Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-04-04 Thread Samuel Weiler
I have read this document and have no objection to its publication. That said, I share Jinmei's concern that the recommendation against depending on reverse mapping is too weak in the context of the rest of the document. I'm in favor of much stronger language saying don't depend on reverse

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-04-04 Thread JINMEI Tatuya / 神明達哉
At Thu, 3 Apr 2008 22:34:29 -0400, Andrew Sullivan [EMAIL PROTECTED] wrote: or something else? In either case, does this mean we don't have to provide reverse mappings for addresses that are NOT referenced in a forward mapping? No. We added this text exactly to address your

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-04-04 Thread JINMEI Tatuya / 神明達哉
Hello, again, Thanks for the detailed response. I now understand what I was concerned about more clearly, and hopefully I can be clearer on that point this time. At Sun, 30 Mar 2008 11:42:34 -0400, Andrew Sullivan [EMAIL PROTECTED] wrote: As a meta (and most substantial) level, this version

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-04-03 Thread Andrew Sullivan
On Thu, Apr 03, 2008 at 07:25:53PM -0700, JINMEI Tatuya / 神明達哉 wrote: address. So, it's not in use within a range, and referenced in a forward mapping. Does this mean this address is not covered by the above sentence of Section 4.2? Right, it is not. or something else? In either case,

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-04-03 Thread JINMEI Tatuya / 神明達哉
Hello, Sorry for the long delay. I've been overwhelmed by some other things... At Sat, 29 Mar 2008 00:46:57 -0400, Brian Dickson [EMAIL PROTECTED] wrote: As a meta (and most substantial) level, this version still doesn't answer the fundamental question I asked a year ago: why *should* one

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-04-02 Thread Joe Abley
On 1 Apr 2008, at 16:36 , Andrew Sullivan wrote: On Tue, Apr 01, 2008 at 10:36:28AM -0400, Edward Lewis wrote: Multiple PTR records can be stored in a single PTR RRset. If a device at an IP address (v4 or v6) has multiple identities with domain names, it would be good to have a PTR for

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-04-01 Thread Edward Lewis
At 7:55 +1100 4/1/08, Mark Andrews wrote: Multiple PTR records scale worse than multiple A records. That sentence is hard to parse. I looked at the draft again and this thread. The issue is not clear. Yes, you can have multiple PTR records. Yes, there is a limit on how many records of

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-04-01 Thread Andrew Sullivan
Dear colleagues, On Tue, Apr 01, 2008 at 10:36:28AM -0400, Edward Lewis wrote: Multiple PTR records can be stored in a single PTR RRset. If a device at an IP address (v4 or v6) has multiple identities with domain names, it would be good to have a PTR for each. However, this is not

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-04-01 Thread Ted Lemon
On Apr 1, 2008, at 2:36 PM, Andrew Sullivan wrote: I'm inclined to add this text. I'd like additional expressions of support (or edits, or whatever) from the WG to confirm my inclination. I agree that it's worth mentioning. ___ DNSOP mailing list

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-03-30 Thread Andrew Sullivan
Hello, Thank you for your detailed comments. I have some additional questions and remarks below. On Fri, Mar 28, 2008 at 03:28:17PM -0700, JINMEI Tatuya / 神明達哉 wrote: As a meta (and most substantial) level, this version still doesn't answer the fundamental question I asked a year ago: why

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-03-30 Thread Andrew Sullivan
Hello, On Fri, Mar 28, 2008 at 03:47:29PM -0700, JINMEI Tatuya / 神明達哉 wrote: Starting from a given IPv4 address (possibly the result of a query for an A RR), the term existing reverse data means that a query for reversed-ip4-address.in-addr.arpa. type PTR results in a response

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-03-29 Thread Brian Dickson
Andrew Sullivan wrote: Dear colleagues, I received some time ago some comments off-list on the reverse-mapping considerations document. I attempted unsuccessfully to convince the reviewer to send his substantive comments to the WG list, but he did not feel comfortable with that. (He also

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-03-29 Thread bmanning
I'm going to ask this question here too.. are we talking about the DNS or are we talking about an applications use of data published in the DNS? i see this draft in the context of the historical DNS ... it is a mapping service, a name to an address AND an address to a name. the mapping

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-03-28 Thread JINMEI Tatuya / 神明達哉
At Fri, 14 Mar 2008 04:45:00 +0100, Peter Koch [EMAIL PROTECTED] wrote: in accordance with the roadmap posted the other day, this is to initiate a working group last call on Considerations for the use of DNS Reverse Mapping draft-ietf-dnsop-reverse-mapping-considerations-06.txt

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-03-28 Thread JINMEI Tatuya / 神明達哉
At Fri, 14 Mar 2008 04:45:00 +0100, Peter Koch [EMAIL PROTECTED] wrote: in accordance with the roadmap posted the other day, this is to initiate a working group last call on Considerations for the use of DNS Reverse Mapping draft-ietf-dnsop-reverse-mapping-considerations-06.txt

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-03-28 Thread JINMEI Tatuya / 神明達哉
At Fri, 28 Mar 2008 19:08:23 -0400 (EDT), Paul Wouters [EMAIL PROTECTED] wrote: I don't think this definition is 100% appropriate. Consider the case where a PTR RR is not provided for reversed-ip4-address.in-addr.arpa but some other type of RR (e.g. TXT) is. Then the response to the PTR

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-03-26 Thread Stephane Bortzmeyer
On Fri, Mar 14, 2008 at 04:45:00AM +0100, Peter Koch [EMAIL PROTECTED] wrote a message of 21 lines which said: a working group last call on Considerations for the use of DNS Reverse Mapping draft-ietf-dnsop-reverse-mapping-considerations-06.txt I've read and reviewed

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-03-14 Thread Dean Anderson
I oppose this document. I won't go into details since none of my objections have ever been addressed, other than to say We addressed your objection with a frivolous change or no change at all. Reposting the details seems an utter waste of time. If this document is eventually approved by the WG, I

Re: [DNSOP] WGLC: Considerations for the use of DNS Reverse Mapping

2008-03-13 Thread Brian Dickson
Peter Koch wrote: Dear WG, in accordance with the roadmap posted the other day, this is to initiate a working group last call on Considerations for the use of DNS Reverse Mapping draft-ietf-dnsop-reverse-mapping-considerations-06.txt ending Friday, 2008-04-04, 18:00 UTC. The