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Sales of Unused IPv4 Addresses Gaining Steam

netbuzz writes "A growing number of U.S. carriers and enterprises are hedging their bets on IPv6 by purchasing blocks of unused IPv4 addresses through official channels or behind-the-scenes deals. There is certainly no shortage of stock, as these address brokers have blocks available that range from 65,000 to more than a million IPv4 addresses. And it's not just large companies and institutions benefiting, as one attorney who's involved in the market says he represents a woman who came into possession of a block of IPv4 address in the early '90s and now, 'She's in her 70s, and she's going to have a windfall.''"

59 of 329 comments (clear)

  1. The Year is 2021 by eldavojohn · · Score: 5, Funny

    A bust has been made in the digital district of NYC. Agent Friedeggs and his partner, Copbot 4X, have a perp handcuffed in the backseat of their cruiser that is now being piloted by Google's driving software to take him back to the precinct where he'll be booked.

    They approach the criminal's ancient Cadillac CTS and open the trunk. Inside is a briefcase packed with millions of little strips of white paper, each bearing an IPv4 address. Copbot 4X applies a small strip of multipurpose adhesive to his index finger with his mouth and reaches down to snag one of the strips. As he feeds it into his mouth and the ping trace times out he emits a satisfied Artoo Detoo whistle. "It's pure," he confirms as Friedeggs nods satisfactorily.

    "You know, I think we're finally gonna catch these bastards. These addresses belong on display in the Guggenheim, not ... " He cuts himself off as a warning light goes off on Copbot's torso. "Jesus H. Tesla, they've hacked the GPS signal to our car!" Copbot morphs into a go a cart as Agent Friedeggs draws his Taser and slides across its hood. Cheesy synth horns flair up over wakka guitars as their silent electric motor spins them off down the street.

    --
    My work here is dung.
    1. Re:The Year is 2021 by canajin56 · · Score: 5, Funny

      You do realize that GPS signals are completely passive, yes? The whole system works by computing your location relative to the GPS transmitters whose location are well known - it's impossible to hack something through the GPS signal.

      Not if you build a GUI using Visual Basic and backtrace the signal.

      --
      ASCII stupid question, get a stupid ANSI
    2. Re:The Year is 2021 by localman57 · · Score: 5, Funny

      Glaring errors.

      You do realize that GPS signals are completely passive, yes? The whole system works by computing your location relative to the GPS transmitters whose location are well known - it's impossible to hack something through the GPS signal.

      That was really good. But can you say it again, this time maybe using the voice from the Simpson's Comic Book Guy? That would be epic.

    3. Re:The Year is 2021 by virgnarus · · Score: 2

      Remember that such a complex task requires at least two individuals manning a keyboard.

    4. Re:The Year is 2021 by TheSpoom · · Score: 2

      I imagined this whole thing as part of an episode of Futurama.

      --
      It's better to vote for what you want and not get it than to vote for what you don't want and get it.
      - E. Debs
  2. Re:Bullshit by Anonymous Coward · · Score: 2, Insightful

    You cannot own an address, you lease it.

    From who? Come on boys and girls, the person you lease something from is called an... umm... what's that word? Help me out?

  3. Sublet by tepples · · Score: 4, Insightful

    If it's a lease, why can't you sublease the remaining months on your lease of an address range?

  4. Re:Bullshit by Anonymous Coward · · Score: 5, Informative

    In this case, ARIN, RIPE, or APNIC.

  5. class a blocks by sdnoob · · Score: 4, Interesting

    ford could've averted their recent financial woes by auctioning off their 16 million ip addresses http://whois.arin.net/rest/net/NET-19-0-0-0-1

    1. Re:class a blocks by rgbrenner · · Score: 5, Informative

      Ford was profitable in 09, 10, and 11.

      So by "recent" I assume you mean 2008, when it lost 14.6 billion.

      From TFA, each address is worth about $12.

      So unless math has changed and 12 x 16million equals 14.6 billion... No, they could not have "averted their recent financial woes by auctioning off their addresses".

  6. not for sale! by Anonymous Coward · · Score: 2, Funny

    I will never sell my ip address for any amount of money! It's 127.0.0.1!
    It follows me where ever I go - it's very valuable, too.

  7. IPv4 forever? by ACK!! · · Score: 2

    It seems that we have been running out of addresses for 10 years or something and everyone has been talking about moving to IPv6 since the late ninteties ? I am sure there is a limited range of numbers and the issue is real but also seems like fodder for sensationalist tech journal articles.

    --
    ACK /ak/ interj. 2. [from the comic strip "Bloom County"] An exclamation of surprised disgust, esp. i
    1. Re:IPv4 forever? by SJHillman · · Score: 2

      Yes and no - we have been running out, but we also haven't been sitting idly by while that happens. Stuff like NAT has become far more common, which takes the pressure off for a little while. It's not too different from the whole oil crisis - we have a limited amount, but new technologies and recycling techniques can extend the date where it's finally completely exhausted.

    2. Re:IPv4 forever? by Dan+East · · Score: 4, Funny

      That's nothing. Wait until you see what happens when the clock rolls around on midnight on Dec 31st, 1999.

      --
      Better known as 318230.
    3. Re:IPv4 forever? by jandrese · · Score: 2

      Yes, we've seen this iceberg coming for well over a decade now and we're only just now starting to really turn the wheel. There is a lot of inertia across the board. The good news is that there has been a lot of behind the scenes work done, including getting IPv6 in most consumer and commercial devices. Old hardware is still a problem. Worse, on the Cisco and other large router vendor side, many of the earlier devices supported IPv6 in software only, meaning that it would work fine for a lab or network without much IPv6 traffic, but if you tried to switch over everything to IPv6 you would crush the router. This problem should go away over time as older hardware is retired and replaced.

      --

      I read the internet for the articles.
    4. Re:IPv4 forever? by paulpach · · Score: 5, Interesting

      It seems that we have been running out of addresses for 10 years or something and everyone has been talking about moving to IPv6 since the late ninteties ? I am sure there is a limited range of numbers and the issue is real but also seems like fodder for sensationalist tech journal articles.

      You are 100% correct. It was clear then and it is clear now how it will play out. All it takes is just a little analytic thinking: We will never run out of IPv4 addresses. Yes, you read it right: NEVER.

      What will happen is that as supply of IPv4 remains flat, and demand for it goes up, supply and demand laws kick in, and the price of an IPv4 address goes up. As prices go up, people sitting on unused addresses will start selling them, and people that need them will start buying them (This article is a good example). So the market will naturally redistribute IPv4 addresses from wasteful uses to more productive uses. This will also mean that there will ALWAYS be an IPv4 address for you to purchase if you want to pay the price, that is why I say we will never run out of IPv4 addresses.

      There will be a point, where cost of an IPv4 address will be greater than the cost of switching to IPv6. This threshold will start happening for a few sectors first. My guess is Business to Business applications and back office services first. At some point cell phones too since there are so many. At some point, ISP will start offering an IPv6 only plan with some backward compatible proxy which would be cheaper than IPv4 plan for consumers with limitations. Web sites will want to be optimized for these consumers, and will start offering their content in both protocols. This will make IPv6 switch less and less costly as more content is available for it. Once enough consumers are in IPv6, web sites will start ignoring IPv4 altogether to save the cost of an IPv4 address.

      Eventually, enough momentum will be gained by IPv6 that IPv4 will go the way of the typewriter, where it is available, but nobody cares.

      This will be a smooth transition, no crisis, no armagedon, just free market pushing the change slowly and efficiently. This process will take years. No one is or should be in a rush to switch or panic, just switch when it is cost effective to do so.

    5. Re:IPv4 forever? by omglolbah · · Score: 4, Insightful

      Several oil rigs would have gone into shutdown had there not been an update to the timestamping of data before the change-over.

      That nothing happens is not a case of 'there was no problem' it is a case of 'almost all shit got fixed'.

    6. Re:IPv4 forever? by compro01 · · Score: 2

      And after we go through the kicking, screaming, hair pulling, and chair throwing to reclaim those blocks, it would push back exhaustion by about 15 months at best and then we're out again.

      --
      upon the advice of my lawyer, i have no sig at this time
  8. Re:Exactly why we don't need IPv6 by MetalliQaZ · · Score: 5, Insightful

    Started out strong. I like the reference to oil. That could have been modded up funny, until that bullcrap about keeping the dot formatting. Are you really afraid of colons instead of dots? Or is it the hexidecimal numbers that frighten you? IPv6 solves more issues than just IP address exhaustion... autoconfiguration, routing, etc. It's going to happen and you'll have to crack a book. Deal with it.

    --
    "Here Lies Philip J. Fry, named for his uncle, to carry on his spirit"
  9. Spoof Is a Better Word by eldavojohn · · Score: 2

    You do realize that GPS signals are completely passive, yes? The whole system works by computing your location relative to the GPS transmitters whose location are well known - it's impossible to hack something through the GPS signal.

    So what happens when someone spams your GPS device with incorrect signals that lead you to believe that you're heading back to point A when in reality you're heading back to point B? Perhaps I should have used the word 'spoof' instead of 'hack' but the post itself is a joke.

    Also, no Copbot would ever sample an unknown IP4 address like that, it might link him to malware or compromise his location.

    I'm not aware of anyone being able to exploit the ping command in such a way today -- perhaps so in this future universe that will never exist ...

    --
    My work here is dung.
  10. sounds a bit facebooky by gbjbaanb · · Score: 5, Insightful

    Sure, windfall now, but next month when IPv6 day comes and all the IPv6 sites stay lit, they'll be worth a rapidly diminishing amount.

    ArsTechnica has a nice piece about IPv6 and why it's not going to be such a disaster thing after all, add to that the IPv6-capable home routers that are actually being made (at last!) and the ISPs who are rolling out IPv6 networking to their customers... and it's all looking rosy.

    1. Re:sounds a bit facebooky by alen · · Score: 2

      IPv6 means unique IP's for everyone of your devices
      that means no need for NAT and your "real" IP will be visible on the internets
      marketers will love it since there will be no more need for cookies

    2. Re:sounds a bit facebooky by Ultra64 · · Score: 2

      ah, so you have no clue how ipv6 works

    3. Re:sounds a bit facebooky by gbjbaanb · · Score: 2

      you mistake what he's saying - IPv6 has a feature called "Privacy Extensions for Stateless Address Autoconfiguration in IPv6".

      This means that your IPv6 address can be randomly generated within your address range handed out by the ISP so that it (to practical purposes) changes all the time. Here's a quick blog entry about it.

    4. Re:sounds a bit facebooky by bbn · · Score: 2

      Fran - Windows uses a system called privacy extension which changes your address at regular intervals. This is done exactly to prevent tracking you by your address. You still have the option to use a static address but it is not the default.

  11. Re:Exactly why we don't need IPv6 by rgbrenner · · Score: 5, Funny

    I completely agree... anyone who complains about IPv6 is a troll.. 3ffe:1900:4545:3:200:f8ff:fe21:67cf is incredibly easy to remember.

  12. Re:Bullshit by Anonymous Coward · · Score: 3, Informative

    The 70-year-old lady "owns" the lease. She is (apparently) selling her rights to those addresses. So, yes, a person can't "own an address", but you can own the rights to use it.

  13. Re:Exactly why we don't need IPv6 by FranTaylor · · Score: 3, Insightful

    Maybe you should try DNS sometime

  14. Re:Bullshit by petermgreen · · Score: 5, Insightful

    What utter and serious bullshit.

    What else do you propose?

    IPv4 address for regular allocation* have run out at the IANA and APNIC and will soon run out at RIPE and ARIN too.

    Meanwhile IPv6 is still in it's infancy with the majority of end users not having access to the IPv6 internet. So if you want to run a public server it needs to have a v4 address.

    Under these circumstances a market means that IPv4 address gradually rise in value and as that happens people will re-evalute what applications really need a public V4 address. Lack of a market means that addresses stay where they are even if they could be more lucrative elsewhere stifiling choice.

    You cannot own an address, you lease it.

    That is true for modern allocations, with older allocations the status is less clear.

    But even for modern allocations the RIRs are coming round to the realisation that allowing some form of sales** is a good idea as part of managing the twilight years of IPv4. The alternative is that you will only be able to buy usable hosting services from providers who happen to have a pool of addresses already (most likely hosting providers who are also end-luser ISPs and so have addresses they can recover using ISP level NAT).

    * There are still a few held back for special allocations.
    ** IIRC arin and ripe are requiring the recipiants of such sales to justify their address use to reduce hoarding.

    --
    note: i'm known as plugwash most places but i screwd up registering that here somehow in the past and now can't register
  15. Re:It's Big Business by Billly+Gates · · Score: 2

    When all the IP v4 addresses are gone they can raise the price to several hundred dollars per address. Not too bad on a $5 investment and I bet will save the company and boast the share price as a result.

    IBM has MANY IP addresses too. However, they bought them in the 1990s when they were much much bigger than today and had a half million employees.

  16. Re:Exactly why we don't need IPv6 by gstoddart · · Score: 2

    Maybe you should try DNS sometime

    Not sure if DNS solves all of the problems though.

    On my home network, I've got my own machines, and I have my work laptop. Since my work laptop isn't allowed to join my "home" workgroup, there is no DNS which will work between by laptop and my machine. I can't change that part of my network config either.

    The only way to do file/printer sharing is by IP address. Possibly a limitation of Windows that doesn't allow you to do any 'real' networking between machines unless you buy the Enterprise Super Happy Fun edition ... clearly my Vista Home Ultimate edition isn't capable of doing this.

    I'm not convinced that in all cases we have viable DNS which makes these things work ... at least, in my experience Microsoft seems to have removed some functionality which would allow that to work. I'm not really looking to set up a domain controller.

    For internal to my own network, I'm not sure what IPV6 offers *me* -- it's a handful of machines behind my firewall, and using IPV4 is far easier. I don't care what happens on the other side of my firewall, but internally I don't see what benefit IPV6 has to me as a home user.

    --
    Lost at C:>. Found at C.
  17. Re:Exactly why we don't need IPv6 by Dagger2 · · Score: 2

    IPv6 is just annoying! What's the deal anyway with 2^64 devices on your personal network? This is way over-specified.

    Having more addresses than you need is annoying? I'd have thought having too few (i.e. the current situation in v4) would be the more annoying situation.

  18. Re:Bullshit by FlopEJoe · · Score: 4, Funny

    You cannot own an address, you lease it.

    I can. But that's because I'm not a penniless hippie. Wait... that's something else.

  19. Regulation by DarkOx · · Score: 3, Interesting

    I don't normally support regulation and I am not sure I'd vote for this idea if asked to myself but I want to put it out there anyway.

    What if we ban, that is right ban, the use ipv4 on publicly accessible networks after say 2018. Make it illegal to route ip4v addressed packet for a third party. This would force the move to ipv6. Which I think is good for freedom and the little guy. Yes that is right a forced migration is good for the little guy.

    Its big business that has interests in keeping everyone on IPv4 and its actually big business who have the bigger investment in ipv4 only gear. The little guy can afford migrate.

    What this is really about is ipv4 implies NAT. NAT implies third party brokers, which imply track ability, and opportunities to create digital toll booths. You can't just send files directly to each other; oh no they have be posted to some file sharing site so they can show you adds and the NSA has a good opportunity to data mine.

    --
    Repeal the 17th Amendment TODAY! Also Please Read http://www.gnu.org/philosophy/right-to-read.html
    1. Re:Regulation by gman003 · · Score: 2

      That's a bit draconian. And probably unenforceable. And probably unconstitutional, come to think of it.

      A more tolerable way would be "lead by example": pass a law saying all government networks must be IPv6 (both internally, and externally) by 2018, and that any networking and computing equipment purchased with taxpayer dollars after 2014 must be fully IPv6-capable (possibly with an exception for NSA et al. to buy completely non-TCP/IP stuff, if that's a thing they do). I know they already have some requirements like this, although I believe it's just for operating systems right now.

      With the size of our current government, this means anyone not supporting IPv6 automatically loses out on a huge market. Remember, this isn't just Obama's Blackberry, this means every IRS website, every Senator's secretary's assistant's netbook, every Toughbook shipped off to ___istan, every security camera watching the grass grow next to some half-forgotten FEMA warehouse. It's a big market, that's all I'm saying.

  20. The key to IPv6 by Kohath · · Score: 3, Interesting

    This is the key to transitioning to IPv6. People will transition to IPv6 as costs increase for IPv4. When transitioning to IPv6 is cheaper than buying IPv4 addresses, the change will come quickly.

    Hopefully people will observe this and learn how change happens. It doesn't happen because you wish it would. It doesn't happen because you know The Right Way for everyone to manage their lives or their businesses or their operations. It is driven by tangible benefits, not ideology.

    (Magically, this results in people seeing tangible benefits from their decisions rather than absorbing "unexpected" costs related to idealistic or mandatory early adoption.)

  21. Re:Exactly why we don't need IPv6 by Hawke · · Score: 3, Insightful

    Since my work laptop isn't allowed to join my "home" workgroup, there is no DNS which will work between by laptop and my machine

    Huh? Um, exactly what's the DHCP server on that network there? Does that DHCP server advertise a DNS server? Can you modify the DNS server?

    Alternately, can turn of the DHCP server on that wireless router that only does caching recursive DNS, and install a DNS server and DHCP server on your other computer, and run that?

    And then, why again do you need to run your own DNS server anyway? Won't the people who give you the /64 take requests to add records? Or use one of the dynamic DNS protocols that allows you to register your IP? And I think there's yet another answer that involves anycast and autoconf...

    Or maybe I'm just completely not understanding what you mean by "join my 'home' network".

    IPv6 has some pretty good autoconf out of the box. You use RADVD to just announce services, you don't need any software managing IP addresses because the nodes will do that themselves. And when you want to use some service that isn't a pure client-server-http thing, the fact that each computer has a unique IP on that other side of the firewall is helpful. And for the most part, the "OMG, that's hard" retoric is horribly overblown. Get a /64. Configure a route-announce daemon (things your ISP can do for you). IPv6! Free!

    Setting up a game, I was trying to debug a connection problem someone had, and sent them to a site that tells you IP addresses. A different friend went there, and discovered he had an IPv6 address. His ISP had provided it for him, and he had literately never known. It wasn't relevant. That's the experience you should expect.

  22. Re:Exactly why we don't need IPv6 by gstoddart · · Score: 2

    Are you aware that you can run software on windows machines that is not provided by microsoft but by other vendors?

    Why, no. Here I've been limiting myself to minesweeper, notepad, solitaire, and the calculator. Stupid me. I've been doing this computer thing wrong for the last 20 years.

    But, seriously, what software would you suggest which will give me in-house DNS that my locked down work laptop will play nicely with? I can't change the workgroup/domain it's a member of. I've never had much luck in getting two Windows machines to handle file sharing without opening up perms fully since there's no mutual authentication that I can work out unless you have a domain controller.

    As I said, some of the things I've tried to do it seems like Windows just refuses to do, so if you actually have some suggestions, I'd love to hear them.

    --
    Lost at C:>. Found at C.
  23. Pray, tell by ThatsNotPudding · · Score: 3, Insightful
    Mr. Attorney:

    as one attorney who's involved in the market says he represents a woman who came into possession of a block of IPv4 address in the early '90s and now, 'She's in her 70s, and she's going to have a windfall

    How, in any tangible way is she anything more than a cybersquatter? Also: 'came into possession'? What, they 'fell off the back of a truck'? Sounds as sketchy as the legal profession.

  24. Re:Exactly why we don't need IPv6 by acoustix · · Score: 2

    Are you really afraid of colons instead of dots?

    I'm not sure about the parent, but using colons as separators was insanely stupid. For example:

    fe80:0000:0000:0000:0202:b3ff:fe1e:8329
    fe80:0:0:0:202:b3ff:fe1e:8329
    fe80::202:b3ff:fe1e:8329

    The first two examples are a complete IP address. I know that the address is complete and doesn't contain a port number at the end. HOWEVER, the third example doesn't tell me shit. Does "fe80::202:b3ff:fe1e:8329" actually stand for an IP address of "fe80:0000:0000:0000:0202:b3ff:fe1e:8329" or does it stand for "fe80:0000:0000:0000:0000:0202:b3ff:fe1e with port 8329"?

    The creators of IPv6 tried too hard.

    --
    "A plan fiendishly clever in its intricacies"- Homer Simpson
  25. Re:Bullshit by OldeTimeGeek · · Score: 5, Interesting

    For all intents and purposes the addresses that my company registered in the early 90's are ours. If we want to sell them, there's nothing within ARIN's Number Resource Policy Manual that says that cannot sell all or any part of our address space to anybody else. The transfer has to be done through ARIN and it has to be a group within ARIN's zone, but if we charge for it, ARIN doesn't care.

  26. Re:Exactly why we don't need IPv6 by Bengie · · Score: 2

    Since my work laptop isn't allowed to join my "home" workgroup, there is no DNS which will work between by laptop and my machine.

    At least assign a static IPv6 address to your laptop then add it to your HOSTS file. The biggest issue people have moving from IPv4 to v6 is they're not used to have many IP addresses per machine. This will be the standard for IPv6. Create static addresses.

    The only way to do file/printer sharing is by IP address.

    On my Win7 network, my $60 HP printer can be addressed via name because of P2P name resolution protocols. Should work if you're in the same broadcast domain and same subnet assuming your systems and devices support the protocols. Even the PS3 resolves and my router sees all the names also. Seems to be a very standard protocol.

    For internal to my own network, I'm not sure what IPV6 offers *me*

    Probably nothing. Most small internal networks won't benefit. I can think of a lot of benefit it will give me on the internet. tons of IP addresses to allocate to each FreeBSD jail, no NAT issues, and multicast will be f'n awesome once apps start to use it. I see P2P VoIP being very easy with asymmetrical internet connections.

  27. Re:Exactly why we don't need IPv6 by hairyfeet · · Score: 2

    Lets see YOU sir figure up an IP V6 address map for...lets say a 40 person small business, in your head. the problem with IP V6 is that while it is easily MACHINE readable it is sure as fuck not easily HUMAN readable. study after study have shown we humans work best with small patterns that have an easy to follow syntax. Ever notice how many people when giving you a phone number have the same cadence when reading it to you? its dot, dot dot duh, dot dot duh, dot dot duh duh. That is just how the human brain works friend.

    I can tell you that when the big switch happens, at least in the flyover states, its gonna be a big fucking mess. Can you HONESTLY say that if someone showed you a pile of IP V6 addresses and said "One of these has a problem in either the address or the subnet" you could just pick it out on the fly? But I bet even your average teen wouldn't have a problem spotting the 184 address in a pile of 192 addresses because it would stick out like a sore thumb.

    If they wanted more numbers they should have added more numbers. hell you want to throw in letters? Sure I'd say adding a letter to the front of each group of numbers would have been perfectly fine. but throwing in hex was a BAD move because most normal people, hell most geeks, can't just auto convert hex in their head or spot patterns easily in hex, its just not how we work.

    --
    ACs don't waste your time replying, your posts are never seen by me.
  28. Re:Exactly why we don't need IPv6 by Anonymous Coward · · Score: 5, Informative

    Does "fe80::202:b3ff:fe1e:8329" actually stand for an IP address of "fe80:0000:0000:0000:0202:b3ff:fe1e:8329" or does it stand for "fe80:0000:0000:0000:0000:0202:b3ff:fe1e with port 8329"?

    The former, your ip:port example would be [fe80::202:b3ff:fe1e]:8329
    RFC3986

  29. Re:Exactly why we don't need IPv6 by unixisc · · Score: 2

    DHCPv6 servers ought to come default on IPv6 routers and other equipment that run IPv6. Heck, if Windows 7 had the ability to configure the network according to DHCPv6, one could set up one's network w/ static, dynamic, public, private and whatever other addresses one needs. Note one thing that's very different in IPv6 - a node can have several IPv6 addresses, something that was not there in IPv4, and therefore be member of different networks @ different times and locations. Really handy for phones, tablets and laptops.

  30. Re:Exactly why we don't need IPv6 by unixisc · · Score: 2

    Actually, that's one of the first things that the IETF tried - making the first 12 bytes of the address all zero, and just overlaying the last one to be what was called 'IPv4 compatible IPv6 addresses'. This was deprecated in 2004. Another set of addresses, which were ::ffff:w:x:y:z, which was called 'IPv4 mapped IPv6 addresses' also existed, but while that's not been deprecated, it's rarely used, its support is implementation dependent and its use is generally discouraged.

    Unlike IPv4, where addresses were released on an ad hoc basis, in IPv6, there is a hierarchical release of addresses from IETF to IANA to the 5 RIRs. The RIRs in turn assign it to different ISPs, countries or whatever entities they deal with.

  31. Re:Exactly why we don't need IPv6 by FranTaylor · · Score: 3, Interesting

    DHCPv6 is not the only way to do it, so mandating it is kind of silly

    With zeroconf and IPv6 autoconfig, you don't actually need to run a DHCP server at all.

  32. Re:the only way ipV6 will become common by Vairon · · Score: 2

    > 1 by federal law require that all routers (even the rockbottom cheapo ones) be able to deal with IPv6 when sold after %date%
    What in the US Constitution gives the US federal government authority to regulate the protocols supported by routers?

    > 2 require that all ISP provided equipment be IPv6 capable by %date%+15 days WITH NO CUSTOMER COST
    What in the US Constitution gives the US federal government authority to regulate ISP provided equipment with regard to network protocols?

    > 3 require that the ISP backend stuff route IPv6 by %date%+45 days
    What in the US Constitution gives the US federal government authority to regulate ISP backbone protocols?

    Furthermore, ISP's don't have FCC licenses so there's no license to be pulled.

  33. Re:Exactly why we don't need IPv6 by FranTaylor · · Score: 4, Insightful

    Can you HONESTLY say that if someone showed you a pile of IP V6 addresses and said "One of these has a problem in either the address or the subnet" you could just pick it out on the fly?

    Don't we have, like, computers, that do that kind of thing?

  34. Re:Bullshit by kimvette · · Score: 2

    You cannot own an address, you lease it.

    Free Waterfall Junior: "You can't own property, man."
    Farnsworth: "I can. But that's because I'm not a penniless hippie."

    --
    The Christian Right is Neither (Christian nor right). See: Matthew 23, Matthew 25, Ezekiel 16:48-50
  35. Re:Exactly why we don't need IPv6 by bbn · · Score: 2

    Can you HONESTLY say that if someone showed you a pile of IP V6 addresses and said "One of these has a problem in either the address or the subnet" you could just pick it out on the fly?

    Yes. Learn about IPv6 addresses, you can pick up a ton of information just looking at the address. First subnets (called links now) are all the same size, to do something like you ask you only need to look at half of the address. My address block is 2001:1448:201::/48 - very easy to tell if an address starts with that or not! Compare that to IPv4 subnets that requires a calculator to find the first and the last address included in the subnet (192.168.102.252/21 - give me address range please, only the most hardcore can do that in their head). IPv6 subnetting are almost always done by the nibble boundary so there is no calculation.

    Just because it is hex does not mean you have to treat it that way. It is very common to simply ignore it. I can name my computers 2001:1448:201::1, ::2, .., ::9, ::10, ::11 and so on. So I just skipped 6 hexdigits there, so what? There is plenty where that came from.

  36. Re:Exactly why we don't need IPv6 by Bengie · · Score: 2

    The point isn't to have enough IPs for every user, but to have enough IPs such that the chance of collision is low. The other thing you miss is the ability to merge large corp networks. If you have to merge two companies with two datacenters with 100,000 machines each, the chance of a colliding IP address with only 4 bytes is quite large.

  37. Re:Exactly why we don't need IPv6 by slimjim8094 · · Score: 2

    Read up on the privacy extensions, which are essentially like ephemeral ports except they're just randomly-changing addresses. They work quite nicely.

    Furthermore, why would you ever want to reuse an address, unless it's static? There's effectively no limit.

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  38. Re:Bullshit by wisnoskij · · Score: 2

    Do you have no idea how property works?
    You don't actually own your own land in most cases/countries, you lease it from the government (or something to that same effect).

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  39. Re:Exactly why we don't need IPv6 by Hawke · · Score: 2

    and then once they've excavated what your MAC address is, telling your router to route traffic to your node is trivial.

    Could you further explain this attack vector, cause I've not really understood it so far. The bad guy has your IP address. Exactly what is the additional harm in letting him know your MAC address?

    I understand the issue of "probable iphone MAC => iphone specific vulnerabilities", but that doesn't seem to be what you're talking about here. (And really, that's not a significant barrier to the attacker anyway. You did something that let him see your IP address: the odds are quite good that he already could figure out your OS more reliably than using a MAC -> OS mapping)

  40. Re:Exactly why we don't need IPv6 by rs79 · · Score: 2

    If you need that many words to explain how simple something is, you've already lost.

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  41. Re:Exactly why we don't need IPv6 by amorsen · · Score: 2

    On my home network, I've got my own machines, and I have my work laptop. Since my work laptop isn't allowed to join my "home" workgroup, there is no DNS which will work between by laptop and my machine. I can't change that part of my network config either.

    There is Zeroconf, which Apple calls Bonjour. Your machines probably already speak it.

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  42. Re:Exactly why we don't need IPv6 by amorsen · · Score: 2

    once they've excavated what your MAC address is, telling your router to route traffic to your node is trivial.

    If they can administer your router, it is trivial to discover your MAC address whether you use IPv4 or IPv6 and whether you pick static or automatic assignments. The MAC address is kept in the ARP table for IPv4 and in the neighbor table for IPv6.

    Anyway, every modern OS supports privacy extensions to autoconf, so just enable that (they will likely be enabled already). It's a bitch to write firewall rules when the IP address changes daily though.

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  43. Re:Exactly why we don't need IPv6 by amorsen · · Score: 2

    Can you assign multiple IPv4 addresses to your network card on your PC?

    You can, and if they are in the same subnet it will even work. If they are NOT in the same network, it works until it doesn't. There are important cases where it works flawlessly, like if every other machine in the same subnet ALSO has an address in both subnets. Good luck enforcing them.

    And yes, I'll likely get a hundred replies with "multiple addresses in different subnets work for fine me". Good for you. Don't touch anything, and if you do, don't complain when it breaks.

    In IPv6 it actually works, as long as all routers are aware of it or all hosts with multiple addresses do policy routing to hit the right router. Those are workable conditions, you can build a good network like that.

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