Re: [homenet] Dynamically computed metrics in IS-IS are difficult

2015-03-24 Thread Evan Hunt
On Tue, Mar 24, 2015 at 04:15:03PM -0500, Margaret Wasserman wrote: I don't think it is likely to be a lot of work, though, compared to the effort to standardize Babel which would include: [mostly things that involve an exhausting amount of talking, but do not require the invention of new

Re: [homenet] Mesh networks in the homenet

2015-03-24 Thread David Lamparter
On Tue, Mar 24, 2015 at 05:28:05PM -0500, Alexandru Petrescu wrote: Le 24/03/2015 17:19, David Lamparter a écrit : Before we lose this, let it be noted that we seemed to have arrived at no for an answer to whether we want to deal with non-transitive networks, *as part of this particular

[homenet] Mesh networks in the homenet

2015-03-24 Thread David Lamparter
Hi Homenet chairs list, Before we lose this, let it be noted that we seemed to have arrived at no for an answer to whether we want to deal with non-transitive networks, *as part of this particular routing protocol discussion*. If I'm misrepresenting the outcome from today's meeting, someone

Re: [homenet] Mesh networks in the homenet

2015-03-24 Thread Alexandru Petrescu
Le 24/03/2015 17:19, David Lamparter a écrit : Hi Homenet chairs list, Before we lose this, let it be noted that we seemed to have arrived at no for an answer to whether we want to deal with non-transitive networks, *as part of this particular routing protocol discussion*. If I'm

Re: [homenet] Dynamically computed metrics in IS-IS are difficult

2015-03-24 Thread Markus Stenberg
On 24.3.2015, at 16.15, Margaret Wasserman margaret...@gmail.com wrote: I understand that this is a complex feature that would require quite a bit of work to get right. There would also be work involved in standardizing the IS-IS autoconf and IS-IS source-specific routing extensions. In

Re: [homenet] Dynamically computed metrics in IS-IS are difficult

2015-03-24 Thread Juliusz Chroboczek
At todays meeting, the claim was made (at least twice) that adding dynamically computed metrics to IS-IS is just a feature. I strongly disagree with this assessment -- it's an open research problem, and a difficult one at that. I don't think it is likely to be a lot of work, though, As far

[homenet] Babel works well on wired links too

2015-03-24 Thread Juliusz Chroboczek
Next item on my list of incorrect claims having been made this morning -- lend me your ears. Somebody mentioned at the mic that some mesh routing protocols do not work well on ordinary wired links. While this statement is vague enough to be correct, the implication that this applies to Babel is

Re: [homenet] DNCP Distrust operation

2015-03-24 Thread Markus Stenberg
On 24.3.2015, at 10.08, David Lamparter equi...@diac24.net wrote: the DNCP draft contains 4 variants of bootstrap ceremonies, but the only thing I can find about distrust is that Configured Distrust exists as a state. Can you detail how that works? (And possibly add that detail to the

Re: [homenet] renumbering issues, etc, in homenet

2015-03-24 Thread Dave Taht
On Tue, Mar 24, 2015 at 2:31 PM, Lorenzo Colitti lore...@google.com wrote: On Tue, Mar 24, 2015 at 4:02 PM, Dave Taht dave.t...@gmail.com wrote: My basic request was basically that everyone on homenet dogfood what exists (hnetd, babel) to see all the real problems renumbering induces on their

[homenet] Babel specification quality [was: Dynamically computed metrics...]

2015-03-24 Thread Juliusz Chroboczek
Evan, If there were a solid specification I'm a little confused about that. I have put a lot of care into RFC 6126, and I've tried to make it as clear as possible. Looking at it with four years' hindsight, there's little in it that I would write differently today. It would be extremely

Re: [homenet] Orchestration of renumbering

2015-03-24 Thread Brian E Carpenter
On 25/03/2015 08:47, JF Tremblay wrote: On Mar 24, 2015, at 2:00 PM, Brian E Carpenter brian.e.carpen...@gmail.com wrote: [...] Make-before-break renumbering (a.k.a. planned renumbering) is preferable but we can't rely on it. (I also try to never forget Fred Baker's observation that

Re: [homenet] Mesh networks in the homenet

2015-03-24 Thread Juliusz Chroboczek
Before we lose this, let it be noted that we seemed to have arrived at no for an answer to whether we want to deal with non-transitive networks, *as part of this particular routing protocol discussion*. This is what the protocol comparison draft has to say on the subject: We believe that

[homenet] actual requirements for standardization of an ietf protocol?

2015-03-24 Thread Dave Taht
I saw this message go by today: http://www.ietf.org/mail-archive/web/homenet/current/msg05073.html where the author stated: If there were a solid specification and second implementation of babel, babel would win on the basis of functionality. A) As for the first, babel is pretty fully

Re: [homenet] Babel specification quality [was: Dynamically computed metrics...]

2015-03-24 Thread Evan Hunt
On Wed, Mar 25, 2015 at 01:19:05AM +0100, Juliusz Chroboczek wrote: It would be extremely helpful if you could take the time to explain to me what it is exactly that you found confusing in RFC 6126. My apologies for lack of clarity: I was not speaking for myself, but reflecting the statements

Re: [homenet] About multiple CPEs in front-end-naming-delegation

2015-03-24 Thread Mark Andrews
In message CADZyTkkyqTu5D2-Fxke33XUns4uOSV7zbsW=9unwrbv1gzk...@mail.gmail.com, Daniel Mig ault writes: Hi Juliusz, From the discussion this morning, this is my understanding how how multiple should be handled: DNS architecture does not allow one secondary with multiple primaries. This

[homenet] About multiple CPEs in front-end-naming-delegation

2015-03-24 Thread Juliusz Chroboczek
Hi, I made the following comment at today's meeting. A comment I made earlier about the naming delegation draft is that it makes the following assumptions: - there is just one CPE; - the hidden master is co-located with the CPE. It was difficult to follow remotely, but I believe that two

Re: [homenet] About multiple CPEs in front-end-naming-delegation

2015-03-24 Thread Daniel Migault
Hi Juliusz, From the discussion this morning, this is my understanding how how multiple should be handled: DNS architecture does not allow one secondary with multiple primaries. This means that if multiple CPE are used for a given DNS(SEC) Homenet Zone, each of them must have their own set of

Re: [homenet] Orchestration of renumbering

2015-03-24 Thread JF Tremblay
On Mar 24, 2015, at 2:00 PM, Brian E Carpenter brian.e.carpen...@gmail.com wrote: [...] Make-before-break renumbering (a.k.a. planned renumbering) is preferable but we can't rely on it. (I also try to never forget Fred Baker's observation that there is no such thing as renumbering: there

[homenet] Orchestration of renumbering

2015-03-24 Thread Brian E Carpenter
As I said at the microphone today, I think that the explanations of how the prefix-assignment and naming proposals will handle renumbering are convincing. I also agree that there is no real distinction between renumbering and a change of ISP (as far as prefixes and addresses are concerned, of

Re: [homenet] Orchestration of renumbering

2015-03-24 Thread Markus Stenberg
On 24.3.2015, at 14.00, Brian E Carpenter brian.e.carpen...@gmail.com wrote: 1. Warn users that renumbering is planned/has started. (because long-living sessions will be affected, even in make-before-break) I am not sure this is really useful - ‘red alert, ISP is about to renumber!’?

[homenet] Dynamically computed metrics in IS-IS are difficult

2015-03-24 Thread Juliusz Chroboczek
Dear all, At todays meeting, the claim was made (at least twice) that adding dynamically computed metrics to IS-IS is just a feature. I strongly disagree with this assessment -- it's an open research problem, and a difficult one at that. Any interesting metric (packet loss, delay, etc.) will

[homenet] renumbering issues, etc, in homenet

2015-03-24 Thread Dave Taht
Dear Brian: I have unsubscribed from the homenet mailing list. In fact, all ietf mailing lists. I realize, like multiple spy agencies, and the mafia, that the only way to truly leave the ietf is feet first, but for the next 6 months. I would rather get some coding done, because in my world, it is

Re: [homenet] Dynamically computed metrics in IS-IS are difficult

2015-03-24 Thread Margaret Wasserman
Juliusz, I understand that this is a complex feature that would require quite a bit of work to get right. There would also be work involved in standardizing the IS-IS autoconf and IS-IS source-specific routing extensions. In addition, we might want/need to standardize a mechanism for