<html><body bgcolor="#FFFFFF"><div><div style="text-align: left;direction: ltr; ">Hi,</div><div style="text-align: left;direction: ltr; "><br></div><div style="text-align: left;direction: ltr; "> IPv6 is an old protocol (~15 years) and is very much needed to allow the internet growth but not all the services are IPv6 ready. Pinging between hosts does not mean that IPv6 is supported.</div><div style="text-align: left;direction: ltr; "><br></div><div style="text-align: left;direction: ltr; "> The Linux kernel and many of the utilities support IPv6 as well as windows but there are services that in the past were not prepared e.g RPC which prevented the user to perform nfs mount easily (there other alternatives).</div><div style="text-align: left;direction: ltr; "><br></div><div style="text-align: left;direction: ltr; "> The end user should not be aware as it is like plumbing and electricity, but several new services will be allowed as better transition between networks and direct device access (e.g for smart home) since the minimal network address has 64-bit for hosts which allows ()^2 number of hosts compared to the _total_ space in IPv4.</div><div style="text-align: left;direction: ltr; "><br></div><div style="text-align: left;direction: ltr; "> Working in mixed environment of v4 and v6 is possible in more than one mode depending on the needs like tunnel, translation, etc. This issue will be very labour demanding when transition would be made.</div><div style="text-align: right;direction: rtl; "><br></div><div style="text-align: left;direction: ltr; ">AFAIK the main sites (e.g google) do support IPv6 but as stated before some of the services might not be functional .</div><div style="text-align: left;direction: ltr; "><br></div><div style="text-align: left;direction: ltr; ">Eddie</div><div style="text-align: right;direction: rtl; "><br></div></div><div><br>On 4 בפבר 2011, at 12:13, Uri Even-Chen <<a href="mailto:uri@speedy.net">uri@speedy.net</a>> wrote:<br><br></div><div></div><blockquote type="cite"><div><span>On Fri, Feb 4, 2011 at 11:48, shimi <<a href="mailto:linux-il@shimi.net">linux-il@shimi.net</a>> wrote:</span><br><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span>On Fri, Feb 4, 2011 at 11:30 AM, Uri Even-Chen <<a href="mailto:uri@speedy.net">uri@speedy.net</a>> wrote:</span><br></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>On Fri, Feb 4, 2011 at 10:15, shimi <<a href="mailto:linux-il@shimi.net">linux-il@shimi.net</a>> wrote:</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><span>You should see this lecture:</span><br></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><span>[1/4] <a href="http://www.youtube.com/watch?v=2clTKh2vFAE"><a href="http://www.youtube.com/watch?v=2clTKh2vFAE">http://www.youtube.com/watch?v=2clTKh2vFAE</a></a></span><br></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><span>[2/4] <a href="http://www.youtube.com/watch?v=S3i4RRubCvI"><a href="http://www.youtube.com/watch?v=S3i4RRubCvI">http://www.youtube.com/watch?v=S3i4RRubCvI</a></a></span><br></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><span>[3/4] <a href="http://www.youtube.com/watch?v=0L_9aehQQig"><a href="http://www.youtube.com/watch?v=0L_9aehQQig">http://www.youtube.com/watch?v=0L_9aehQQig</a></a></span><br></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><blockquote type="cite"><span>[4/4] <a href="http://www.youtube.com/watch?v=shmt9U4-rTI"><a href="http://www.youtube.com/watch?v=shmt9U4-rTI">http://www.youtube.com/watch?v=shmt9U4-rTI</a></a></span><br></blockquote></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>Thanks for the links, I listened to the entire lecture. I understand</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>that Google and Facebook still haven't enabled IPv6 on their main</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>websites. <a href="http://ipv6.google.com/">http://ipv6.google.com/</a> doesn't work for me. So I guess it's</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>too early to enable my websites with IPv6.</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span>Do you have IPv6 connectivity on your machine? If not, how do you expect to</span><br></blockquote><blockquote type="cite"><span>open a session between you and them? (this was explained in the lecture...)</span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span>(Do you want IPv6 connectivity and don't want to wait until Israeli ISPs</span><br></blockquote><blockquote type="cite"><span>wake up? See <a href="http://ipv6.he.net">http://ipv6.he.net</a> )</span><br></blockquote><span></span><br><span>Actually I don't care. I get the default IPv4 address from my ISP</span><br><span>(<a href="http://bezeqint.net">bezeqint.net</a>). As long as I can see the entire Internet, I don't care</span><br><span>to use IPv4. My websites also work with IPv4. I think I will wait for</span><br><span>my ISP and web hosting companies to switch to IPv6 when they want to</span><br><span>(if they ever decide to do so). As long as Google, Twitter, Facebook</span><br><span>and Wikipedia are not using IPv6, I don't see any reason to use it.</span><br><span></span><br><blockquote type="cite"><blockquote type="cite"><span>By the way, I wonder what Wikipedia will do with IPv6 addresses? Will</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>they do the same they are doing with IPv4 (save the IP of the user who</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>edited pages)?</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span>Why not? An IP is an IP...</span><br></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>Will an IPv6 address be permanent for end users, or will it change</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span>every day? (I think my IP address at home is not permanent).</span><br></blockquote></blockquote><blockquote type="cite"><blockquote type="cite"><span></span><br></blockquote></blockquote><blockquote type="cite"><span></span><br></blockquote><blockquote type="cite"><span>I believe it will still be the choice of the providers. There's no technical</span><br></blockquote><blockquote type="cite"><span>reason not to assign any customer a static prefix with many IPs... as there</span><br></blockquote><blockquote type="cite"><span>would be "enough for everybody", and they won't have an excuse on that one</span><br></blockquote><blockquote type="cite"><span>anymore. Of course, there's always the monetary reason (why not make money</span><br></blockquote><blockquote type="cite"><span>off our customers, selling them a $0/mo. worth service at $10/mo. price?)</span><br></blockquote><span></span><br><span>I don't like permament IP addresses. Sometimes I prefer to remain</span><br><span>anonymous, and with a permanent IP address a website can recognize me</span><br><span>with previous actions (without cookies). For example Wikipedia. I also</span><br><span>don't want people to recognize my IP address and actions on Wikipedia</span><br><span>(when I didn't use an account). I guess that with IPv6 it will be</span><br><span>easier to remain anonymous.</span><br><span></span><br><span>Uri Even-Chen</span><br><span>Mobile Phone: +972-50-9007559</span><br><span>E-mail: <a href="mailto:uri@speedy.net"><a href="mailto:uri@speedy.net">uri@speedy.net</a></a></span><br><span>Website: <a href="http://www.speedy.net/"><a href="http://www.speedy.net/">http://www.speedy.net/</a></a></span><br><span></span><br><span>_______________________________________________</span><br><span>Linux-il mailing list</span><br><span><a href="mailto:Linux-il@cs.huji.ac.il">Linux-il@cs.huji.ac.il</a></span><br><span><a href="http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il">http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il</a></span><br></div></blockquote></body></html>