Re: [dns-wg] v6 ns/glue naming bcp

[Patrik Fältström <]

How many old clients and servers do _NOT_ handle a 1400 byte packet?

When was the last time you saw one?

(The pix blocks it in some configuration modes I can add before you all 
say _T_H_E__P_I_X_...)

   paf

On 5 sep 2003, at 19.49, Peter Koch wrote:

> Jim Reid said:
>
> > century? This seems to be storing up trouble for the future and could
> > make it awkward to get reasonable amounts of IPv6 glue deployed. How
> > feasible would it be to mandate or recommend that IPv6-aware DNS
> > clients use EDNS0 to get bigger payloads and complete glue RRsets?
> that might be useful but will not solve the problem.
>
> > Could we just say "use EDNS0" and be done with it?
> Legacy, i.e. EDNS-unaware, clients will continue to use the 512 byte 
> limit,
> so the servers - unless they call for more load - should be 
> conservative
> and the zone administrators should be as well.
>
> Related to this, IPv6 already has an impact on server load. On our 
> system
> we already see large amounts of AAAA and A6 type queries (each roughly 
> 85%
> of the type A count), so I'd really favor a conservative approach.
>
> -Peter