93 Comments
- badger, on 10/12/2007, -2/+74The reason why it works is simple. The box will stop trying to do IPv6 DNS lookups. With IPv6 support enabled, you will notice the box trying to do AAAA record lookups. It will then fall back to standard A (IPv4) lookups. This takes extra time and slows down your browsing experience. You can observe this by running tcpdump while browsing.
-Badger - danglerman, on 10/12/2007, -2/+46CORRECTION: You're NOT speeding the internet up, you're pretty much ENABLING it. :) When I was using Firefox on Breezy I pretty much couldn't even access any pages until I made thse changes. Go to the URL:
about:config
scroll down to: network.dns.disableIPv6
change it to true and you're set! no command line needed - deeek, on 10/12/2007, -5/+43That might reflect the fact that it is a very popular linux distrobution.
- mancat, on 10/12/2007, -5/+37100% correct. I love stories where the author basically says "I don't know why it works, but it does." Real compelling.
- inactive, on 10/12/2007, -1/+22That's because people who regularly use server-type operating systems are not the sorts of people who generally submit, nor comment on digg stories.
Digg's market share is the desktop crowd. - iotadeltaphi, on 10/12/2007, -11/+29Ha ha... I love digg.... the first twelve comments are nothing but trolls, and from what I can see, all the peoples' blogs are nothing but dupes of the 'original' stories. Mod me down if you want... I'm just stating fact :)
- inactive, on 10/12/2007, -2/+19The claims that disabling ipv6 increases speed and fixes network problems has been around for years. I understand the DNS aspect and I usually do disable ipv6, but I sure don't notice any difference. Oh, nothing to do with Ubuntu. These claims are made for most distros.
- aptget, on 10/12/2007, -16/+33Mod me down! I want to join them too!
- msgyrd, on 10/12/2007, -1/+15I'd rather an author state up front they don't know how it works but go ahead and give the tip, than to give some BS reason that's just technical sounding enough to pass as real.
However, a good journalist would have did a little research and figured it out before writing about it. It's not like IPv6 for Linux is *that* obscure. - turpenine, on 10/12/2007, -1/+14to do this in osx:
Open System Preferences - Network. Go into the properties for your connection and click on the TCP/IP tab. Then click the Configure IPv6 button and set the menu to Off. Click OK and then Apply Now. - mancat, on 10/12/2007, -1/+11Some manufacturers have started shipping their XP machines with the "Advanced Networking Pack" installed, which includes Microsoft's IPv6 stack for 2000/XP.
- ahmerhussain, on 10/12/2007, -7/+17Ubuntu is REALLY popular.
- hxc2k, on 10/12/2007, -3/+12This also appears to make a difference in Windows, cheers!
- psylence, on 10/12/2007, -2/+10Actually all digg buzzwords are affected by this fix.
- mbthompson, on 10/12/2007, -3/+11Dude, don't be stupid. Just because you don't get it doesn't mean it's inaccurate.
- zootm, on 10/12/2007, -2/+10Can you explain why it's inaccurate, though? Although it's poorly explained, it does seem to be speeding things up for people. badger posted a reasonable-sounding explanation above.
- leohart, on 10/12/2007, -3/+10I think Red Hat is popular in the rpm world but the deb world is Ubuntu. Of course, there are Gentoo ricers who stand in the middle. JUst pick the thing that works for you.
- richbarna, on 10/12/2007, -5/+11mancat:
I use Linux, I know about networks, ipV4 and ipV6. I posted a thread to help other users with internet slowdown due to the presently nonwidspread use of ipV6.
If you care to read the thread at ubuntu forums, I didn't claim that it was my personal tweak, only that I tried something that someone else had posted before and it worked for me.
I am not going to post all the technical details of ipV4 and ipv6, only the basic "howto" disable ipV6.
Linux users are clever enough to search for more in depth information themselves.
"I love stories where the author basically says "I don't know why it works, but it does."
I actually said that "I'm no expert on the whys and hows" which is a bit different from what you posted.
Most people have found that disabling ipV6 has helped them, that's what Ubuntu is all about, I reposted someone elses information to help people. They are adult enough to decide for themselves if they want to try it or look for further information. - ocram, on 10/12/2007, -2/+7It shouldn't make a difference in Windows unless you have installed IPv6 (It might if you're using Vista, I have no idea whether or not IPv6 is installed by default.)
- drakethegreat, on 10/12/2007, -3/+7I like Kubuntu more but ultimately in my mind it is the best linux ever made. I did an install on my laptop and EVERYTHING worked out of the box. Wireless, bluetooth, sound, gfx, etc. It was incredible and compared to other distros that is inbelievable. If its a noob distro thats fine but I didn't just spend 12 hours recompiling a kernel and installing all sorts of complex drivers like ndiswrapper.
- kurtkraut, on 10/12/2007, -3/+7There is NO need to do that in Dapper (current version). It has already been fixed.
I strongly recommed who stills uses Ubuntu Breezy to upgrade do Dapper. Not because breezy is bad. It should be done because Dapper is too good to be true :P - Brennan, on 10/12/2007, -3/+6Did you just make that up?
- James_Aguilar, on 10/12/2007, -3/+6It worked for me.
- zootm, on 10/12/2007, -3/+6"Honestly, this isn't well-written, and the submitter is ignorant. This doesn't speed me up at all - then again, I have an IPv6 address, so doing IPv6 lookups isn't very problematic for me. :)"
Well, yes, but 99.9% of desktop users do not have an IPv6 network, and this would help. Regardless of how little the submitter knows about it, they do make clear that it stems from disabling IPv6, and the report itself is not particularly inaccurate. - lukee, on 10/12/2007, -2/+4This also works in Mac OS X, just go into System Preferences -> Network and disable IPV6 if it's enabled. Worked wonders for me.
- Hurricane, on 10/12/2007, -0/+2My ISP, TDS.Net, apparently has big issues with ipv6, if not disabled it takes upward of 2 minutes to resolve a domain thru the ipv4 DNS they have.
I have known this issue for 2 years, it is easily found googling around. - chucker, on 10/29/2007, -10/+12How to speed up $random_application, digg style: turn all other applications off. "I'm no expert on the whys or hows but like I said, it worked for me."
*rolleyes* - pkulak, on 10/12/2007, -1/+3Every ajax request is an HTTP request, just like a page load.
- nstanosheck, on 10/12/2007, -0/+2Thank you. I just tried it out on my iBook and the speed increase is amazing for me!
- pobster, on 10/12/2007, -0/+2For me this tip increased the internet speed from comically bad to as good as any other OS (XP,Vista beta, SUSE, PClinuxOS, Puppy Linux etc). When I installed Ubuntu Dapper connecting to me wireless network was a breeze but most webpages would time out, google.co.uk took about 20 seconds! After disabling ipv6 it was 1 second if that. The about:config tweak works for firefox but other apps (eg. Synaptic) may still struggle.
From research on ubuntu forums I believe the reason the effect was so dramatic for me is because my router doesn't support ipv6. For SUSE 10.1 the same tweak had a considerable speedup but wasn't near as bad without it (I guess SUSE uses a different timeout?) I also had problems with synaptic struggling to connect to repositories which was solved by visiting the same addresses first with firefox then it worked in synaptic. Using a static IP rather than DHCP and using 4.2.2.2 (or any other available public DNS server) also worked. Once this was fixed and Easyubuntu had done it's stuff Ubuntu has been mighty fine.
For anyone new to linux I'd recommed PClinuxOS - a live CD with graphical installer. Comes with pretty much all codecs, flash, java etc has a great control panel which allows everything to be set up via a GUI and connects automatically to the internet with almost all setups including wifi straight from first boot. (Only exception I've come across was a USB wifi adapter which needed to be set up via the GUI utility) www.pclinuxos.com for more info and download. - timpkmn89, on 10/12/2007, -1/+2My understanding of it isn't that good, but basically it's a new version of IP addresses that really isn't supported enough yet to warrent use. This turns it off so it only uses the older/current system.
- Woofcat, on 10/12/2007, -1/+2Because all the comments on here say it works and made the internet faster, so how can disabling it be bad. Also if it dosn't work out for you change it back.
- vishusdelishus, on 10/12/2007, -5/+6They really need to add a Ubuntu section on digg. There are easily 4-5 stories a day posted about something to do with it.
- chicken101, on 10/12/2007, -1/+2It seemed to work for me, and I'm using dapper.
- idonthack, on 10/12/2007, -5/+6Hmm. You ask to get modded down, you go up. You ask to go up, you go down.
Well, all I ask is you don't mod me at all. Just leave me at normal +1. - GMorgan, on 10/12/2007, -1/+2Just thought I'd point out that I use an IPv6 router and haven't had any issues with speed, if IPv6 works for you via DHCP then you shouldn't really have any trouble either way.
- loudestnoise, on 10/12/2007, -2/+3I don't really notice a difference.
- mancat, on 10/12/2007, -2/+3@richbarna,
I wasn't trying to insult you in any way, so I hope that's not how you took my comment.. - Murdats, on 10/12/2007, -3/+4you know how IP adresses go xx.xx.xx.xx basically ipv6 goes xx.xx.xx.xx.xx.xx allowing for many more combinations (because the internet wasnt designed with everyone in the world using everything from their computers to their fridges to their phones using it, so we may run out of possible IP addresses eventually) anyway, with this option enabled (from what I can gather) when you type in an address it looks for the IPv6 ip first, then the classic IP causing it to take longer to load a webpage, because IPv6 is not very common, and where it is used there is an IPv4 address to back it up disabling this option speeds up browsing, of course by doing this you are slowing down the advent of IPv4 being replaced entirely by IPv6 but we will deal with that later :)
also if anyone wants to correct any of these points please feel free to do so - The_Decryptor, on 10/12/2007, -0/+1"pages are loading so much faster."
Then disabling IPv6 had nothing to do with it, as all it does is stop doing AAAA lookups for the DNS (so finding the site will be slightly quicker), it won't have any effect on grabbing the pages. - aoe2bug, on 10/12/2007, -1/+2because you don't need ipv6 now. in like n years it will be the main thing, but until then you're not gonna use it. trust us.
edit: @timpkmn89 & woofcat
way to be really bloody fast - silenceHR, on 10/12/2007, -2/+3really makes difference. pages are loading so much faster.
i was thinking it might be my firewall or AV thats slowing down the loading, but it seems it was only one setting in about:config.ohhhh.... i am cutrrentlly on winXP, will check in SuSe 10.1 later when i switch.
thnx - subterrific, on 10/12/2007, -1/+2If disabling IPv6 is giving you a speed up then your network is broken. This was discussed on the ubuntu-devel list because someone was suggesting disabling IPv6 by default in Dapper. Here is a good summary of responses from the ubuntu developers.
http://ubuntuforums.org/showpost.php?p=478267&postcount=8 - richbarna, on 10/12/2007, -1/+1kurtkraut:-"There is NO need to do that in Dapper (current version). It has already been fixed."
Come on www.ubuntuforums.org where Dapper users have said that it works.
I am richbarna there as well, you can post a message or PM me about this, because I am an Ubuntu user and regular forum member and I know nothing about this. Maybe you could give us specific details of how it has been "fixed". - BOOMI, on 10/12/2007, -2/+2It worked for me in Xubuntu.
Be sure to run [sudo mousepad /etc/modprobe.d/aliases] instead. - idonthack, on 10/12/2007, -1/+1You mean "placebo".
- kurtkraut, on 10/12/2007, -2/+2There is a lot of placebo effect concerning speed of computer activities. I do know that this change may look like internet is faster but please, try to make some clear measurement before stating that it works and start to recommend it to other people.
- Ubish, on 10/12/2007, -4/+4They are adding a Linux/Unix section in Digg 3.0. Watch Diggnation, they show it in there.
- searayman, on 10/12/2007, -1/+1it seemed ot speed up my computer
- usr987543, on 10/12/2007, -0/+0i would just like to add that this improved look-up times for me on SimplyMEPIS 6.0 RC 1 and i thought the poor look-up times were because of azureus
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