Re: draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-28 Thread Brian E Carpenter
On 2007-06-27 20:26, Scott Leibrand wrote: Brian E Carpenter wrote: Scott, you say In a situation like this, I need to be able to resolve PTRs for hosts using my neighboring networks' ULA space Why do you need to do this? For all the same reasons I need to resolve PTRs of hosts on the

Re: [ppml] draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-28 Thread Brian E Carpenter
On 2007-06-27 13:54, Per Heldal wrote: On Tue, 2007-06-26 at 23:48 -0500, Stephen Sprunk wrote: If we want to issue address space to folks for private use, it needs to be out of the same block(s) that the RIRs use to allocate space for public use, because sooner or later those private networks

Re: [ppml] draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-28 Thread Per Heldal
On Thu, 2007-06-28 at 10:12 +0200, Brian E Carpenter wrote: On 2007-06-27 13:54, Per Heldal wrote: On Tue, 2007-06-26 at 23:48 -0500, Stephen Sprunk wrote: If we want to issue address space to folks for private use, it needs to be out of the same block(s) that the RIRs use to allocate

Actaully about PI [Re: [ppml] draft-ietf-ipv6-ula-central-02.txt use cases]

2007-06-28 Thread Brian E Carpenter
On 2007-06-28 10:46, Per Heldal wrote: On Thu, 2007-06-28 at 10:12 +0200, Brian E Carpenter wrote: On 2007-06-27 13:54, Per Heldal wrote: On Tue, 2007-06-26 at 23:48 -0500, Stephen Sprunk wrote: If we want to issue address space to folks for private use, it needs to be out of the same

Re: draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-27 Thread Jeroen Massar
Brian E Carpenter wrote: Scott, you say In a situation like this, I need to be able to resolve PTRs for hosts using my neighboring networks' ULA space Why do you need to do this? The need can be seen, but the big question is: why does one need it in the *global* root. If one is in a

Re: draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-27 Thread Scott Leibrand
Brian E Carpenter wrote: Scott, you say In a situation like this, I need to be able to resolve PTRs for hosts using my neighboring networks' ULA space Why do you need to do this? For all the same reasons I need to resolve PTRs of hosts on the Internet. I'm a network engineer, so my main

Re: [ppml] draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-27 Thread Paul Vixie
(headers trimmed) From: Scott Leibrand [EMAIL PROTECTED] Paul Vixie wrote: please re-think this in terms of connectivity realms, of which the DFZ is one, and the american automotive exchange is another, ..., and every ad-hoc wireless mesh is another. ... ... I'm not sure that we can

Re: [ppml] draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-27 Thread shamilton
I totally agree with Stephen and others than regardless of original intent 'private' PI routes will end up public, whether by intention down the road, by accident, or by hi-jacking. It strikes me that the way to address this is after the allocation process by means of routing authentication

Re: [ppml] draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-27 Thread Per Heldal
On Tue, 2007-06-26 at 23:48 -0500, Stephen Sprunk wrote: If we want to issue address space to folks for private use, it needs to be out of the same block(s) that the RIRs use to allocate space for public use, because sooner or later those private networks are going to end up being publicly

Re: draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-26 Thread Leo Vegoda
On 25 Jun 2007, at 10:39pm, Scott Leibrand wrote: Apparently people are still having a hard time visualizing use cases for ULA-C, so let me try again to lay one out: [...] In addition, I am likely to change ISPs over time, and I'm too small to qualify for PI space, It seems that if you

Re: draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-26 Thread Jeroen Massar
Leo Vegoda wrote: On 25 Jun 2007, at 10:39pm, Scott Leibrand wrote: Apparently people are still having a hard time visualizing use cases for ULA-C, so let me try again to lay one out: [...] In addition, I am likely to change ISPs over time, and I'm too small to qualify for PI space,

Re: draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-26 Thread Scott Leibrand
Paul Vixie wrote: Apparently people are still having a hard time visualizing use cases for ULA-C, so let me try again to lay one out: ... thanks. And thank you for your thoughtful and reasoned response. So, again, I see that ULA-C is a very simple solution to fill a very useful

Re: [ppml] draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-26 Thread Stephen Sprunk
Thus spake Scott Leibrand [EMAIL PROTECTED] which wouldn't be nec'y if both of these networks were in some new kind of PI space that was allocated out of a prefix designated by IANA for non-DFZ use. (i keep bringing the discussion back to that point because asking IANA to designate such a

Re: draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-25 Thread Scott Leibrand
Apparently people are still having a hard time visualizing use cases for ULA-C, so let me try again to lay one out: Let's say I build a somewhat ad-hoc wireless mesh network covering a residential area to provide Internet service. For my Internet connectivity, I get service from several

Re: draft-ietf-ipv6-ula-central-02.txt use cases

2007-06-25 Thread Paul Vixie
Apparently people are still having a hard time visualizing use cases for ULA-C, so let me try again to lay one out: ... thanks. So, again, I see that ULA-C is a very simple solution to fill a very useful function that cannot be filled by local ULAs alone (at least without adding additional