No, as my post somewhat indirectly explained, according to what I understand, only Skypes directly connected to the Internet, without going through a router, or more technically, without going through Network Address Translation (NAT), can become supernodes.
On Wed, Dec 22, 2010 at 09:43:20PM -0800, Sarah Alawami wrote: After reading the blog post though I don't think it s an attack. DDon't all computers even mine using skype act as super nodes? I'm a bit confused here. S On Dec 22, 2010, at 8:55 PM, Doug Lee wrote: > Central servers add the risk of centralized attack bringing everything > down, and routers are not just to solve the IP address allocation > problem; but of course all plans have their pros and cons. > > I think as of this moment, Skype is beginning to behave itself again > though. > > On Wed, Dec 22, 2010 at 10:40:52PM -0600, Brent Harding wrote: > Isn't this type of thing what will bring most peer to peer stuff down > eventually? Without a centralized server to relay for people behind > routers, it would've seemed like this problem was waiting to happen. > skype must've had nodes where the public phone system comes in that > also help, but I suppose this is part of the reason why routers aren't > the best solution to the problem of running low on IP addresses, or > they may have been before people used the net to talk directly instead > of by email or other things that go through servers. > > ----- Original Message ----- From: "Doug Lee" <[email protected]> > To: "screen access software with skype" <[email protected]> > Sent: Wednesday, December 22, 2010 8:54 PM > Subject: Re: [Skypeenglish] No more skype > > >> A somewhat bizarre, but hopefully useful, reply to the assertion that >> some governmental body or other had a hand in bringing Skype down >> today... >> >> I do not want this to turn into a long thread if I can help it, but >> suffice it to say, the explanation Skype gave for the problems of >> today make perfect sense to me, and I absolutely do not believe there >> is any element of government involved in what happened. I thought the >> Skype blog explanation was pretty good, but in case it helps, here's >> my own version: >> >> Imagine for a moment that every computer running Skype is a person. >> Some live in large apartment buildings, and some just in houses. >> These large apartment buildings, and of course the houses too, have >> addresses. For a house, that's all you need in order to send a mail >> to the occupant. For an apartment though, the address is not enough. >> Imagine, though, that there is no way to get more information about >> exactly where in the apartment building a particular person lives. >> >> So I'm a Skype instance, sitting somewhere in a large apartment >> complex, and I want to call you, and you're also sitting in one of >> those big buildings. We have a problem: I can't find you, I can only >> find your building. You can't find me, but only my building too. So >> we have to contact somebody in a house, who has one nice simple >> address, and get that person to relay messages between us. And this, >> ladies and gentlemen, is a Supernode. Supernodes are just Skype >> instances that help other Skypes connect to each other. >> >> So who are the supernodes? Well, translating from my little >> house/apartment idea back to what's really afoot: The people, or >> Skypes, that are in the large apartment buildings are the Skypes that >> are running on machines that are behind routers, which give the >> machines local IP addresses instead of addresses that are actually on >> the Internet directly. The people in the houses are the Skypes that >> are running on machines with "real" Internet IP addresses, i.e., >> plugged straight into DSL modems and cable boxes without a router >> inbetween. Those directly-connected Skypes may, for some of the time >> they are running, become Supernodes. The process is automatic, and >> there are many many many Supernodes out there at any given time. >> >> Or, almost any given time. :-) Today, something happened that caused >> a lot of the Supernodes to stop doing their Supernode jobs. It may be >> a bug in the Skype code, or something that can be fixed in data >> streams - I don't know exactly. The point, though, is that whatever >> happened caused, again using my example, all the people in the houses >> to slam their doors and stop hearing cries from the apartment dwellers >> like, "Helloooo, um, could you please tell me if you know how to reach >> this guy Bob, and if you do, could you please send this voice packet >> his way?" The net result, pardon the pun, is that all of us apartment >> folk suddenly can't find anybody, because nobody we can reach directly >> is able to listen. >> >> So Skype's temporary solution, while trying to rescue all the troubled >> Supernodes, is to erect Supernodes of their own, nodes that can handle >> a huge number of requests very quickly. Then Skype, the company, can >> send out something that says, to all of us occasionally impatient >> apartment folk, "Ahem, ANYBODY LOOKING FOR HELP CONNECTING TO PEOPLE, >> HERE'S A LIST OF PEOPLE IN HOUSES THAT HAVE OPEN DOORS NOW: ..." >> >> But of course, getting massive servers online and getting the millions >> of Skypes out there to turn their heads in the right direction can >> take time to pull off. But they have people working on that, and of >> course, more people working on the more permanent solution, getting >> the Supernodes that are usually in great supply, back in great supply. >> >> Disclaimer: I wrote all of this based on my understanding of Internet >> communication protocols, Skype communication mechanisms as described >> in public forums, and, well, a little bit of my crazy imagination. :-) >> There is no new information here that has not been published by Skype >> directly, just a new and admittedly wordy way of saying it all. I >> hope this is helpful to someone, or at least if not, amusing to a few. >> >> On Thu, Dec 23, 2010 at 07:19:08AM +0500, inamuddin wrote: >> Dear friends acording to skype developers since 16 15 gmt skype is >> down. further more it says due to many computers shut down it is >> facing problem and they are working as fast as they can. Friends in >> my openion, it is highly unlikely that a large number of smart >> computers shut down at the same time. It is quite posible that c ia >> or any other security agency in the united states or some where in >> european country has a hand in it. What ever the reason, I just >> would like to start a healthy and informative debates on this issue. >> before you talk on this issue you should read skype developers >> version carefully. for that purpose go to: http://bit.ly/edtjxB with >> regards. From Inamuddin/charlsdarwin1. >> >> >> You can contact me via gmail: [email protected] >> yahoo: [email protected] >> hotmail: [email protected] >> aol: [email protected] >> facebook: www.facebook.com/inamuddin >> twitter: www.twitter.com/charlsdarwin1 >> skype: charlsdarwin1 >> klango id: charlsdarwin >> mobile: +92-300-2227598 >> Thanks for posting to the skype english list. >> >> to contact skype support wiht any questions regarding your account >> email [email protected] >> >> To access scripts for the latest version of skype go to >> http://www.dlee.org/skype >> >> To access tutorials and other goodies go to >> http://www.marrie.org/skype/skype.html >> >> To contact the list owner send a message to >> mailto:[email protected] >> >> to download a tool to automate the installation of skypewatch go to >> this link. >> http://www.hrvojekatic.tk/ >> >> and for a searchable archives page go here. >> http://bit.ly/64Y48 >> >> thanks and have a wonderful day. >> >> >> _______________________________________________ >> Skypeenglish mailing list >> [email protected] >> http://emissives.com/mailman/listinfo/skypeenglish_emissives.com >> >> -- >> Doug Lee [email protected] http://www.dlee.org >> SSB BART Group [email protected] >> http://www.ssbbartgroup.com >> "I before E, except after C, or when sounded like A, as in neighbor >> and weigh, except for when weird foreign concierges seize neither >> leisure nor science from the height of society." >> >> Thanks for posting to the skype english list. >> >> to contact skype support wiht any questions regarding your account >> email [email protected] >> >> To access scripts for the latest version of skype go to >> http://www.dlee.org/skype >> >> To access tutorials and other goodies go to >> http://www.marrie.org/skype/skype.html >> >> To contact the list owner send a message to >> mailto:[email protected] >> >> to download a tool to automate the installation of skypewatch go to >> this link. >> http://www.hrvojekatic.tk/ >> >> and for a searchable archives page go here. >> http://bit.ly/64Y48 >> >> thanks and have a wonderful day. >> >> >> _______________________________________________ >> Skypeenglish mailing list >> [email protected] >> http://emissives.com/mailman/listinfo/skypeenglish_emissives.com >> >> > > > Thanks for posting to the skype english list. > > to contact skype support wiht any questions regarding your account email > [email protected] > > To access scripts for the latest version of skype go to > http://www.dlee.org/skype > > To access tutorials and other goodies go to > http://www.marrie.org/skype/skype.html > > To contact the list owner send a message to > mailto:[email protected] > > to download a tool to automate the installation of skypewatch go to this > link. > http://www.hrvojekatic.tk/ > > and for a searchable archives page go here. > http://bit.ly/64Y48 > > thanks and have a wonderful day. > > > _______________________________________________ > Skypeenglish mailing list > [email protected] > http://emissives.com/mailman/listinfo/skypeenglish_emissives.com > > -- > Doug Lee [email protected] http://www.dlee.org > SSB BART Group [email protected] > http://www.ssbbartgroup.com > "Believe, when you are most unhappy, that there is something for you > to do in the world. So long as you can sweeten another's pain, life is > not in vain." --Helen Keller > > Thanks for posting to the skype english list. > > to contact skype support wiht any questions regarding your account email > [email protected] > > To access scripts for the latest version of skype go to > http://www.dlee.org/skype > > To access tutorials and other goodies go to > http://www.marrie.org/skype/skype.html > > To contact the list owner send a message to > mailto:[email protected] > > to download a tool to automate the installation of skypewatch go to this > link. > http://www.hrvojekatic.tk/ > > and for a searchable archives page go here. > http://bit.ly/64Y48 > > thanks and have a wonderful day. > > > _______________________________________________ > Skypeenglish mailing list > [email protected] > http://emissives.com/mailman/listinfo/skypeenglish_emissives.com Sarah Alawami MSN: [email protected] Website: http://music.marrie.org youtube: http://youtube.com/marrie125 podcast: http://marrie.podbean.com podcast mobile http://marrie.podbean.com/mobile Thanks for posting to the skype english list. to contact skype support wiht any questions regarding your account email [email protected] To access scripts for the latest version of skype go to http://www.dlee.org/skype To access tutorials and other goodies go to http://www.marrie.org/skype/skype.html To contact the list owner send a message to mailto:[email protected] to download a tool to automate the installation of skypewatch go to this link. http://www.hrvojekatic.tk/ and for a searchable archives page go here. http://bit.ly/64Y48 thanks and have a wonderful day. _______________________________________________ Skypeenglish mailing list [email protected] http://emissives.com/mailman/listinfo/skypeenglish_emissives.com -- Doug Lee [email protected] http://www.dlee.org SSB BART Group [email protected] http://www.ssbbartgroup.com "It is not the mountain in the distance which makes you want to stop walking; but the grain of sand in your shoe." --Anon Thanks for posting to the skype english list. to contact skype support wiht any questions regarding your account email [email protected] To access scripts for the latest version of skype go to http://www.dlee.org/skype To access tutorials and other goodies go to http://www.marrie.org/skype/skype.html To contact the list owner send a message to mailto:[email protected] to download a tool to automate the installation of skypewatch go to this link. http://www.hrvojekatic.tk/ and for a searchable archives page go here. http://bit.ly/64Y48 thanks and have a wonderful day. _______________________________________________ Skypeenglish mailing list [email protected] http://emissives.com/mailman/listinfo/skypeenglish_emissives.com
