Re: [SLUG] hostname resolution wackiness

From: Pete S. (linux@myraandpete.net)
Date: Sat Jul 10 2004 - 01:28:19 EDT


Chad Perrin wrote:

> ethan zimmerman wrote:
>
>> Here is the file you want to mess with
>> /etc/hosts
>>
>> you can read about it in the manual pages
>> man hosts
>>
>> Basically it's a bunch of lines that associate an IP address with some
>> sort of human-friendly name/alias. It has 3 parts
>> IP_address canonical_hostname aliases
>>
>
>
> That doesn't solve the problem of name resolution when DHCP assigns IP
> addresses dynamically, though. I'd have to edit the /etc/hosts file
> every time the lease ran out on the IP address. I'm looking for a way
> to "fix" the problem rather than "kludge" it and, since I don't know
> enough about the specifics of Linux networking services to know where
> the problem actually lies in the operations of the OS, I have come to
> this list for help with that. My criteria are basically this: I want
> it to be able to resolve hostnames to dynamic IP addresses without
> just doing an end-run around the problem (though jury-rigged solutions
> are endlessly fascinating, as well), which means I'll need something
> other than a cron job running a Perl script to rewrite the /etc/hosts
> file every few minutes.
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>
Set up one of your servers/PC's that is up 24/7 as an internal DNS
server/service.
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