Re: the O(N^2) problem

2008-04-14 Thread Edward B. DREGER
Stardate Mon, 14 Apr 2008, Suresh Ramasubramanian's log: SR From: Suresh Ramasubramanian SR Looks like what various people in the industry call a reputation SR system I started responding; Suresh's reply came as I was doing so, and put it very succinctly. Reputation system, but inter-network.

Re: the O(N^2) problem

2008-04-14 Thread Edward B. DREGER
I received an off-list request: Could you clarify what precisely you are trying to secure? I fear that perhaps I am still too vague. When one accepts an email[*], one wishes for some sort of _a priori_ information regarding message trustworthiness. DKIM can vouch for message authenticity, but

RE: Problems sending mail to yahoo?

2008-04-13 Thread Edward B. DREGER
FBi Date: Sat, 12 Apr 2008 15:42:29 -0500 FBi From: Frank Bulk - iNAME FBi Sounds like the obvious thing to tell customers complaining about FBi their e-mail not getting to Yahoo! is to tell them that Yahoo! FBi doesn't want it. Obviously. That's when the client asked if their servers (perhaps

the O(N^2) problem

2008-04-13 Thread Edward B. DREGER
Bottom line first: We need OOB metadata (trust/distrust) information exchange that scales better than the current O(N^2) nonsense, yet is not PKI. And now, the details... which ended up longer reading than I intended. My apologies. As Mark Twain said, I didn't have time to write a short

trust networks (Re: Problems sending mail to yahoo?)

2008-04-13 Thread Edward B. DREGER
AC Date: Mon, 14 Apr 2008 10:18:40 +0800 AC From: Adrian Chadd AC There already has been a paradigm shift. University students AC (college for you 'merkins) use facebook, myspace (less now, AC thankfully!) and IMs as their primary online communication method. IOW: Must establish trust OOB

Re: Problems sending mail to yahoo?

2008-04-13 Thread Edward B. DREGER
SL Date: Mon, 14 Apr 2008 14:47:12 +1200 (NZST) SL From: Simon Lyall SL The question is what tool are people going to use to talk to people, SL government bodies and companies that they are not friends with? SL Even if the person you want to contact is on IM it is likely they SL will block

Re: Problems sending mail to yahoo?

2008-04-11 Thread Edward B. DREGER
JA Date: Fri, 11 Apr 2008 10:22:11 -0400 JA From: Joe Abley JA To return to the topic at hand, you may already have outsourced the JA coordination of your boycott to Yahoo!, too! They're already not JA accepting your mail. There's no need to stop sending it! :-) Except for queue management. I

Re: Problems sending mail to yahoo?

2008-04-10 Thread Edward B. DREGER
BS Date: Thu, 10 Apr 2008 13:30:06 -0400 (EDT) BS From: Barry Shein BS Is it just us or are there general problems with sending email to BS yahoo in the past few weeks? Our queues to them are backed up though BS they drain slowly. [ snip details ] BS Just wondering if this was a widespread

Re: Problems sending mail to yahoo?

2008-04-10 Thread Edward B. DREGER
FWIW: I've been tempted to implement sort of a reverse blacklisting. If an (MX|provider) trips a 4xx threshold, have the local MTA s/4/5/ on emails to the problem (MX|domain). If it trips a 5xx threshold, including upgraded 4xx responses, simply refuse delivery altogether at the local end.

Re: Problems sending mail to yahoo?

2008-04-10 Thread Edward B. DREGER
HY Date: Thu, 10 Apr 2008 16:17:08 -0400 HY From: Henry Yen HY Naaah. I hear that Microsoft is going to buy Yahoo!, so this HY problem will go away once Yahoo! mail gets folded into Microsoft HY hotmail, whereupon things will get soo much better! Maybe all the 42x responses are an attempt

Re: Security gain from NAT (was: Re: Cool IPv6 Stuff)

2007-06-04 Thread Edward B. DREGER
JS Date: Mon, 04 Jun 2007 12:20:38 -0700 JS From: Jim Shankland JS If what you meant to say is that NAT provides no security benefits JS that can't also be provided by other means, then I completely What Owen said is that [t]here's no security gain from not having real IPs on machines. That is

Re: Security gain from NAT

2007-06-04 Thread Edward B. DREGER
DI Date: Mon, 04 Jun 2007 15:22:11 -0400 DI From: Dave Israel DI So you make end devices unaddressable by normal means, and while it DI shouldn't give them more security, it turns out it does. No matter DI how much it shouldn't, and how much we wish it didn't, it does. Hey, this so-called

Re: NOC Personel Question (Possibly OT)

2007-03-16 Thread Edward B. DREGER
GE Date: Thu, 15 Mar 2007 16:49:20 -0500 (CDT) GE From: Gadi Evron [ tongue perhaps only slightly in cheek ] GE Some things the NOC used to help us with quite lot, that were not GE directly related to their obvious job description: GE GE 1. Reboots (as specified earlier). GE 2. Getting files

Re: The Chicken or the Egg.

2007-03-15 Thread Edward B. DREGER
la Date: Tue, 13 Mar 2007 13:03:17 -0400 la From: list account la In my limited experience ARIN seems to not want to work with the la small operator. Half a dozen years back, I'd have agreed and then some. For the past few years, I'd beg to differ. Judging by the rest of your message, I

Re: problem with BGP or I am an Idiot

2006-11-17 Thread Edward B. DREGER
SW Date: Fri, 17 Nov 2006 15:56:53 + SW From: Stephen Wilcox SW you can override it (on cisco) with allow-own-as s/allow-own-as/allowas-in/ Eddy -- Everquick Internet - http://www.everquick.net/ A division of Brotsman Dreger, Inc. - http://www.brotsman.com/ Bandwidth, consulting,

Re: Sitefinder II, the sequel...

2006-07-14 Thread Edward B. DREGER
BS Date: Thu, 13 Jul 2006 14:35:10 -0400 BS From: Barry Shein BS Sarcasm aside isn't the right answer, for starters, software BS interfaces for kids? Are you proposing Bob.NET? Eddy -- Everquick Internet - http://www.everquick.net/ A division of Brotsman Dreger, Inc. -

Web typo-correction (Re: Sitefinder II, the sequel...)

2006-07-14 Thread Edward B. DREGER
(Note that I've not examined OpenDNS's offering, so I'm _not_ pretending to comment on what they do.) Let's quit looking at overly-simplistic correction mechanisms. Do spell checkers force autocorrection with only a single choice per misspelled word? Return an A RR that points correction

Re: Web typo-correction (Re: Sitefinder II, the sequel...)

2006-07-14 Thread Edward B. DREGER
SS Date: Fri, 14 Jul 2006 13:38:31 -0500 SS From: Stephen Sprunk SS Ever used Word or Outlook? They annoyingly fix words as you type without SS offering multiple choices or even alerting the user that they're doing it. Yes. One of the first features that I shut off. SS OpenDNS's typo-fixing

Re: Sitefinder II, the sequel...

2006-07-12 Thread Edward B. DREGER
SMB Date: Mon, 10 Jul 2006 23:40:02 -0400 SMB From: Steven M. Bellovin [ snipping points to which I'm not responding ] SMB The third is that not all the world is a web site. Indeed, different apps have different requirements. SRV-ish granularity would be useful. Eddy -- Everquick Internet

[OT] Re: Who wants to be in charge of the Internet today?

2006-06-23 Thread Edward B. DREGER
RB Date: Fri, 23 Jun 2006 11:33:43 -0400 RB From: Robert Boyle RB Now THAT is impressive compression! I don't know what your former company RB did, but they should focus on selling that compression technology. ;) Irrational numbers can be described in finite space, yet extend indefinitely with

Re: key change for TCP-MD5

2006-06-19 Thread Edward B. DREGER
IvB Date: Mon, 19 Jun 2006 15:40:50 +0200 IvB From: Iljitsch van Beijnum IvB And is NANOG now officially an IETF working group...? More interaction between IETF and NANOG is good. Kudos to SMB for trying to inspire more of it. Eddy -- Everquick Internet - http://www.everquick.net/ A division

RE: Interesting new spam technique - getting a lot more popular.

2006-06-13 Thread Edward B. DREGER
JvO Date: Tue, 13 Jun 2006 21:35:14 -0700 JvO From: John van Oppen JvO It sure seems like this is a good demo of the best practice of JvO having customers on their own VLANs with their own subnets. We JvO have been doing this since we started offering colo services, is We actually go so far

Re: Interesting new spam technique - getting a lot more popular.

2006-06-13 Thread Edward B. DREGER
CLM Date: Wed, 14 Jun 2006 04:46:31 + (GMT) CLM From: Christopher L. Morrow CLM is it really that hard to make your foudry/extreme/cisco l3 switch vlan CLM and subnet??? Of course not. CLM Is this a education thing or a laziness thing? Both. Eddy -- Everquick Internet -

Re: IP failover/migration question.

2006-06-11 Thread Edward B. DREGER
RB Date: Sun, 11 Jun 2006 17:02:14 -1000 RB From: Randy Bush RB persistent tcp connections from clients would not fare well unless RB you actually did the hacks to migrate the sessions, i.e. tcp serial RB numbers and all the rest of the tcp state. hard to do. Actually, the TCP goo isn't too

Re: IP failover/migration question.

2006-06-11 Thread Edward B. DREGER
Date: Sun, 11 Jun 2006 19:34:12 -0700 (PDT) From: [EMAIL PROTECTED] [A] somewhat cleaner way to do this would be to advertize a less specific route from the DR location covering the more specific route of the primary location. If the primary route is withdrawn, voila .. traffic starts

Re: IP failover/migration question.

2006-06-11 Thread Edward B. DREGER
AW Date: Sun, 11 Jun 2006 20:55:42 -0700 AW From: Andrew Warfield AW I'd love a multi-ISP solution. I just assumed that anything involving AW more than a single upstream AS across the two links would leave me AW having to consider BGP convergence instead of just IGP reconfig. I AW didn't

Re: private ip addresses from ISP

2006-05-24 Thread Edward B. DREGER
Date: Wed, 24 May 2006 15:26:15 -0400 From: Valdis.Kletnieks d: A fish (not a fish anything, just a random posting not related to anything on topic) And this one will invariably start a trout/salmon/swordfish/octopus debate. ...at which point someone interjects that an octopus is a

Re: private ip addresses from ISP

2006-05-23 Thread Edward B. DREGER
RAS Date: Tue, 23 May 2006 03:33:34 -0400 RAS From: Richard A Steenbergen RAS If you're receiving RFC1918 sourced packets #include flamewars/urpf.h #include flamewars/pmtud.h Eddy -- Everquick Internet - http://www.everquick.net/ A division of Brotsman Dreger, Inc. - http://www.brotsman.com/

Re: How to tell if something is anycasted?

2006-05-16 Thread Edward B. DREGER
DH Date: Tue, 16 May 2006 18:05:10 -0400 DH From: David Hubbard DH So I'm looking at a company who offers anycasted DNS; DH how do I tell if it's really anycasted? Just hop on DH different route servers to see if I can find different DH AS paths and then do traceroutes to see if they suggest DH

Re: Geo location to IP mapping

2006-05-15 Thread Edward B. DREGER
AC Date: Mon, 15 May 2006 09:35:47 -0700 AC From: Ashe Canvar AC Can any of you please recommend some IP-to-geo mapping database / web AC service ? AC AC I would like to get resolution down to city if possible. Many people would. Don't hope for much better than country granularity -- and even

Re: Geo location to IP mapping

2006-05-15 Thread Edward B. DREGER
RP Date: Mon, 15 May 2006 21:05:35 +0100 RP From: Roland Perry RP I just tried that, says I'm 100 miles south of where I really am. That's RP quite a long way out in a small country like England. me too Home cable returned haven't got a clue. I tried a couple other netblocks that returned

network triangulation (Re: Geo location to IP mapping)

2006-05-15 Thread Edward B. DREGER
Date: Mon, 15 May 2006 17:24:48 -0400 From: [EMAIL PROTECTED] The NSA was granted a patent for an IP geo-location technology based on triangulation using latency measures. It could probably be foiled by this patented technology: http://www.tinyurl.com/ebu6t which is equally

Re: Geo location to IP mapping

2006-05-15 Thread Edward B. DREGER
AH Date: Mon, 15 May 2006 23:24:13 +0100 AH From: Alexander Harrowell AH [W]hen the path is [...] it won't be quite that clear. Exactly. It's a bit different than triangulating cell towers based on signal strength. Since when does the NSA patent things, anyhow? I'd think they would keep

Re: Anycast applicable to Radius Server Farm ?

2006-05-07 Thread Edward B. DREGER
JS Date: Mon, 8 May 2006 12:07:13 +0800 (CST) JS From: Joe Shen JS Could it be possible to implement IPv4 Anycast architecture for JS radius server farm? Yes. JS Could it be any problem with AAA procedure? UDP is anycast-friendly. Your biggest problems are likely to be authentication

Re: data center space

2006-04-25 Thread Edward B. DREGER
Date: Tue, 25 Apr 2006 10:17:51 +0100 From: [EMAIL PROTECTED] You have to take a balanced approach to continuity planning. Otherwise, you risk going bankrupt long before there is any big catastrophe. risk analysis Also, I would say that expecting a terror act to knock out a 65 square

RE: data center space

2006-04-25 Thread Edward B. DREGER
LD Date: Tue, 25 Apr 2006 09:43:51 +1000 LD From: Lincoln Dale LD I suggest you talk to some of the folks you work with that have to LD deal with synchronous replication. LD LD In the world of storage networking synchronous I/O, typically LD anything higher than 1 msec round-trip latency is

Re: Open Letter to D-Link about their NTP vandalism

2006-04-14 Thread Edward B. DREGER
SS Date: Thu, 13 Apr 2006 22:22:11 -0700 SS From: Steve Sobol Apologies in advance for the OT post... SS Well I just saw your .sig... Can't give any credit to your statement. SS SS Your choice. I don't see any sense in arguing the point further, as you SS probably won't change your mind.

Re: Spam filtering bcps [was Re: Open Letter to D-Link about their NTP vandalism]

2006-04-12 Thread Edward B. DREGER
ST Date: Wed, 12 Apr 2006 10:16:53 -0700 (PDT) ST From: Steve Thomas ST RFC 2821? ST ST ...the protocol requires that a server accept responsibility ST for either delivering a message or properly reporting the ST failure to do so. How does one properly report delivery failure to a

SMTP: run-to-completion, backscatter, et cetera (Re: Spam filtering bcps ...)

2006-04-12 Thread Edward B. DREGER
ST Date: Wed, 12 Apr 2006 18:56:44 -0700 (PDT) ST From: Steve Thomas ST If you accept the message, you can presumably deliver it. In this Possibly. However, insufficient storage is not the only cause of 4xx status. ST day and age, anyone accepting mail for a domain without first ST checking

well-known NTP? (Re: Open Letter to D-Link about their NTP vandalism)

2006-04-11 Thread Edward B. DREGER
Date: Tue, 11 Apr 2006 16:30:11 -0400 From: Valdis.Kletnieks I suppose pointing out that the Internet works because providers *cooperate* and *agree on protocols* would be pointless To a certain [limited] extent, anyway, as countless NANOG-L threads prove time and again. Of course,

Re: well-known NTP?

2006-04-11 Thread Edward B. DREGER
LL Date: Wed, 12 Apr 2006 01:10:09 +0200 LL From: Lars-Johan Liman LL [I just happened to see this, browsing at high speed, so please LL forgive me, if I'm out of context.] I was primarily referring to taking the load away from DIX. :-) However, as long as you raise a few points... LL If you

Re: Open Letter to D-Link about their NTP vandalism

2006-04-11 Thread Edward B. DREGER
BD Date: Tue, 11 Apr 2006 23:47:11 -0400 BD From: Brian Dickson BD As to the liability issue, it is easy enough to envision that BD someone, somewhere, is relying on time results from NTP for a BD life-or-death application, like a medical device, and is innocently BD an impacted third party in

Re: ATT: 15 Mbps Internet connections irrelevant

2006-04-01 Thread Edward B. DREGER
JL Date: Sat, 1 Apr 2006 14:02:13 -0500 (EST) JL From: Jon Lewis JL Maybe they meant that the typical end-user windows IP stack has small enough JL TCP windows that when you take into account typical latency across the JL internet, those users just can't utilize their high bandwidth links due to

RE: ATT: 15 Mbps Internet connections irrelevant

2006-04-01 Thread Edward B. DREGER
FB Date: Sat, 1 Apr 2006 13:26:51 -0600 FB From: Frank Bulk FB The majority of U.S.-based IP TV deployments are not using MPEG-4, in fact, FB you would be hard-pressed to find an MPEG-4 capable STB working with FB middleware. *nod* Again, I don't see how ATT can claim DSL is fast enough in one

Re: ATT: 15 Mbps Internet connections irrelevant

2006-03-31 Thread Edward B. DREGER
Google for: telecommunications bill 2006 Eddy -- Everquick Internet - http://www.everquick.net/ A division of Brotsman Dreger, Inc. - http://www.brotsman.com/ Bandwidth, consulting, e-commerce, hosting, and network building Phone: +1 785 865 5885 Lawrence and [inter]national Phone: +1 316 794

Re: shim6 @ NANOG

2006-03-07 Thread Edward B. DREGER
JC Date: Tue, 7 Mar 2006 13:38:50 -0500 JC From: John Curran JC Does anyone have statistics for the present prefix mobility experiment JC in the US with phone number portability? It would be interesting to JC know what percent of personal and business numbers are now routed JC permanently

searching for BGP table donors

2006-03-05 Thread Edward B. DREGER
Greetings all, The fuss over shim6, routing table size, and long-prefix PI space has intrigued me. I've started analyzing some [simulated] FIBs and believe I may have found something interesting. In the name of statistical sampling, I'd like to analyze some other [simulated] FIBs from

Re: absense of multicast deployment

2006-03-03 Thread Edward B. DREGER
JA Date: Fri, 3 Mar 2006 15:42:25 -0500 JA From: Joe Abley JA If there's such a compelling need for native multicast, why has it JA seen such limited deployment, and why is it available to such a tiny JA proportion of the Internet? One could ask the same of long-prefix PI availability and

Re: shim6 @ NANOG

2006-03-03 Thread Edward B. DREGER
SS Date: Fri, 3 Mar 2006 20:05:36 -0600 SS From: Stephen Sprunk SS Unfortunately, that involves change from the status quo, and thus SS altruistic action. SS SS Only when self-interest and altruism are coincident is the latter SS consistently achieved. Witness BCP38, spam/worm cleanup,

Re: the need for shim6

2006-03-02 Thread Edward B. DREGER
Sorry to respond to my own post. I omitted a key point: Note that a calling card doesn't even really approximate source routing. It's more of an anycasted proxy. Eddy -- Everquick Internet - http://www.everquick.net/ A division of Brotsman Dreger, Inc. - http://www.brotsman.com/ Bandwidth,

Re: shim6 @ NANOG (forwarded note from John Payne)

2006-03-02 Thread Edward B. DREGER
Date: Thu, 2 Mar 2006 10:07:33 + From: [EMAIL PROTECTED] [ snip ] Is there something inherently wrong with independent organizations deciding where to send their packets? 1. Many a transit seems to think so. 2. Is there an inherent need? 3. Is this DPA+sourceroute cocktail the best

the need for shim6

2006-03-01 Thread Edward B. DREGER
I hesitate to make an analogy, lest the analogy wars begin... Sometimes I am forced to use a telephone. I periodically get dead air or a fast busy. Sadly, my phone skills are rusted. Can someone please tell me how I select the switches and trunks through which my call is routed? Thanks.

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-16 Thread Edward B. DREGER
JP Date: Thu, 16 Feb 2006 12:05:35 -0500 JP From: John Payne JP Are most of the multihomers REALLY a one router shop (implied by your JP renumbering is easy comment) - although shim6 could help there I guess. Dual-homed leaves, particularly those who [would] use DSL and cable? Yes. And it

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-16 Thread Edward B. DREGER
JA Date: Thu, 16 Feb 2006 12:44:27 -0500 JA From: Joe Abley JA Personally, if I was going to multi-home, I would far prefer that my various JA transit providers don't cooperate at all, and have sets of peers and/or JA upstream transit providers that are as different as possible from each JA

ignore the word radical

2006-02-16 Thread Edward B. DREGER
Let's look at this a little more carefully. Pretend for a moment that you operate a network U. Pretend that someone else operates a network E. Pretend that you share a downstream customer C. So far, so good. C has several different locations, none of which are directly interconnected.

Re: ignore the word radical

2006-02-16 Thread Edward B. DREGER
JAK Date: Thu, 16 Feb 2006 13:02:14 -0800 (PST) JAK From: John A. Kilpatrick JAK As long as you can find a customer who wants to be dual-homed and doesn't JAK care about PI then great. But most folks who bother to be dual-homed My primary focus has been on the SOHO users who rarely have more

shim6 rides again (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
Funny that shim6 is being mentioned. The corresponding open mic session at 35 showed how gathering people for 20 minutes of complaining can effectively replace long, protracted email threads. There was even unicast chatter about trying to coordinate NOGs with engineering. Per, I'd like to

a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
MA Date: Wed, 15 Feb 2006 16:31:56 +0100 (CET) MA From: Mikael Abrahamsson MA The current routing model doesn't scale. I don't want to sit 5 years from MA now needing a router that'll handle 8 million routes to get me through the MA next 5 years of route growth. MA MA PI space for multihoming

Re: shim6 rides again (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
RB Date: Wed, 15 Feb 2006 11:26:47 -0600 RB From: Randy Bush RB and what was the effect in the ietf? zippo. Exactly. I'm claiming that the meeting was a more effective vehicle than a mailing list for the group of people involved -- NANOGers. I'm also suggesting that, by extension,

a truly radical proposal

2006-02-15 Thread Edward B. DREGER
Consider: RIRs refuse to grant ASNs to dual-homed leaves. Transit providers _must_ cooperate with each other. Hopefully they coalesce joint ASNs and space responsibly before sending such merrily along to the global table. Voici, non-portable ASNs and minimum height to ride requirements

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
PJ Date: Wed, 15 Feb 2006 19:02:11 + (GMT) PJ From: Paul Jakma PJ Of course not. Let SBC and Cox obtain a _joint_ ASN and _joint_ address PJ space. Each provider announces the aggregate co-op space via the joint PJ ASN as a downstream. PJ PJ This is unworkable obviously: Think next

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
CM Date: Wed, 15 Feb 2006 14:37:44 -0500 CM From: Chip Mefford CM ED Of course not. Let SBC and Cox obtain a _joint_ ASN and _joint_ CM ED address space. Each provider announces the aggregate co-op space CM ED via the joint ASN as a downstream. CM CM This makes a lot of sense. BTW, Paul,

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
CA Date: Wed, 15 Feb 2006 14:04:24 -0600 CA From: Chris Adams CA There's a difference: computers (routers) handle the O(N^2) routing CA problem, while people would have to handle the O(N^2) cooperative AS CA problem. 0.1 ^ 2 5000 One must also consider the scalar coefficient. CA We are a

Re: shim6 rides again (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
PH Date: Wed, 15 Feb 2006 21:14:03 +0100 PH From: Per Heldal PH ...quite the opposite of what I ment to say. Most nanog'ers work in PH engineering. The problem is a lack of ops-people turning these PH xOG-groups ito xEG-groups instead. Ah. That makes much more sense. :-) PH PS! I prefer

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
AO Date: Wed, 15 Feb 2006 21:41:53 +0100 AO From: Andre Oppermann AO Err, the problem is not the number of AS numbers (other than having to AO move to 32bit ones). The 'problem' is the number of prefixes in the It's both. AO routing system. The control plane scales rather well and directly

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
PJ Date: Wed, 15 Feb 2006 20:46:33 + (GMT) PJ From: Paul Jakma PJ Well you don't need to assign an ASN for Cox and SBC to announce a shared PJ prefix for a start off. Technically true, but administratively not feasible. Coordinating private ASNs would be similar to coordining RFC1918

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
AO Date: Wed, 15 Feb 2006 22:18:04 +0100 AO From: Andre Oppermann AO So what? The newer 7200s have got NPE-G1's or soon NPE-G2's in them. AO Comes with 1G RAM default. It's not that your 7 year old NPE-150 can AO still participate in todays DFZ, is it? We're not going to explode It'll be

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
AO Date: Wed, 15 Feb 2006 22:20:21 +0100 AO From: Andre Oppermann AO $realworld always wins. Translation: Shift as much cost as you can to as many other entities as you can. $realworld says that is short-sighted. If selfishly saving $x increases the overall economy's cost by $10x, it

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
CA Date: Wed, 15 Feb 2006 14:04:24 -0600 CA From: Chris Adams CA Only one of our multihoming customers has a connection to someone we CA already have a connection with, so there's no path between our network CA and the rest. I overlooked something: You lack connections at the IP layer. Do you

RE: a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
MK Date: Wed, 15 Feb 2006 15:35:27 -0800 MK From: Matthew Kaufman MK So this is a good proposal if I*(I-1)/2 C where MK C = number of ASNs issued to dual-homed customers MK I = number of ASNs issued to Transit Providers said customers might select MK from MK MK (Note that it is bigger than

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
PJ Date: Wed, 15 Feb 2006 23:41:15 + (GMT) PJ From: Paul Jakma PJ aside: text below seems to reply to me specifically, but for some strange PJ reason you decided to strip my address from your reply. That portion did, but the rest of my message did not. VZW's 1xRTT service was getting

Re: a radical proposal (Re: protocols that don't meet the need...)

2006-02-15 Thread Edward B. DREGER
JAK Date: Wed, 15 Feb 2006 18:51:16 -0800 (PST) JAK From: John A. Kilpatrick JAK Maybe I missed it, but is there something in your solution that keeps JAK dual-homed leaves from having to renumber when changing ISPs? In your Note: I'm approaching this from a something to do today IPv4

keeping the routing table in check: step 1

2006-02-15 Thread Edward B. DREGER
Hopefully this thread will be quick and less convoluted. Rather than simply alluding to one prefix per ASN, I'd like to detail an allocation scheme that works toward that. Find the largest contiguous block. Split in half. Round to appropriate boundary. Assign. Space at the end of the

RE: keeping the routing table in check: step 1

2006-02-15 Thread Edward B. DREGER
SM Date: Wed, 15 Feb 2006 23:05:20 -0500 SM From: Scott Morris SM I guess my question is, what's the point of asking this question now? IPv6 is still fairly green-field. Future IPv4 allocations will be made, too. Eddy -- Everquick Internet - http://www.everquick.net/ A division of Brotsman

Re: Modelling a large ISP network with C-BGP

2006-02-02 Thread Edward B. DREGER
AH Date: Thu, 02 Feb 2006 13:01:27 -0500 AH From: Alain Hebert AH I'm I alone to find this a bit spammy? Quite possibly. I for one may well be able to cross off some things from my need to finish writing list. Less work? Open-source tools? (LGPL, but _c'est la vie_, I suppose.) Far more

Re: is this like a peering war somehow?

2006-01-20 Thread Edward B. DREGER
DG Date: Fri, 20 Jan 2006 00:49:12 -0500 DG From: Daniel Golding DG The RBOCs need to get over this - they are floundering around to try and DG find a way to recoup network costs. This is one front. IMS is another. I It's not just RBOCs. Approximately five years back I approached a cableco

Re: Two Tiered Internet

2005-12-14 Thread Edward B. Dreger
JM Date: Wed, 14 Dec 2005 20:45:09 -0500 JM From: Jeff McAdams JM And, at that, only after extracting regulatory concessions at both the JM state and federal levels basically giving them their monopoly back to JM give them incentive to half-*ssed roll out that DSL that is, itself, a JM mere

Re: SMTP store and forward requires DSN for integrity (was Re:Clueless anti-virus )

2005-12-10 Thread Edward B. Dreger
MS Date: Sat, 10 Dec 2005 22:54:24 +1100 MS From: Matthew Sullivan MS RFC 2821 states explicitly that once the receiving server has issued a 250 MS Ok to the end-of-data command, the receiving server has accepted MS responsibility for either delivering the message or notifying the sender MS

Re: SMTP store and forward requires DSN for integrity (was Re:Clueless anti-virus )

2005-12-10 Thread Edward B. Dreger
DO Date: Fri, 9 Dec 2005 15:08:49 -0800 DO From: Douglas Otis DO This is a third-party acting in good faith, albeit performing a check better DO done within the session. In your view, there is less concern about delivery DO integrity, and so related DSNs should be tossed. Being done within the

Re: Clueless anti-virus products/vendors (was Re: Sober)

2005-12-07 Thread Edward B. Dreger
DO Date: Tue, 6 Dec 2005 16:26:16 -0800 DO From: Douglas Otis DO I know of no cases where a malware related DSN would be generated by our Good. DO products, nevertheless, DSNs are not Unsolicited Bulk Email. Huh? I get NDRs for mail that I sent. I do not want those NDRs. I did not

Re: Clueless anti-virus products/vendors (was Re: Sober)

2005-12-07 Thread Edward B. Dreger
DO Date: Wed, 7 Dec 2005 14:15:00 -0800 DO From: Douglas Otis DO Perhaps DSNs should be sent to the original recipient, not the purported DO sender. RFC-compliant? No. Ridiculous? Less so than pestering a DO random third party. Let the intended recipient communicate OOB or DO manually

Re: Clueless anti-virus products/vendors (was Re: Sober)

2005-12-07 Thread Edward B. Dreger
DO Date: Wed, 7 Dec 2005 17:02:51 -0800 DO From: Douglas Otis DO H. BATV-triggered bounces. Virus triggers forged bounce which in DO turn triggers your DSN was misguided bounce. Perhaps the bandwidth DO growth of the '90s will continue. ;-) DO DO BATV should not trigger any bounce as

Re: trollage (Re: Akamai server reliability)

2005-12-04 Thread Edward B. Dreger
CO Date: Mon, 28 Nov 2005 14:57:58 -0600 (CST) CO From: Chris Owen CO However, I do think Akamai would be better off getting their issues with CO their replacement boxes straightened out. I agree that we get value for CO having the boxes on our network (and so do they lets not forget). *shrug*

Re: Clueless anti-virus products/vendors (was Re: Sober)

2005-12-04 Thread Edward B. Dreger
SMB Date: Sun, 04 Dec 2005 23:04:52 -0500 SMB From: Steven M. Bellovin SMB A-V companies are in the business of analyzing viruses. They should SMB *know* how a particular virus behaves. The cynical would say they _do_ know, and accidental backscatter is a way to advertise their products. ;-)

Re: Networking Pearl Harbor in the Making

2005-11-13 Thread Edward B. Dreger
RB Date: Fri, 11 Nov 2005 11:03:44 -0600 (CST) RB From: Robert Bonomi RB Upgrades or 'fixes' that cause a machine to run noticably _slower_ than RB the 'down-rev' machine are a really good way to alienate customers. Especially RB thosw whose machines are running at nearly 100% capacity before

Re: multi homing pressure

2005-10-19 Thread Edward B. Dreger
TV Date: Wed, 19 Oct 2005 12:20:25 -0400 (EDT) TV From: Todd Vierling TV That's why SLAs exist. I thought SLAs existed to comfort nontechnical people into signing contracts, then denying credits via careful weasel words when the time comes for the customer to collect. Or maybe I'm just

Re: image stream routers

2005-09-17 Thread Edward B. Dreger
Date: Sat, 17 Sep 2005 19:11:14 +0200 (CEST) From: [EMAIL PROTECTED] A collegue smartbits tested a 1GHz pc, with a full feed and 250k simoultaneons flows it managed around 250kpps. This also with freebsd and device polling. It sounds to me like a software based machine can be plenty fast

Re: image stream routers

2005-09-17 Thread Edward B. Dreger
LD Date: Sat, 17 Sep 2005 16:18:28 +1000 LD From: Lincoln Dale LD [without having looked at Imagestream in any way, shape or form..] LD LD it would be _unlikely_ that any router vendor that wants to support OC3 LD could do so with the 'standard' (non-modified) linux IP stack. if they are LD

Re: More long AS-sets announced

2005-06-21 Thread Edward B. Dreger
RB Date: Tue, 21 Jun 2005 14:40:47 +0100 RB From: Randy Bush [ trimming CC list ] RB considering that we have fellow isps dumping horrifying garbage in RB the rib, it's amusing how we attack a seemingly well-run very small RB experiment. Bears would rather attack fish than wolverines.

Re: IP-Country Data (RE: ISP's Contact List)

2005-06-18 Thread Edward B. Dreger
w Date: Mon, 13 Jun 2005 10:39:54 -0700 (PDT) w From: william(at)elan.net w http://www.completewhois.com/statistics/data/ips-bycountry/rirstats/ See also: .zz.countries.nerd.dk IN A lookups return 127.0.x.x, where x.x is a two-octet representation of the ISO 3166 numeric country

Re: [dnsop] DNS Anycast revisited (fwd)

2005-05-04 Thread Edward B. Dreger
TF Date: Wed, 4 May 2005 10:48:56 +0100 TF From: Tony Finch TF Why would anyone use an anycast address as a client? Wouldn't it be TF simpler to make all client connections from the machine's unicast address? Maybe, maybe not. Take an anycast DNS provider that AXFR/IXFRs zones from its

Re: [dnsop] DNS Anycast revisited (fwd)

2005-05-03 Thread Edward B. Dreger
PWG Date: Tue, 3 May 2005 18:03:12 -0400 PWG From: Patrick W. Gilmore PWG NB [translation, operational content]: Akamai does not use any PWG anycast for HTTP. I am not at all certain why Paul is telling us PWG this is a bad idea, since we don't do it. Then again, we might in PWG the future, I

Re: [dnsop] DNS Anycast revisited (fwd)

2005-05-03 Thread Edward B. Dreger
PWG Date: Tue, 3 May 2005 21:58:37 -0400 PWG From: Patrick W. Gilmore PWG Just to make life fun, there is the whole anycast a bunch of name PWG servers, each with different zone files pointing at local HTTP PWG servers. Since the anycast portion is over UDP, it avoids a lot PWG of the problems

Re: [dnsop] DNS Anycast revisited (fwd)

2005-05-03 Thread Edward B. Dreger
TV Date: Tue, 3 May 2005 22:21:45 -0400 (Eastern Daylight Time) TV From: Todd Vierling [ trimming CC list before it grows too long ] TV And last time I checked -- on this list, mind you -- it certainly TV was not. Cf. people trying to run and hide, or lash out at me for TV complaining, when I

Re: [dnsop] DNS Anycast revisited (fwd)

2005-05-03 Thread Edward B. Dreger
PWG Date: Tue, 3 May 2005 23:56:48 -0400 PWG From: Patrick W. Gilmore PWG I was just talking about people setting up anycast name servers, each PWG of which pointed at a different HTTP server (or other service), to PWG spread load. In many cases, the two servers are the same. Ah, okay... which

Re: Slashdot: Providers Ignoring DNS TTL?

2005-05-01 Thread Edward B. Dreger
DA Date: Sat, 30 Apr 2005 00:57:46 -0400 (EDT) DA From: Dean Anderson DA But for the record, you misrepresent my SMTP AUTH claims: Someone needs to put down the crackpipe. At least do a Google search or three to find out what I really say before putting words in my mouth. e.g., I specifically

Re: Slashdot: Providers Ignoring DNS TTL?

2005-05-01 Thread Edward B. Dreger
DA Date: Sun, 1 May 2005 21:09:50 -0400 (EDT) DA From: Dean Anderson DA http://www.merit.edu/mail/archives/nanog/199-11/msg00263.html DA http://www.merit.edu/mail/archives/nanog/199-11/msg00289.html DA DA Neither of these links actually work. But it is Draft Standard. That is s,199,1999, My

Re: Slashdot: Providers Ignoring DNS TTL?

2005-04-26 Thread Edward B. Dreger
DA Date: Sat, 23 Apr 2005 16:13:22 -0400 (EDT) DA From: Dean Anderson DA And it violates RFC 1546, as previously explained. Who cares? You've railed against SMTP+AUTH because it's not a standard. Why do you give a rat's rump about 1546? DA Well, PPLB isn't the end of the world. But PPLB is

Re: Slashdot: Providers Ignoring DNS TTL?

2005-04-26 Thread Edward B. Dreger
Date: Sun, 24 Apr 2005 02:00:48 -0400 From: [EMAIL PROTECTED] What you seem to be missing is that the *really* smart people will be prepared for it when it actually gets here - and will take advantage of it's lack of arrival in the meantime. Na the code in my lab and the

Re: SORBS Identity theft alert

2005-04-11 Thread Edward B. Dreger
BN Date: Sun, 10 Apr 2005 23:51:54 -0700 (PDT) BN From: Bill Nash BN See http://www.iadl.org/sorbs/sorbs-story.html BN BN In short, what's your point? SORBS lists Dean. I suspect this makes him angry. BN If you have substantial evidence that information collected by SORBS BN has been used

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