From 5cc2e2c509e463c6df880e45d6fbd27172461ff5 Mon Sep 17 00:00:00 2001 From: geekpi Date: Tue, 24 Jun 2014 10:42:36 +0800 Subject: [PATCH] [Translated]How to disable Ipv6 on Ubuntu or Linux Mint or Debian --- ... Ipv6 on Ubuntu or Linux Mint or Debian.md | 65 +++++++++---------- 1 file changed, 32 insertions(+), 33 deletions(-) rename {sources => translated}/tech/20140623 How to disable Ipv6 on Ubuntu or Linux Mint or Debian.md (53%) diff --git a/sources/tech/20140623 How to disable Ipv6 on Ubuntu or Linux Mint or Debian.md b/translated/tech/20140623 How to disable Ipv6 on Ubuntu or Linux Mint or Debian.md similarity index 53% rename from sources/tech/20140623 How to disable Ipv6 on Ubuntu or Linux Mint or Debian.md rename to translated/tech/20140623 How to disable Ipv6 on Ubuntu or Linux Mint or Debian.md index 7af8b0bd34..f25eb78aec 100644 --- a/sources/tech/20140623 How to disable Ipv6 on Ubuntu or Linux Mint or Debian.md +++ b/translated/tech/20140623 How to disable Ipv6 on Ubuntu or Linux Mint or Debian.md @@ -1,17 +1,14 @@ -Translating--------------geekpi - - -How to disable Ipv6 on Ubuntu, Linux Mint, Debian +如何在Ubuntu,Linux Mint,Debian上禁用Ipv6 ================================================================================ ### Ipv6 ### -Ipv6 is the next version of the addressing scheme Ipv4 that is currently being used to assign numerical address to domain names like google.com over the internet. +IPv6是寻址方案Ipv4的下一个版本,被用来给如google.com这样的域名分配数字地址。 -Ipv6 allows for more addresses than what Ipv4 supports. However it is not yet widely supported and its adoption is still in progress. +Ipv6比Ipv4支持更多的地址。然而，它还没有被广泛支持，还在被接受的过程中。 -### Does your system support ipv6 ? ### +### 你的系统支持Ipv6么? ### -For Ipv6 to work for you, there are many things needed. First of all you need a system/OS that supports IPv6. Ubuntu Linux Mint and most modern distros do that. If you take a look at the output of ifconfig you can see ipv6 addresses assigned to the network interfaces +为了支持Ipv6，需要很多事情。首先你需要系统/操作系统支持Ipv6。Ubuntu，Linux Mint，和大多是现代发行版都支持它。如果你看一下ifconfig指令的输出，你就会看见你的网络接口被分配了ipv6地址。 $ ifconfig eth0 Link encap:Ethernet HWaddr 00:1c:c0:f8:79:ee @@ -33,14 +30,15 @@ For Ipv6 to work for you, there are many things needed. First of all you need a collisions:0 txqueuelen:0 RX bytes:4900560 (4.9 MB) TX bytes:4900560 (4.9 MB) -Check the line "inet6 addr". +看一下行“inet6 addr”。 -Next you need a router/modem that also supports ipv6. And beyond that, your ISP must also support ipv6. +接下来你需要一个支持ipv6的路由器/调制解调器。额外地，你的ISP也必须支持ipv6。 -Instead of checking every part of the network infrastructure, its better to just find out if you can connect to websites over ipv6. -There are lots of websites that test ipv6 support on your connection. Check out [http://testmyipv6.com/][1] for example. +除了检查网络设备的每一部分，最好查出你是否可以通过ipv6访问网站。 -The kernel parameters that enable ipv6 are as follows +有很多网站可以检测你的连接是否支持ipv6. 这里就是个例子：[http://testmyipv6.com/][1] + +下面是在内核中启用ipv6的参数： $ sysctl net.ipv6.conf.all.disable_ipv6 net.ipv6.conf.all.disable_ipv6 = 0 @@ -51,18 +49,18 @@ The kernel parameters that enable ipv6 are as follows $ sysctl net.ipv6.conf.lo.disable_ipv6 net.ipv6.conf.lo.disable_ipv6 = 0 -The same can be also be checked from the proc files +同样可以在proc文件中检查 $ cat /proc/sys/net/ipv6/conf/all/disable_ipv6 0 -Note that the variables control "disabling" of ipv6. So setting them to 1 would disable ipv6 +注意这里的变量是控制ipv6的“禁用”。所以设置1就会禁用ipv6。 -### Disable ipv6 if its not supported ### +### 如果它不支持就禁用ipv6 ### -So if ipv6 is not supported on your network infrastructure, it might be useful to disable it all together. Why ? It can cause issues like delayed domain lookups, un-necessary attempts to connect to ipv6 addresses causing delay in network connection etc. +如果你的网络设备中不支持ipv6，那最好就全部禁用它们。为什么？因为这回引起延迟域查询，在网络连接中不必要地尝试连接到ipv6地址导致延迟等等问题。 -I did come across some problems like that. The apt-get command occasionally tries to connect to ipv6 addresses and fails and then retries an ipv4 address. Take a look at this output +我也遇到过像这样的问题，apt-get命令偶尔会尝试连接到ipv6地址失败接着检索ipv4地址。看一下下面的输出。 $ sudo apt-get update Ign http://archive.canonical.com trusty InRelease @@ -74,32 +72,32 @@ I did come across some problems like that. The apt-get command occasionally trie ..... -Errors like those have been more frequent in the recent Ubuntu versions, probably because they try to use Ipv6 more than before. +像这样的错误在最近的Ubuntu中更频繁了，或许它比以前更频繁地尝试使用IPv6地址。 -I noticed similar issues happen in other applications like Hexchat and also Google Chrome which would sometimes take longer than usual to lookup a domain name. +我在其他的应用上也注意到了相似的问题，如Hexchat，同样Google Chrome也会有时会在查询域名的时候花费更长的时间。 -So the best solution is to disable Ipv6 entirely to get rid of those things. It takes only a small configuration and can help you solve many network issues on your system. Users have even reported an increase in internet speed. +所以最好的方案是完全禁用Ipv6来摆脱这些事情。这只需要一点点配置但可以帮助你解决很多你系统上的很多问题。用户甚至反应这可以加速网络。 -#### Disable Ipv6 - Method 1 #### +#### 禁用 Ipv6 - 方案1 #### -Edit the file - /etc/sysctl.conf +编辑文件 - /etc/sysctl.conf $ sudo gedit /etc/sysctl.conf -And fill in the following lines at the end of that file +在文件的最后加入下面的行。 # IPv6 disabled net.ipv6.conf.all.disable_ipv6 = 1 net.ipv6.conf.default.disable_ipv6 = 1 net.ipv6.conf.lo.disable_ipv6 = 1 -Save the file and close it +保存并关闭 -Restart sysctl with +重启sysctl $ sudo sysctl -p -Check the output of ifconfig again and there should be no ipv6 address +再次检查ifconfig的输出，这里应该没有ipv6地址了。 $ ifconfig eth0 Link encap:Ethernet HWaddr 08:00:27:5f:28:8b @@ -111,28 +109,29 @@ Check the output of ifconfig again and there should be no ipv6 address RX bytes:1501691 (1.5 MB) TX bytes:104883 (104.8 KB) If it does not work, then try rebooting the system and check ifconfig again. +如果不行，尝试重启系统并再次检查ifconfig -#### Disable ipv6 - GRUB method #### +#### 禁用 ipv6 - GRUB 方案 #### -Ipv6 can also be disabled by editing the grub configuration file +Ipv6同样可以通过编辑grub配置文件禁用。 $ sudo gedit /etc/default/grub -Look for the line containing "GRUB_CMDLINE_LINUX" and edit it as follows +查找包含"GRUB_CMDLINE_LINUX"的行，并如下编辑： GRUB_CMDLINE_LINUX="ipv6.disable=1" -The same can also be added to the value of the variable named "GRUB_CMDLINE_LINUX_DEFAULT" and either would work. Save the file, close it and regenerate the grub configuration +同样可以加入名为"GRUB_CMDLINE_LINUX_DEFAULT"的变量，这同样有用。保存并关闭文件，重新生成grub配置。 $ sudo update-grub2 -Reboot. Now ipv6 should be disabled. +重启，现在ipv应该就已经禁用了。 -------------------------------------------------------------------------------- via: http://www.binarytides.com/disable-ipv6-ubuntu/ -译者：[译者ID](https://github.com/译者ID) 校对：[校对者ID](https://github.com/校对者ID) +译者：[geekpi](https://github.com/geekpi) 校对：[校对者ID](https://github.com/校对者ID) 本文由 [LCTT](https://github.com/LCTT/TranslateProject) 原创翻译，[Linux中国](http://linux.cn/) 荣誉推出