Re: wildcards and n-send NAPTRs

On Jun 26, 2008, at 11:33 AM, Jim Reid wrote:

> On 26 Jun 2008, at 10:05, Roy Arends wrote:
>
>> As for prior art, there are many other examples where use of X and  
>> wildcards are not recommended. DNAME and wildcard domain names. SRV  
>> records and wildcard domain names.
>
> Roy, just because a few specialised RRtypes can't be used with  
> wildcards doesn't mean others should follow in that path. Just  
> because others are doing something bad/stupid/dangerous can't be an  
> excuse for the same behaviour. You wouldn't drink Coors Light (say)  
> simply because lots of other people drink that awful liquid, would  
> you? We both know why the semantics of DNAME and SRV (not forgetting  
> NS and SOA) make wildcarding these RRtypes more than inappropriate.  
> None of them have that property because of what's in their RDATA. I  
> am *very* uncomfortable that n-send's impact on wildcarding is  
> dependent on the record type's RATA and would have hoped you were too.
>
> Even so, I can live with Ray's change of "MUST" to "SHOULD" here.  
> It's still very ugly though.

Jim,

This is the typical dogma I see a lot: "I don't like Coors light,  
Harry doesn't like Coors light, Therefor, I don't want you, nor anyone  
else to drink Coors light."

I'd like us to break these dogma's, and come up with proper technical  
arguments.

Roy