From: ga rg <khurrum1@...>
Date: 2008-08-06T20:59:38+09:00
Subject: Re: Reverse DNS lookup?

Thank you very much. That works perfectly :). Any reason why 
getnamebyaddr didn't work because rubydocs seems to suggest that it 
should.


Heesob Park wrote:
> Hi,
> 
> 2008/8/6 ga rg <khurrum1@gmail.com>:
>> TwoOctets = "10.26"
>>
>>   append_to_file("unknown - #{current_ip} - #{mac_addr}")
>>     end
>>  end
>>
>> If I do `nslookup 10.26.6.12` then I get the correct reverse DNS so
>> that shows that my machine is seeing the dns server.
>>
>> I have tried Socket.gethostbyname, gethostbyaddr, but it doesn't work :
>> (
>>
>> Any guidance will be much appreciated. Thanks!
>>
> Try getaddrinfo like this:
> 
> s = Socket.getaddrinfo('10.26.6.12',nil)
> hostname = s[0][2]
> 
> 
> Regards,
> 
> Park Heesob

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