Re: Public shaming list for ISPs announcing other ISPs IP space bymistake

2008-08-14 Thread David Conrad
On Aug 14, 2008, at 11:13 AM, <[EMAIL PROTECTED]> <[EMAIL PROTECTED] > wrote: ARIN holds the top of that authority and delegation hierarchy because they give out the ASnums and IP address blocks. And here I thought IANA handed out ASnums and IP address blocks to ARIN (and RIPE and LACNIC and

Re: Public shaming list for ISPs announcing other ISPs IP space by mistake

2008-08-14 Thread David Conrad
On Aug 14, 2008, at 9:47 AM, brett watson wrote: We're lacking the authority and delegation model that DNS has, I think? If one were to ignore layer 9 politics, it could be argued the authority/delegation models between DNS and address space are quite analogous. DNS: IANA maintains "."

Re: route policy (Re: Public shaming list for ISPs announcing other ISPs IP space by mistake)

2008-08-14 Thread David Conrad
Hi, On Aug 14, 2008, at 6:38 AM, Brandon Butterworth wrote: http://blog.wired.com/27bstroke6/2008/08/experts-accuse.html "The Internet Assigned Numbers Authority -- which coordinates the internet -- has been prototyping a system to sign the root-zone file for the last year, but they can't do th

Re: IPv6 FAQ

2008-08-08 Thread David Conrad
On Aug 8, 2008, at 3:53 PM, Deepak Jain wrote: According to: http://www.netbsd.org/docs/network/ipv6/ The fine folks at NetBSD really need to update their IPv6 FAQ. That stuff looks like the IPv6 marketing spiel from 1997 or so that has long ago been proven ... 'optimistic'. Rather than

Re: Exploit for DNS Cache Poisoning - RELEASED

2008-07-25 Thread David Conrad
Valdis, On Jul 24, 2008, at 6:05 PM, [EMAIL PROTECTED] wrote: On Thu, 24 Jul 2008 17:43:10 PDT, David Conrad said: On Jul 24, 2008, at 4:24 PM, Tomas L. Byrnes wrote: The problem is, once the ICANNt root is self-signed, the hope of ever revoking that dysfunctional mess as authority is gone

Re: Exploit for DNS Cache Poisoning - RELEASED

2008-07-24 Thread David Conrad
On Jul 24, 2008, at 4:24 PM, Tomas L. Byrnes wrote: The problem is, once the ICANNt root is self-signed, the hope of ever revoking that dysfunctional mess as authority is gone. Sorry, I don't follow -- sounds like FUD to me. Care to explain this? As far as I'm aware, as long as the KSK isn't

Re: Exploit for DNS Cache Poisoning - RELEASED

2008-07-23 Thread David Conrad
Hi, On Jul 23, 2008, at 3:51 PM, Robert D. Scott wrote: Actually you are not missing anything. It is a brute force attack. I haven't looked at the exploit code, but the vulnerability Kaminsky found is a bit more than a brute force attack. As has been pointed out in various venues, it takes

Re: Multiple DNS implementations vulnerable to cache poisoning

2008-07-10 Thread David Conrad
On Jul 10, 2008, at 2:59 AM, Joao Damas wrote: PS: I would also want a copy of, or a secure method to access, the public part of the keys you use to sign those ccTLDs so I can place them in ISC's DLV registry IANA's 'interim trust anchor repository' will be publicly accessible (of course).

Re: Multiple DNS implementations vulnerable to cache poisoning

2008-07-10 Thread David Conrad
On Jul 9, 2008, at 8:27 PM, Martin Hannigan wrote: If there is sufficient interest, we could do a bar bof to describe some of the tools IANA has... I think Sandy Murphy or other Sparta folks have presented some of the work they've done on this... Perhaps finding one/some of them and having a

Re: Multiple DNS implementations vulnerable to cache poisoning

2008-07-10 Thread David Conrad
55 PM, Christopher Morrow wrote: On Wed, Jul 9, 2008 at 7:28 PM, David Conrad <[EMAIL PROTECTED]> wrote: On Jul 9, 2008, at 4:17 PM, Randy Bush wrote: aside from just getting some cctlds signed, i will be interested in the tools, usability, work flow, ... i.e. what is it like for a poor inn

Re: Multiple DNS implementations vulnerable to cache poisoning

2008-07-09 Thread David Conrad
On Jul 9, 2008, at 4:17 PM, Randy Bush wrote: aside from just getting some cctlds signed, i will be interested in the tools, usability, work flow, ... i.e. what is it like for a poor innocent cctld which wants to sign their zone? If there is sufficient interest, we could do a bar bof to desc

Re: Multiple DNS implementations vulnerable to cache poisoning

2008-07-09 Thread David Conrad
Love to. We can also put your trust anchors in the prototype ITAR (see the first part of https://par.icann.org/files/paris/IANAReportKim_24Jun08.pdf) . Regards, -drc On Jul 9, 2008, at 2:52 PM, Randy Bush wrote: There are 4 ccTLDs (se, bg, pr, br) that are signed. wanna crawl in a corner

Re: Multiple DNS implementations vulnerable to cache poisoning

2008-07-09 Thread David Conrad
On Jul 9, 2008, at 10:39 AM, <[EMAIL PROTECTED]> <[EMAIL PROTECTED] > wrote: Pressure your local ICANN officers? Mmph. https://ns.iana.org/dnssec/status.html (it's out of ICANN's hands) Huh!? ... It sounds like ICANN has the matter well in hand to me given that it is only responsible for the

Re: Multiple DNS implementations vulnerable to cache poisoning

2008-07-09 Thread David Conrad
On Jul 9, 2008, at 9:05 AM, Christopher Morrow wrote: Understanding that immediate DNSSEC deployment is not a realistic expectation..." I wonder what NANOG folk can do about the second part of that quote... get the root zone signed, get com/net/org/ccTLD's signed.. oh wait, There are 4 ccTLD

TLDs and file extensions (Re: DNS and potential energy)

2008-07-01 Thread David Conrad
On Jun 30, 2008, at 10:43 PM, James Hess wrote: Sure, nefarious use of say .local could cause a few problems but this is I'd be more concerned about nefarious use of a TLD like ".DLL", ".EXE", ".TXT" Or other domains that look like filenames. Like .INFO, .PL, .SH, and, of course, .COM?

Re: ICANN opens up Pandora's Box of new TLDs

2008-06-30 Thread David Conrad
On Jun 30, 2008, at 1:53 AM, Phil Regnauld wrote: But considering the amount of flag waving and "Caution: Wet Floor" signs ICANN placed when it rolled out something has harmless as the IDN tests in the root, I'm surprised that they haven't thought about all the non

Re: ICANN opens up Pandora's Box of new TLDs

2008-06-30 Thread David Conrad
On Jun 30, 2008, at 12:36 AM, Matthew Petach wrote: If my company pays for and registers a new TLD, let's call it "smtp" for grins, and I create an A record for "smtp." in my top level zone file, how will users outside my company resolve and reach that address? I suspect the assumption is that

Re: ICANN opens up Pandora's Box of new TLDs

2008-06-28 Thread David Conrad
On Jun 28, 2008, at 4:19 AM, Raoul Bhatia [IPAX] wrote: Tony Finch wrote: On Thu, 26 Jun 2008, Jeroen Massar wrote: thinking of all the nice security issues which come along (home, mycomputer and .exe etc anyone ? :) .exe has the same security properties as .com not exactly, as a lot of u

Re: what problem are we solving? (was Re: ICANN opens up Pandora's Box of new TLDs)

2008-06-28 Thread David Conrad
On Jun 27, 2008, at 8:59 PM, WWWhatsup wrote: David Conrad wrote: With that said, personally, I agree that more attention should be spent on the welfare of the registrants. Unfortunately, given I work for ICANN, my providing comments in the RAA public consultation along those lines would be a

Re: what problem are we solving? (was Re: ICANN opens up Pandora's Box of new TLDs)

2008-06-28 Thread David Conrad
On Jun 27, 2008, at 6:11 PM, Jean-François Mezei wrote: But my uneducated opinion is that this current project appears to let the .TLD loose and this will result in top level domains being meaningless, without any trust. Given the complexity of the new gTLD process, I think it safe to say tha

Re: what problem are we solving? (was Re: ICANN opens up Pandora's Box of new TLDs)

2008-06-27 Thread David Conrad
On Jun 27, 2008, at 3:30 PM, Bill Nash wrote: On Jun 27, 2008, at 10:57 AM, Bill Nash wrote: Out of curiosity, what are the problems you feel ICANN should be spending its time on? For starters, has Verisign ever been sanctioned by ICANN for it's business practices, You mean like Sitefinder

Re: ICANN opens up Pandora's Box of new TLDs

2008-06-27 Thread David Conrad
On Jun 27, 2008, at 1:32 PM, Roger Marquis wrote: Phil Regnauld wrote: As business models go, it's a fine example of how to build demand without really servicing the community. Of all the ways new tlds could have been implemented this has to be the most poorly thought out. Oh, no. There

Re: what problem are we solving? (was Re: ICANN opens up Pandora's Box of new TLDs)

2008-06-27 Thread David Conrad
On Jun 27, 2008, at 2:02 PM, Scott Francis wrote: what little assurance we have that e.g. bankofamerica.com is the legitimate (or should I say, _a_ legitimate) site for the financial institution of the same name becomes less certain when we have e.g. bank.of.america, www.bankofamerica.bank, www.b

Re: what problem are we solving? (was Re: ICANN opens up Pandora's Box of new TLDs)

2008-06-27 Thread David Conrad
On Jun 27, 2008, at 12:23 PM, Scott Francis wrote: If we can't even guarantee reliability with the small handful of TLDs currently in use, when we start introducing arbitrary new ones to anybody that can pay, I'm concerned that it's going to make user support even more of a headache I might sug

Re: what problem are we solving? (was Re: ICANN opens up Pandora's Box of new TLDs)

2008-06-27 Thread David Conrad
On Jun 27, 2008, at 11:58 AM, Phil Regnauld wrote: The process ensures that too few new TLDs will be created for it being a threat to VeriSign This remains to be seen, at least from my perspective. I have no idea how many TLDs are going to make it through the gauntlet or even

Re: what problem are we solving? (was Re: ICANN opens up Pandora's Box of new TLDs)

2008-06-27 Thread David Conrad
On Jun 27, 2008, at 10:57 AM, Bill Nash wrote: I'd rather see ICANN spend time on current problems instead of making new ones. Out of curiosity, what are the problems you feel ICANN should be spending its time on? Regards, -drc

Re: ICANN opens up Pandora's Box of new TLDs

2008-06-27 Thread David Conrad
Hi, On Jun 27, 2008, at 5:22 AM, Alexander Harrowell wrote: Well, at least the new TLDs will promote DNS-based cruft filtration. You can already safely ignore anything with a .name, .biz, .info, .tv suffix, to name just the worst. Does this actually work? The vast majority of spam I recei

Re: what problem are we solving? (was Re: ICANN opens up Pandora's Box of new TLDs)

2008-06-27 Thread David Conrad
On Jun 27, 2008, at 10:24 AM, Scott Francis wrote: more to the point ... what problem is ICANN trying to solve with this proposal? ... perhaps somebody with more insight can explain the rationale to me (DRC?) - is there a purpose served here aside from corporate/legal interests? I suspect one's

Re: ICANN opens up Pandora's Box of new TLDs

2008-06-26 Thread David Conrad
On Jun 26, 2008, at 9:01 PM, Jean-François Mezei wrote: Does anyone know how if the new gTLD system will still give some "veto" power to some people over some domain names that are morally objectable to some people ? See pages 17 - 20 of https://par.icann.org/files/paris/gTLDUpdateParis-23

Re: ICANN opens up Pandora's Box of new TLDs

2008-06-26 Thread David Conrad
On Jun 26, 2008, at 8:12 PM, Jim Popovitch wrote: Is there any "full disclosure" clause in ICANN member contracts such that gifts from, or stock in, a Registrar would be declared? Not sure who an "ICANN member" would be. ICANN as a California 501c(3) has to publish all it's financial details

Re: ICANN opens up Pandora's Box of new TLDs

2008-06-26 Thread David Conrad
On Jun 26, 2008, at 1:34 PM, Ken Simpson wrote: How will ICANN be allocating these? https://par.icann.org/files/paris/GNSO-gTLD-Update-Paris22jun08.pdf Regards, -drc

Re: Types of packet modifications allowed for networks

2008-06-02 Thread David Conrad
Only the end-to-end principle... Perhaps not relevant, but between any two consenting nodes, there can be severe mangling of headers as long as what comes out the other side looks pretty much the same as what went in. CSLIP is an example of this. Regards, -drc

Re: [NANOG] FUS for IP space fragmentation (Re: fair warning: less than 1000 days left to IPv4 exhaustion)

2008-05-09 Thread David Conrad
Hi, On May 9, 2008, at 9:02 PM, Edward B. DREGER wrote: > Talk of IPv6 space hoarding and fragmentation. Ughh. Perhaps we can > avoid repeating IPv4 mistakes with IPv6. Would be nice, but alas, it seems we're doomed to repeat most past mistakes. > Let each allocation be long > enough to cont

Re: [NANOG] fair warning: less than 1000 days left to IPv4

2008-05-04 Thread David Conrad
On May 4, 2008, at 11:37 AM, Tomas L. Byrnes wrote: > The artifact of MIT and others > having /8s while the entire Indian subcontinent scrapes for /29s, can > hardly be considered optimal or right. While perhaps intended as hyperbole, this sort of statement annoys me as it demonstrates an ignora

Re: [NANOG] fair warning: less than 1000 days left to IPv4 exhaustion

2008-05-04 Thread David Conrad
On May 3, 2008, at 8:37 PM, Joel Jaeggli wrote: > William Warren wrote: >> That also doesn't take into account how many /8's are being hoarded >> by >> organizations that don't need even 25% of that space. > which one's would those be? While I wouldn't call it hoarding, can any single (non-ISP)

Re: [NANOG] fair warning: less than 1000 days left to IPv4 exhaustion

2008-05-02 Thread David Conrad
> Has anyone ever figured out how to make multi-homing of customers who > only have a /64 assigned to them work? Same way you make multi-homing of customers who only have a IPv4 /32 assigned to them work, i.e., not well. > Maybe the world really will end, and it's all due to IPv6! Internet doo

Re: [Nanog] ATT VP: Internet to hit capacity by 2010

2008-04-20 Thread David Conrad
Not to defend AT&T or the statement regarding capacity, but... On Apr 20, 2008, at 4:16 AM, Jorge Amodio wrote: > The article is full of gaffes, just to mention one "Internet exists, > thanks > to the infrastructure provided by a group of mostly private > companies". I suspect this was refere

"2M today, 10M with no change in technology"? An informal survey.

2007-08-25 Thread David Conrad
Hi, In another mailing list, someone has asserted that "noone believes router vendors who say [they can support 2M routes today and 10M with no change in technology]". Or perhaps more accurately, the router vendors claiming this are being a bit disingenuous in that while it is possible

Re: large organization nameservers sending icmp packets to dns servers.

2007-08-08 Thread David Conrad
On Aug 8, 2007, at 8:59 AM, Jamie Bowden wrote: How is answering a query on TCP/53 any MORE dangerous than answering it on UDP/53? Really. I'd like to know how one of these security nitwits justifies it. It's the SAME piece of software answering the query either way. How many bytes of s

Re: large organization nameservers sending icmp packets to dns servers.

2007-08-07 Thread David Conrad
Hi, On Aug 7, 2007, at 1:33 PM, Donald Stahl wrote: Can someone, anyone, please explain to me why blocking TCP 53 is considered such a security enhancement? It's a token gesture and does nothing to really help improve security. It does, however, cause problems. It has been argued that it

Re: The Choice: IPv4 Exhaustion or Transition to IPv6

2007-06-29 Thread David Conrad
Christian, On Jun 29, 2007, at 10:13 AM, Christian Kuhtz wrote: If you want to emulate IPv4 Given IPv6 is IPv4 with 96 more bits (or, if you prefer 16 more bits from the ISP perspective), why would you assume there is a choice? and destroy the DFZ, I'm not sure what "destroy the DFZ" m

Re: why same names, was Re: NANOG 40 agenda posted

2007-05-29 Thread David Conrad
Ed, On May 29, 2007, at 12:11 PM, Edward Lewis wrote: If you want to read Dilbert on-line and I tell you that it is available at a certain URL, would you rather I give you "http:// www.dilbert.com" or that I send you "if you use IPv4 then http:// www.dilbert.com" else if you use IPv6 then ht

Re: why same names, was Re: NANOG 40 agenda posted

2007-05-29 Thread David Conrad
Ed, On May 29, 2007, at 9:22 AM, Edward Lewis wrote: First - "the way you ask for names" is not different at the application level, it is different in the "layer" in which you find where to shoot packets. Right. The problem is, the methodology by which you shoot packets may or may not w

Re: IPv6 Advertisements

2007-05-29 Thread David Conrad
Should've clarified: this was in the context of IPv4... To be honest, I'm not sure what the appropriate equivalent would be in IPv6 (/128 or /64? Arguments can be made for both I suppose). Rgds, -drc On May 29, 2007, at 9:34 AM, David Conrad wrote: On May 29, 2007, at 8:23

Re: IPv6 Advertisements

2007-05-29 Thread David Conrad
On May 29, 2007, at 8:23 AM, Donald Stahl wrote: vixie had a fun discussion about anycast and dns... something about him being sad/sorry about making everyone have to carry a /24 for f-root everywhere. Whether it's a /24 for f-root or a /20 doesn't really make a difference- it's a routing ta

Re: NANOG 40 agenda posted

2007-05-29 Thread David Conrad
Jordi, On May 29, 2007, at 6:50 AM, JORDI PALET MARTINEZ wrote: This is useless. Users need to use the same name for both IPv4 and IPv6, Why? The IETF chose to create a new protocol instead of extending the old protocol. Even the way you ask for names is different (A vs. ). Why sho

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