IPv6 is the newest version of the Internet Protocol. It is designed to supersede IPv4 as it offers many more addresses.

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576 views

How to configure OpenWRT to route IPv6 traffics?

I recently bought a router and flashed OpenWRT, with kmod-ipv6 and radvd installed. I was trying to set up IPv6 connections, but I can only ping ipv6.google.com from the router, not the computers ...
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1answer
140 views

Can I prioritize IPv6 traffic over IPv4 traffic on Linux?

Is there a way I can give traffic over IPv6 a higher priority than traffic over IPv4? Purpose is 2-fold: Promote IPv6, and be able to connect even when my server is swamped by IPv4 users.
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1answer
214 views

ignore ipv6 router advertisements for static addresses with bonded interfaces

I need to attribute static IPv6 addresses (not use autoconfigured addresses, and ignore router advertisements). This can be done as follows for a standard interface like eth0 iface eth0 inet6 static ...
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1answer
651 views

SSH over IPv6 got “Permission denied” error

I have a server that I can connect via SSH over IPv4 address. Now I want to SSH over IPv6. I'm sure that my server is assigned with a valid IPv6 address, and I've configured sshd to listen on v6 ...
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1answer
201 views

Prefer IPv6 over IPv4 in Windows Server 2003

I am running Windows server 2003 and my Firefox browser keeps using IPv4 instead of IPv6. Well at least http://ipv6-test.com/ says that my browser uses IPv4. How can I force it to prefer IPv6 over ...
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1answer
309 views

How to prefer ipv6 over ipv4 only for specific websites?

I only have ipv6 connectivity via a HE tunnel on my router, so normally I want to prefer ipv4 over ipv6. For some websites however, I would like to prefer ipv6. Right now I have just set ...
2
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1answer
288 views

Can't ping another Teredo client behind the same NAT

I have 2 computers that are about as similiar as they can be Both run Fedora Linux 15 x64 Both are behind the same IPv4 only NAT (my house) Both run Miredo (Teredo Tunneling) and have unique ...
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1answer
530 views

Windows 7: how to setup a Homegroup - IPv6 error?

Every time I try to setup a Homegroup I get an error message that I need to have IPv6 enabled. When I check the system it says that IPv6 is enabled.
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41 views

Can ping but cannot search

I have a problem with IPv6 connectivity. I have searched a lot of web sites, but I cannot find a solution. Here is the ping output: Ping ipv6.l.google.com [2404:6800:4005:c00::67] (with 32 bytes of ...
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1answer
228 views

DNS Resolution Issue - Error 105

I cannot connect to the internet. I am having issues resolving DNS (Error 105) in all browsers on my Dell XPS 15 laptop running Windows 8 64x. There is also a dual boot with linux Mint running that ...
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1answer
106 views

Why do I need a managed switch and which one should I buy?

I bought a 2nd router and I want both routers to have direct WAN access to the modem. One of the 2 routers directs VOIP traffic to a telephone line port. This VOIP service is provided by the cable ...
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1answer
960 views

IPHLPSVC High CPU in Windows 8 x64

I was experiencing consistent high CPU usage in Windows 8 Pro x64. The cause was svchost running at a constant 25% CPU, even at idle. I checked the services that the svchost was running, and toggled ...
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1answer
90 views

ipv6 find all hosts in a prefix

Using the ping6 command you can find the link-local address of ipv6 hosts out of an interface using: ping6 -I eth0 ff02::1 This will ping everything in the subnet and so you can see what is out ...
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1answer
71 views

Why can I not (re-)install IPv6 on Windows XP Home laptop?

Years ago for some unknown/mistaken reason I uninstalled IPv6 on one of my XP laptops. I have not been able to reinstall IPv6 - neither via the commandline nor the GUI. The error message is: ...
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1answer
221 views

IPv6 traffic shaping

With the second IPv6 Launch Day behind us, i'm stuck waiting for traffic shaping support on IPv6 before i can deploy it to our network. i currently use m0n0wall as a router with its IPv6 support, ...
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1answer
440 views

Can't access my shared folder by ipv4, only ipv6 and name

How to make possible to access to shared folder on win7 machine by ipv4? as my linux machine needs it. The problem is in fact that i can't access by ipv4 to this folder even from this win7 computer, ...
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1answer
67 views

IPv6 SSM multicast: is it built in or do you have to use another protocol like PIM-SM with it?

I'm trying to understand how integrated SSM multicast is to IPv6. Is it built in and sent solely by ICMPv6 messages or do you have to run something extra like PIM-SM? The reason I as is I've seen ...
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1answer
167 views

Do modems affect IPv6ness?

I have a 11year old modem. However from my knowledge it isn't giving me problems. I ran an ipv6 test I got "10/10" for for your IPv4 stability and readiness and 0/10 for IPv6. I then tried running it ...
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1answer
51 views

How to set up Teredo tunnel and share it?

How do I enable Teredo tunneling to the default Microsoft server mentioned in the Wikipedia article (teredo.ipv6.microsoft.com)? Google did not find any documentation, reliable or otherwise, to do ...
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1answer
120 views

linux ipv6 default route to loopback

I am trying to understand what is the reason that in recent linux kernels there is ipv6 default route to loopback ::/0 :: !n -1 1 4 lo is it ...
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1answer
49 views

Setup IPv6 in IPv4 tunnel on DLink DIR-615

Recently I wanted to setup IPv6 for my home network. I signed up for tunnelbroker.net service and was provided with IPs. Then I configured the IP address in my DIR-615. But It's not working.. ...
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1answer
55 views

Does presence of Link local address mean the system support IPv6?

I am trying to implement dual stack for IPv6 support in a IPv4 system. I have configured a DHCP server which gives IPv4 and IPv6 address to the device. My PC and the VM running on it gets both, IPv6 ...
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87 views

How to block a program from using IPv4?

i have a program that can communicate over IPv4 (TCP and UDP) and over IPv6 (TCP and UDP). i want to block the program from being able to use IPv4. i tried the Windows Firewall: Except it blocks ...
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0answers
369 views

Can't ping Linux IPv6 bridge from host

I'm using a Linux box with two network interfaces as bridge (br0) and one system (X) behind the bridge with its own IPv6 address configured. Its other end is connected to a router. The bridge ...
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0answers
905 views

How to setup pfSense 2.0 for TunnelBroker.net?

What is the procedure to create an IPv6 tunnel in pfSense 2.0? pfSense 2.0 (RC3) supports creation of a GIF tunnels: The help is pretty generic, and pretty unhelpful: In pfSense 2.0, GIF ...
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460 views

Safari proxy bypass for IPv6

I'm a first-time n00b on Mac (but have been doing computers since before PC's). This Mac has 2 VLANs, vlan0 in IPv4, vlan1 in IPv6. Safari can surf via IPv4 squid proxy OK. Safari can surf via IPv6 ...
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396 views

disable IPV6 on specific interface with redhat on vmware

I tried to disable IPv6 on specific interface using IPV6INIT=no on the interface script. its working great on all server accept ones that run on Vmware. any idea? im using redhat 5.2, on vmware ESX
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182 views

Windows doesn't respond to IPv6 multicast ping

I'm trying to do a IPv6 multi-cast ping from Linux and I can't get a response from my windows host. ping6 -I eth1 ff02::1 Will find all my Linux and iOS devices but not my Windows hosts. I can find ...
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172 views

How to check if protocol 41 (6to4) is filtered by ISP without changing the network configuration?

Obvious way (just setting up 6to4 tunnel and pinging) fails because ip command seems to be read-only on my VPS: can't change any networking-related settings. So I try using raw sockets: ...
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72 views

How to redirect local connection to my things in IPv6 on linux?

With IPv4 I can make some program connect to my service instead of where it wants using REDIRECT and DNAT targets in OUTPUT chain in iptables (sometimes combined with -m owner) In IPv6 hovewer I ...
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271 views

How do I get Tomato to use IPv6

My ISP provides native IPv6 and it works great when I connect directly with my macbook to the ethernet port. I get a ipv6 assigned and all IPv6-only sites works great. But when connecting through my ...
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304 views

Is there a way to enable/disable IPv6 without restarting Chrome?

chrome://net-internals/dns#dns has a button which allows us to enable IPv6 for Host resolver: This is how it looks like after clicking Enable IPv6: How do I revert to the previous state without ...
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713 views

How can I get windows to release an IPv6 address

I have a windows system with an IPv4 address and an IPv6 address and I'm trying to figure out how to release my IPv6 address. I've tried ipconfig /release6 and I get this error An error occurred ...
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322 views

How to install IPv6 on Windows 2003

How do you install IPv6 on Windows 2003 ... and get it working ? I'm trying to add IPv6 to one of my development machines which is Windows 2003. I've followed the knowledge base article on MSDN, and ...
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459 views

IPv6 addresses in dnsmasq

As I need to use dnsmasq to route all requests on *.local to my local machine (and use there an IPv6 addresses), i set up the dnsmasq like this: /etc/dnsmasq.d/my-local.conf address=/local/::1 ...
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662 views

IP Helper service uses 50-60% CPU every 1 minute for 3-4 seconds on Windows 7

I have checked everything - all the processes in the process explorer. IP Helper service is causing CPU usage of over 50 % every 1 minute for 3-4 seconds then comes back to normal. In the task ...
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27 views

Block IPv6 with windows firewall when connected to VPN

I found an article on how to block IPv6 with windows firewall but will this work when connected to a VPN? Dosn't the VPN tunnel through the firewall? F.eks if I add these rules to windows firewall: ...
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16 views

IPv6-connected FreeBSD server is not available via LAN

My Setup I have a FreeBSD server with the following output of uname -a: FreeBSD glacier 9.1-RELEASE FreeBSD 9.1-RELEASE #0 r243825: Tue Dec 4 09:23:10 UTC 2012 ...
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28 views

OS X ping6 does not use temporary address

I use OS X 10.8.3 and my home router serves my home network with a ULA prefix (my ISP does not support IPv6 yet). Because I have privacy extensions enabled on OS X (default since Lion) I get a ...
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53 views

Setup IPv6-in-IPv4 tunnel using my own ISP provided ipv6 address

I have IPv6 address {/64 prefix} in my home network. And I have a scenario where a tunnel has to be created to my home network from the laptop i carry with 3G dongle(ISP-BSNL), provided with IPv4-NAT. ...
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97 views

How to use router advertisements in openwrt?

I'm running an openwrt in a VM which is tunneled to a server that gives IPv6 address (bridged connection on eth0). That works fine. I'm using ping6 successfully. I have a second network on eth1. An ...
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168 views

Weird behaviour on MacBook using IPv6

I recently discovered that my ISP supports IPv6 so I decided to give it a spin, configured the router, tried pinging ipv6.google.com from the router, all fine. I configure RADVD for the internal ...
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0answers
319 views

OpenWrt: Set up native IPv6

on my dorm's network there is native ipv6 support. After reading wiki articles and googling I got the following parts working: List item Router gets IPv6 address Router can ping IPv6 addresses on ...
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0answers
75 views

Teredo-to-sixxs.net ipv6 connection does not work

I have two machines (both run Ubuntu 12.04.1) behind two different NATs (work and home), and I'd like to connect them. I tried IPv6 tunnels to make this possible (I have no ISP's IPv6 connectivity): ...
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111 views

Ipv6 6in4 forwarding

I successfully setup 6in4 ipv6 tunnel to enable ipv6 connectivity at home using a remote linux box with a /64. The connectivity works well between the two host, but not with internet. Here is my ...
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35 views

IPv6 for Windows 7 - File Sharing with mac

I'm trying to enable IPv6 after disabling it so i can change my password for my homegroup. I've checked the box next to the IPv6 in local area connections but yet its still saying i need to enable it ...
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207 views

Diagnosing lost IPv6 access

Briefly this morning, both ipv6-test.com and test-ipv6.com were working. The IPv6 setting on my Netgear WNDR3700 is set to Auto Detect, which selected 6to4 Tunnel. After rebooting my PC this ...
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0answers
937 views

ifcfg-eth* on CentOS 6.x, but for IPv6 only?

Could someone kindly provide a skeleton ifcfg-eth0:[X] for creating an alias with a IPv6 address and no IPv4 address? Or, alternatively, what's the IPv6 equivalent of this: in ...
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106 views

How to remove or delete an invalid IPv6 tunnel on Mac OS X terminal?

I've configured an IPv6 tunnel in the terminal, but it doesn't work. I tried to remove it, but I don't know how.
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265 views

Windows 7 64bit, great signal strength IPv4 & IPv6 can't connect

For some reason I can't connect to the internet with my wireless card (internal) on my PC, I am connected just fine on my laptop. It says my signal strength is good but both my IPv4 and IPv6 can't ...

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