pointing sub domain to 127.0.0.1:port?

set up: Windows Server 2008 R2, running IIS and DNS service. I'm developing a website with web2py on this server. Web2py comes with its own server. The site is currently only accessible browsing from ...
-1
votes
4answers
461 views

What do I do when I've locked my self out of a newly created Active Directory server?

I've just setup a Windows 2003 server as the DNS/AD for a replace of an old server. However, it appears that I don't know the password for the Administrator account. I entered the Restore Mode ...
0
votes
2answers
322 views

client flips between internal and external IP addresses?

I have what seems like a not-particularly-complicated home network, all things considered: a DSL line comes in to a modem/router, which goes off to a switch, which supports a bunch of machines. My ...
0
votes
1answer
1k views

How can I set up a private internal DNS server?

We have a windows server box in our office and then a number of desktop pc's running xp, and windows 7. All of our project'd databases sit on our server and each person uses SourceSafe for ...
1
vote
3answers
679 views

Cannot access internal network on OSX 10.6.6

Last week, I began having trouble connecting to our internal web servers. Usually, a refresh would take care of it or switching to a different wireless network, but as of yesterday, this wasn't ...
1
vote
1answer
425 views

Stability of tinydns?

I am using tinydns behind dnscache to resolve machine names on a LAN, as installed on Ubuntu 10.04 LTS. Every so often without explanation, local names can no longer be resolved by any machine on the ...
4
votes
2answers
5k views

Override a DNS record using BIND9?

Sorry if this has been asked before, but I can't seem to find any information specific to my case. I run a server where users can connect with a Nintendo DS game if they change their DS' primary DNS ...
0
votes
1answer
226 views

Load balance incoming traffic

Please I have the following scenario. 3 servers voip / mail / terminal one load balancing router 2 internet connections (static ip`s) My concern is to load balance incoming traffic since the ...
5
votes
6answers
3k views

How to intercept and manipulate DNS queries?

I'm not sure if I worded the question correctly to be honest but basically what I want to do is: When a user types in something like Expenses in the URL bar of a browser, I want the browser to be ...
2
votes
2answers
3k views

Windows XP Does Not Follow CNAME Shares

I am supporting a mix of Windows XP Pro and Windows 7 desktops in my Active Directory network, and I am having an odd issue with XP and CNAME records. Say I have a record in my DNS for a server with ...
0
votes
1answer
69 views

Pulling application updates from closest server?

Setup: 6 Major Sites with Server 2003/2008 DCs doing DHCP/AD Integrated DNS, each on their own subnet. All connect back to datacenter through a 3 mbps WAN ERP server running in the datacenter, ...
0
votes
1answer
3k views

bind9 DNS Ubuntu names pingible on server, but not on Windows Machines?

I setup a DNS server today on Ubuntu, following this tutorial. My intent was to setup my network for dns-name resolving on the private LAN within a single zone (nothing fancy I just want name ...
0
votes
1answer
71 views

Use to host email for a domain name that wasn't our primary domain name

Exchange 2007 on an Server 2003 active directory. My primary domain (MyMainDomain.com) controller also hosts dns and dhcp. I have a secondary domain name (MySecondDomain.net) that my Exchange Server ...
-1
votes
1answer
126 views

internal DNS server limiting the speed as 55kb/sec?

We have LAN internal DNS server ( 192.168.205.200 ) DNS server Running on my additional Domain Controller Tested with nslookup, ipaddress and hostname resolving without any error DHCP server ...
-1
votes
4answers
714 views

Windows 7 vs. Windows XP DNS

I am wondering what the difference between how Windows 7 and XP operate regarding DNS. In XP, I have to go an edit the host file to allow the machine to know where to go, but in Windows 7 I did not ...
3
votes
1answer
662 views

Simple, manageable DNS on EC2?

I'm working on a large network of servers sitting on EC2, and need a way for the servers to know about each other's locations in the cloud. I thought the simplest way would be to use DNS, because if I ...
0
votes
2answers
293 views

forward lookup zone problem

In DNS manager i create forward lookup zone. After that I added host A with IP 10.10.101.xxx (this host and DNS have some IP) and name (uses parent domain name i.e. mysite.com). Problem: when type in ...
0
votes
3answers
1k views

Internal DNS Best Practice - should a slave resolve internet domain names?

I have inherited a internal DNS solution at my new company and I want to start to improve its reliability! At the moment there is one Master for the internal domain which forwards external DNS lookups ...
0
votes
5answers
593 views

Dns trouble: can't ping networkbox.local from other computers

On my ubuntu dns server I use bind9 and this tutorial here I have setup networkbox.local to 192.168.1.3. When I ping this from my server it works correctly. But when I try and ping from another ...
4
votes
3answers
6k views

IPSec tunnel between FortiGate and iPhone / iOS - Works except for DNS / Wins

I have configured my Fortigate with a new VPN IPSec tunnel to allow the iOS Cisco client to connect. That works fine. I can RDP to my servers, browse to my servers via IP address, etc. But, the ...