Ray Bellis <r...@bellis.me.uk> 于2021年4月16日周五 下午4:19写道：
> > > On 14/04/2021 10:19, Stephane Bortzmeyer wrote: > > > Regarding dnsop work, the same report suggests to modify RFC 5625 "DNS > > Proxy Implementation Guidelines" to replace the MAY in section 6.3 by > > a MUST. I think that the reason there is currently a MAY is not > > because RFC 5625 finds invalid compression pointers acceptable but > > simply because some proxies may not perform a full parsing of the RR > > in the sections. > > Yes, that was pretty much it. > > Many DNS proxies / ALGs don't inspect the packet contents at all, so a > stronger generic requirement was not feasible. > > depends on use case ? enterprise dns proxies may inspect, but home gateway proxies may not. (The suggested SERVFAIL response is wrong, I think. It should've been > FORMERR) > > Ray > > _______________________________________________ > DNSOP mailing list > DNSOP@ietf.org > https://www.ietf.org/mailman/listinfo/dnsop >
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