Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Alan Barrett
On Thu, 09 Jul 2009, Livingood, Jason wrote: I submitted this draft, which you can find at http://tools.ietf.org/html/draft-livingood-dns-redirect-00, before the =??00 cutoff on Monday, and it will be discussed in the DNSOP WG meeting at IETF 75 (it is listed on the agenda). I think that this

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Livingood, Jason
On 7/14/09 8:58 AM, Suzanne Woolf wo...@isc.org wrote: In this case, we're talking about resolvers replacing authoritative server data with their own. Actually, I thought the case was resolvers providing an alternate response, where NO authoritative data exists. ?? To the draft

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Ray . Bellis
Actually, I thought the case was resolvers providing an alternate response, where NO authoritative data exists. ?? An NXDOMAIN response is still authoritative data. Ray -- Ray Bellis, MA(Oxon) MIET Senior Researcher in Advanced Projects, Nominet e: r...@nominet.org.uk, t: +44 1865 332211

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Tony Finch
On Mon, 13 Jul 2009, Andrew Sullivan wrote: Section 7.5 seems to suggest that there are cases where it is acceptable to intercept DNS queries and redirect them silently. These cases are typified as being reasonable, justifiable, c. The problem with any of this sort of thing is that it is

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Suzanne Woolf
On Mon, Jul 13, 2009 at 09:55:42AM -0400, Livingood, Jason wrote: On the topic of lying resolvers though, that seems a bit strong IMHO. But perhaps I have missed a strong MUST statement (per RFC 2119) in a relevant RFC that you could refer me to? It's always seemed to me that it was implicit

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Suzanne Woolf
On Tue, Jul 14, 2009 at 09:15:24AM -0400, Livingood, Jason wrote: On 7/14/09 8:58 AM, Suzanne Woolf wo...@isc.org wrote: In this case, we're talking about resolvers replacing authoritative server data with their own. Actually, I thought the case was resolvers providing an alternate

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Paul Hoffman
At 9:15 AM -0400 7/14/09, Livingood, Jason wrote: On 7/14/09 8:58 AM, Suzanne Woolf wo...@isc.org wrote: In this case, we're talking about resolvers replacing authoritative server data with their own. Actually, I thought the case was resolvers providing an alternate response, where NO

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Andrew Sullivan
On Tue, Jul 14, 2009 at 02:25:33PM +0100, Tony Finch wrote: Captive portals come to mind, e.g. to authenticate to a wireless access point, or to quarantine a customer's virus-infested computer. There are in fact ways to do that without mucking with DNS answers. Some portals do such things, and

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Stephane Bortzmeyer
On Sat, Jul 11, 2009 at 04:59:38PM -0700, Paul Hoffman paul.hoff...@vpnc.org wrote a message of 8 lines which said: Having said that, the publication of a document such as this (with more input from the community) as a Informational RFC could indeed help the Internet. I doubt it. IMHO,

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Stephane Bortzmeyer
On Mon, Jul 13, 2009 at 03:27:56PM +0100, ray.bel...@nominet.org.uk ray.bel...@nominet.org.uk wrote a message of 51 lines which said: At least when you do it on your recursive servers you're only affecting your own customers, who in most cases can vote with their wallets when they don't

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Stephane Bortzmeyer
On Mon, Jul 13, 2009 at 04:29:49PM -0400, Andrew Sullivan a...@shinkuro.com wrote a message of 33 lines which said: It is a fact that people are doingthese DNS tricks, and we will not be saved from them by refusing totalk about them any more than we were saved from the stupidestpossible NAT

[DNSOP] Comments on draft-livingood-dns-redirect-00

2009-07-14 Thread SM
Hello, When I first read draft-livingood-dns-redirect-00, my first thought was about how would it be received if the author was from some country in the Far East. In September 2008, the IETF published BCP 140 about preventing use of recursive nameservers in reflector attacks. The

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread k claffy
On Mon, Jul 13, 2009 at 09:20:12PM -0400, Livingood, Jason wrote: Great and detailed feedback on our first draft, Andrew. I'll take a reply in detail, point-by-point, when I start working on -01 with my co-authors and contributors. Thanks Jason jason andrew pretty much covered it

Re: [DNSOP] Comments on draft-livingood-dns-redirect-00

2009-07-14 Thread Mark Andrews
In message 6.2.5.6.2.20090714124754.030b6...@elandnews.com, SM writes: In Section 8.4, it is mentioned that the owner of example.com may request that the ISP or DNS ASP not perform DNS Redirect for the example.com domain. It will be a lot of work to contact all the ISPs, if that is even

Re: [DNSOP] Review of draft-livingood-dns-redirect-00

2009-07-14 Thread Paul Wouters
On Mon, 13 Jul 2009, Paul Hoffman wrote: I think you need to widen that caveat: anything that isn't a web browser should not use a DNS server that misbehaves as described in this draft. I think you need to widen that caveat: anything should not use a DNS server that misbehaves as described in

Re: [DNSOP] Comments on draft-livingood-dns-redirect-00

2009-07-14 Thread Livingood, Jason
Thanks for your detailed review. We¹ll reply when we start to work on the ­01 update. Regards Jason On 7/14/09 7:21 PM, SM s...@resistor.net wrote: Hello, When I first read draft-livingood-dns-redirect-00, my first thought was about how would it be received if the author was from some