[mythtv-users] Static IP vs. DHCP

Carl Reynolds mythtv-users at hyperbole-software.com
Wed Dec 26 19:10:16 UTC 2007


Chad wrote:

>>Thanks for the response Chad. From what you're saying, I infer that to
>>use the server name, the DHCP server needs to be augmented by a robust
>>DNS server on the local network. When that is the case, MythTV should
>>work with the server name instead of a static IP, but to avoid people
>>running into problems setting up MythTV when their DHCP server is not
>>providing proper DNS services, it simplifies things to just tell people
>>to use a static IP.
>>
>>Did I understand that correctly?
>>
>>
>>
>>
>>Carl.
> 
> 
> Sounds about right.  The same holds true for most networks.  A single
> point of failure (a lone DNS server) would bring down the entire
> network if every device was configured using host names instead of an
> IP.  It eases simplicity (you plug in a friendly name instead of a
> cryptic IP) but gives you another thing to worry about.  By making
> your DNS, DHCP and Myth server "all-in-one" you kind of negate the
> potential of monitoring multiple hardware failures (service failures
> may still occur); meaning if your motherboard dies, you don't need a
> working Mythbackend, a working DHCP or a working DNS server (for
> Myth's purposes) since any one of these means failure all around
> anyway.  In a real world situation you typically don't have all those
> services on a single host, and DNS failure doesn't bring down your
> services (maybe your user's interaction with those services though)
> and they can keep right along working without DNS, all assuming you
> did use the IP of the systems instead of their DNS resolved names.
> 
> -Chad
> 
Thanks Chad,
I appreciate the extra details. You've given me enough that I can start
to understand the process and figure out some of the problems I run into
on my own.



Thanks again,
Carl.







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