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2answers
591 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 ...
2
votes
2answers
642 views

How do an ISP's DNS servers resolve a local hostname?

This might be a stupid easy question for some of you, but I couldn't find a fast, accurate answer online. I had a problem recently where I was trying to SSH to a local FreeBSD server, but the ...
1
vote
1answer
472 views

Is adding servername as an alias for localhost/loopback correct?

On linux systems, I've seen many variations of /etc/hosts configurations with regards to the loopback address, localhost, and server aliases. Some include the servername as an alias for the ...
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3answers
13k views

How do I add IPv6 address into System32\drivers\etc\hosts?

There is already by default, and it works (Win 7): ::1 localhost This also works (testing with ping): ::1 hosta But when I'm trying to add something non-loopback, it ...
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4answers
3k views

Is NetBIOS really gone on Windows?

I posted a similar question on StackOverflow. Somebody suggested me to post similar question here and see if anybody can give me some insight. From MSDN, I was told that NetBIOS is no longer ...
0
votes
1answer
42 views

Check if main server resolving from file server

I have a main server and a file server, how can I verify the main server is resolving from the file server? Thanks extra info : Alright, so I have my main site just on a simple server, nothing big. ...
3
votes
2answers
760 views

git won't resolve my avahi hostname

I'm trying to do git remotes on my local network using avahi: git clone ssh://josh@west.local:test.git Git is complaining: ssh: Could not resolve hostname west.local:: Name or service not known ...
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vote
3answers
2k views

Win7 cannot connect to machines by name, but can connect by IP address

I have a home network with a DIR-655 router, 1 XP PRO desktop, 1 Win7 laptop. From the Win7 machine, I can ping the XP machine, and I can access shared folders if I use IP address, but I cannot use ...
0
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1answer
348 views

How can I make a Windows 2008 R2 machine have more than 1 hostname?

Have a small network of Windows XP machines set up where everyone's files are on a machine named M99. Recently, I've built a Windows 2008 R2 machine, and would like to move the files to it, ...
0
votes
1answer
727 views

Resolving on Dual-NIC with non-recursive DNS on internal side and recursive external DNS

Let's say I have an internal LAN (LANA) with AD/DHCP/DNS, isolated from the internet with no default gateway. Its DNS Server DNSA is thus non-recusive. A few of the servers also have a second NIC to a ...
2
votes
2answers
6k views

Change the order of DNS lookup when connected in the VPN

Using Windows 7 Pro here. I have my LAN network adapter with DNS server 8.8.8.8 (Google's DNS). I also have OpenVPN client to connect to my company's network. If I type "nslookup" while ...
1
vote
2answers
275 views

Configure DNS Zone to Forward for any non-existant hosts

Not sure if this is possible, but in my head, it sounds reasonable to be able to do. I'm just not sure how... We have our company domain on our internal DNS servers (company.com), but the domain is ...
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vote
2answers
224 views

What can I use to monitor which IP address w/name resolution is connected to each PID?

This would be for under Linux particularly. Is there a tool out there, or a script that I could use to monitor IP connections--with name resolution--and, see which process they're connected to? ...
1
vote
2answers
1k views

How to get the same result as modifying /etc/hosts file, without root access?

The question is simple: no root access, but need to point particular domain name to the specified IP address. What are the other ways to do the same thing as with adding the record to /etc/hosts ...
1
vote
3answers
2k views

PHP: gethostbyname() suddenly no longer resolves names to IPs when run in Apache

One of our older legacy servers which gets no further updates or reconfigurations suddenly stopped resolving hostnames to IPs when PHP is executed within Apache. However, it still works fine when ...
1
vote
2answers
483 views

Can I get simple name resolution on the local network without DNS, on a Mac?

I've got Mantis running on a Linux VM with a Win2k8 server host. I installed Samba with the following configuration: [global] workgroup = COMPANY netbios name = MANTIS security = share Now on all ...
1
vote
2answers
1k views

Force computer name to resolve to local IP on Windows Server 2008 Network?

Here's the scenario: 3 Windows Server 2008 machines, each connected to 2 networks: a public network open to the internet and also a private LAN netbios/ comp name local IP -------- ---------------- ...
2
votes
4answers
958 views

nslookup/dig differ from how a browser resolves a hostname

At my site, we just moved an important service, and made the appropriate DNS changes internally and externally to make it work. When you bring up the site in a browser, it works fine. (Works in ...
1
vote
2answers
1k views

Running a Windows domain from a non-windows DNS

Is that even possible? I would like to have pfsense triple up as DNS + DHCP + Firewall/router for my windows domain. The question is, is that even possible? I'm a developer not a sys admin so please ...
5
votes
4answers
2k views

Why must a linux server be rebooted to properly handle a change in resolv.conf?

I know this has to just be a lack of my understanding but here's the problem. We recently changed DNS servers from 192.168.1.1 to .2, so I went around to all 8 of my linux servers and changed ...
6
votes
5answers
4k views

Windows computer Name -> IP resolution on iphone?

We have iphones in our network and they can't resolve computer names. We want to access internal sites through internal names (http://server), however we can't. Is there any solution to this? Thank ...
2
votes
5answers
642 views

How to access a server by name when it is not a member of a domain

I've configured Samba and a LAMP server on a machine running Ubuntu 9.04 Desktop, and want to insure that other computers on our network can always access the samba and web services on that machine by ...
0
votes
5answers
155 views

How to have a webserver resolve urls in php files?

Instead of having the client resolve URLS, I want to let my webserver do that. So ideally, I could turn this: <a href="http://www.long-domain-name.com/"> into this: <a ...
1
vote
5answers
729 views

How do I set up a nameserver to process ALL DNS requests?

Is there any way I can set up a nameserver to process ALL DNS requests that come to my server and pass them on to backend servers regardless of whether I have a DNS entry for the target domain? For ...
4
votes
3answers
437 views

Question about non-authoritive DNS

I am trying to understand DNS and I have the following question: Are the terms secondary nameserver, non-authoritive nameserver and caching-only nameserver the same or are there differences? As I ...
3
votes
3answers
4k views

Cisco - NAT causes nslookup to return local IP

A little background: I have a server on my LAN that is statically NAT'd to its public IP in my Cisco 871. The rest of the same local subnet is statically NAT'd to a different Public IP, in order to ...
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8answers
12k views

OS X: Can't Resolve Windows Machine Names

I'm running a mixed environment at home and at work. My server machines are Win Vista, and I have a Unibody Macbook Pro running 10.5.7 On my mac, I can ping some home windows by name (If I use the ...
0
votes
2answers
2k views

How do I fix an “invalid” SMTP server issue?

Note: Domains and IPs obfuscated for security. We have an internal web application that sends e-mail reports out to various vendors. Our primary exchange server (domain name co.XXX.YY.ZZ) does not ...
2
votes
1answer
3k views

How to set up a BIND DNS server to respond a single IP address to any request on Windows?

I want to configure a BIND DNS server (since Windows Web Server 2008 does not have DNS service, I had to install BIND) that responds any request with a single A record. I had set up a * record but it ...