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Internal Domain
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Author:  thoward [ Thu Jan 28, 2010 6:17 pm ]
Post subject:  Internal Domain

Hi,

This may be a stupid question but I was wondering whether its possible to set up a sub-domain to only be visable between my linodes? I've set up private Ips, but the only way I could think of doing this is to set up a record in the /etc/hosts file.

Any help is appriciated!

Author:  jeremiah [ Thu Jan 28, 2010 6:28 pm ]
Post subject: 

If you put the domain name in /etc/hosts on both machines, it should work like a charm. :)

Author:  hybinet [ Thu Jan 28, 2010 6:28 pm ]
Post subject: 

Alternatively, you could add an A record in the DNS, pointing the subdomain to an internal IP address (192.168.x.x). The records would be publicly visible, though.

Author:  thoward [ Thu Jan 28, 2010 6:45 pm ]
Post subject: 

Yea I thought of the DNS record, but wasn't too sure about it being publicly available. What I might just do is set it up as an external domain then (attempt) to lock the server down to only accept internal connections.

Author:  MrRx7 [ Wed Feb 03, 2010 5:31 pm ]
Post subject: 

thoward wrote:
Yea I thought of the DNS record, but wasn't too sure about it being publicly available. What I might just do is set it up as an external domain then (attempt) to lock the server down to only accept internal connections.


From a security standpoint you should be blocking all traffic on the internal lan anyways..

but if you just want a internal domain just use hosts files, would be more secure than using dns.

Author:  mnordhoff [ Wed Feb 03, 2010 5:39 pm ]
Post subject: 

Security (that is, actual, real security) does not break down if someone knows your IP address. Putting your private IP in the public DNS isn't a problem; anyone could port scan the private network anyway.

Edit: Does not! Does not break down. Oops.

Author:  kbrantley [ Wed Feb 03, 2010 7:14 pm ]
Post subject: 

http://www.bind9.net/manual/bind/9.3.2/ ... #id2549203

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