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Reverse DNS & VPN
https://forum.linode.com/viewtopic.php?f=19&t=4455
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Author:  jmt [ Tue Jul 28, 2009 7:14 pm ]
Post subject:  Reverse DNS & VPN

Hi. I've added a few A records to the DNS manager which point to IPs internal to my VPN. Is there a way to set reverse DNS internal to my network, say by running BIND? Thanks in advance.

Author:  spearson [ Tue Jul 28, 2009 7:42 pm ]
Post subject: 

https://www.linode.com/members/linode/rdns.cfm

Author:  jmt [ Tue Jul 28, 2009 8:09 pm ]
Post subject: 

Eh, that didn't help at all - try reading the question next time. I've already set up my A entries. I'd like to make it so that when I connect from one machine within my network to another, it will show a REVERSE entry. For example:

Code:
box1.domain.tld (5.0.0.1)
box2.domain.tld (5.0.0.2)

Let's say I'm running an IRC server on box2 - I connect a client from box1 - it will give the client an address in the format of
Code:
nick!ident@5.0.0.1
rather than
Code:
nick!ident@box1.domain.tld 
which is what I'm trying to accomplish.

Author:  Internat [ Tue Jul 28, 2009 9:20 pm ]
Post subject: 

I would say your going to need to run bind or something simular. You need to be able to create reverse pointer records for your internal dns/ip scheme. Which your going to need your own server to be authoritive on for the internal addresses..

Spearson was right regarding linodes rdns page, but unfortunately that only works with linode owned ip public addresses, not internal ones.

Author:  fukawi2 [ Tue Jul 28, 2009 10:21 pm ]
Post subject: 

Yes, you will need to run your own authorative DNS server for your internal address space, and set all your hosts to use that host as their DNS server.

jmt wrote:
Eh, that didn't help at all - try reading the question next time.

There's no need to be rude to someone who's trying to help you... For free... Even if they were off the mark.

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