Re: [DNSOP] Fwd: New Version Notification

2008-06-28 Thread Paul Vixie
note, i have removed the leading tab character from this author's paragraphs, since i find it very distracting. (a cautionary note to marka and bmanning.) [EMAIL PROTECTED] (Phil Regnauld) writes: Question: How do existing implementations react to the presence of a single, terminal dot ?

Re: [DNSOP] Fwd: New Version Notification

2008-06-28 Thread Brian Dickson
Paul Vixie wrote: [EMAIL PROTECTED] (Phil Regnauld) writes: Question: How do existing implementations react to the presence of a single, terminal dot ? What if an A record is published for '.' ? I know it probably won't happen. but I'm also curious to know, and I think the document should

Re: [DNSOP] Fwd: New Version Notification

2008-06-28 Thread Paul Vixie
[EMAIL PROTECTED] (Brian Dickson) writes: Are you certain? (And does RCODE 3 mean, as I understand it, NXDOMAIN?) i mean of course ANCOUNT=0 RCODE=0, thank you for your correction. Again, hypothetically, what values for such an A RR would cause benign behaviour? E.g. 127.0.0.1? Just

Re: [DNSOP] draft-jabley-dnsop-missing-mname-00

2008-06-28 Thread Phil Regnauld
(updated subject to reflect draft being discussed) Paul Vixie (vixie) writes: i think that if LOCALHOST. could be made to return A 127.0.0.1 and ::1 then we could use LOCALHOST. as a meaningless value for SOA.MNAME, I actually considered that option for a moment. but that would just be

Re: [DNSOP] I-D ACTION:draft-licanhuang-dnsop-distributeddns-04.txt

2008-06-28 Thread Dean Anderson
A number of the points you raise have already been addressed. The IPV6 Reverse resolution question has been discussed at length in DNSEXT previously. In fact, it was proposed to remove reverse resolution entirely from IPV6 for just the reason Dr. Huang notes. A 128 bit IPV6 address is 16 octets.

Re: [DNSOP] I-D ACTION:draft-licanhuang-dnsop-distributeddns-04.txt

2008-06-28 Thread Phil Regnauld
Dean Anderson (dean) writes: A number of the points you raise have already been addressed. Hi Dean, Where ? The IPV6 Reverse resolution question has been discussed at length in DNSEXT previously. In fact, it was proposed to remove reverse resolution entirely from IPV6 for

Re: [DNSOP] I-D ACTION:draft-licanhuang-dnsop-distributeddns-04.txt

2008-06-28 Thread 黄理灿
I have just kicked off the open source project VIRGO-DNS. I will lead my students and other colleagues to implement the draft. I got my Ph.d from 2003, and was senior research assocate in Cardiff University. The cache route information by applying Zipf's law will make average hops much less

Re: [DNSOP] Fwd: New Version Notification

2008-06-28 Thread Joe Abley
On 28 Jun 2008, at 11:29, Paul Vixie wrote: [EMAIL PROTECTED] (Phil Regnauld) writes: Question: How do existing implementations react to the presence of a single, terminal dot ? What if an A record is published for '.' ? I know it probably won't happen. but I'm also curious to know, and I

Re: [DNSOP] Fwd: New Version Notification

2008-06-28 Thread Paul Vixie
Is it not the case that ANCOUNT=0 RCODE=0 responses could be cached, whilst failures to send DNS UPDATE messages to root servers would not be cached? the data at hand tells me that lots of people don't cache, and those who do only cache positives. but in principle, yes, if the hosts who aren't

Re: [DNSOP] Fwd: New Version Notification

2008-06-28 Thread Brian Dickson
Paul Vixie wrote: Is it not the case that ANCOUNT=0 RCODE=0 responses could be cached, whilst failures to send DNS UPDATE messages to root servers would not be cached? the data at hand tells me that lots of people don't cache, and those who do only cache positives. but in principle, yes,