Rob Janssen writes:
> Harlan Stenn wrote:
>> Miroslav Lichvar writes:
>>> On Thu, Nov 06, 2014 at 06:08:32AM -0500, Jared Mauch wrote:
>>>> One thing I will highlight here is we have ips in both v4 and v6
>>>> pools that are anycast and there may not be a good way for something
>>>> to realize 4 ips may just be 2 hosts with the same reference.
>>> So the problem is that a client could be unknowingly using the same
>>> server twice, which would effectively give it two votes in the source
>>> selection? Can this happen with addresses from one DNS reply or only
>>> over time when some sources are replaced?
>> We probably want to take another look at what a "refid" means as for as
>> loop detection goes.
> 
> I don't expect loops to be a problem.

If a pool server has a machine with both an IPv4 and an IPv6 reference,
what's to stop that server from being selected twice, once for each IP?

Or am I missing something?

H
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