> On Aug 24, 2018, at 2:59 PM, Ted Lemon <mel...@fugue.com> wrote:
> 
> On Aug 24, 2018, at 2:43 PM, Tom Pusateri <pusat...@bangj.com 
> <mailto:pusat...@bangj.com>> wrote:
>> It seems odd to take the position that the authoritative server shouldn’t 
>> need to clean up stale entries because it assumes the client will do it for 
>> you. I can’t imagine you taking this position under any other scenario.
> 
> The issue here is that this is a pretty major change to the DNS.   If we 
> really want something this heavy, we should have a good reason for wanting 
> it.   That's all.
> 
> The idea that some unnamed DHCP server somewhere doesn't do the right thing 
> with cleaning up stale entries doesn't seem like a good enough reason, 
> particularly given that the DHCID record tags the thing as having been added 
> by the DHCP server, and considering that there are several open source 
> implementations that do automatically delete records when the lease expires.
> 
> I think it might make sense to just wait on this.  I agree that it's an 
> interesting idea for completeness, but we don't have enough operational 
> experience yet to know whether we have a problem worth solving.   With 
> respect to the DHCP use case, I'm certain we don't.
> 
> The good news is that if we do need this, you've done a design, and we also 
> have Paul's design to look at.   So if operational experience a few years 
> down the road shows us that we have a gap here, we can move on it pretty 
> easily. I just don't see any reason to rush into it.

Ok, great. Hopefully others have some use cases they can share. In the mean 
time, back to learning Rust…

Thanks,
Tom

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