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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IPv6 Tunnel via Own Linux (IPv6-connected) Server

Unfortunately, there's a lot of IPv6 tunnel brokers, and their documentation often clutters the search results for how to setup your own IPv6 tunnel. I have a Linux server with IPv6 connectivity. I ...
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1answer
124 views

When will the LIR's run out of the IPv4 addresses? [closed]

"The Asia Pacific Network Information Centre, the RIR responsible for assigning IP addresses to the region, announced the release of its last available batch of IPv4 addresses on 15 April." ...
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1answer
358 views

Issue about mapping MAC address to Ipv6 address

I know that the address in ipv6 with prefix range 001 to 111 should use a 64-bit interface identifier that follows the EUI-64 format, which translates the MAC to ipv6 as below. MAC:00-02-b3-1e-83-29 ...
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1answer
160 views

Ubuntu IPV6 support

I have a HSPA broadband modem that supports IPV6. Can I use Ubuntu Network Manager to connect using this modem with IPV6.
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1answer
3k views

What is Hurricane Electric's IPv6-enabled DNS server?

Hurricane Electric has IPv6-enabled DNS servers for use with their tunnelbroker. What are the addresses for these servers?
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1answer
162 views

IPv6: One address from MAC and one from Privacy Extensions?

how can I archieve the following: I have a linux system behind a gateway. I want to have two IPv6 addresses. For both, the first part should come from the router (as usual). The preferred address for ...
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3answers
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How does IPv6 source address selection work in Linux?

How does Linux choose which of possibly many IPv6 source addresses to use when connecting to another site? I am opening connections to 6to4 and non-6to4 sites from a host configured with both a 6to4 ...
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2answers
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How to get dynamic dns entry for ipv6-only host?

The host is behind NAT and uses Teredo to get globally routable. How to make it easily-reachable? For IPv4 case we just use no-ip or dyndns, however for ipv6 I don't see AAAA replies from dyndns's ...
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How will IPv6 impact everyday users? (World IPv6 Day)

With the current (one hour in at the moment) trial by all the big boys (Google, Facebook, Bing, Yahoo, etc.) I wondered how IPv6 will effect home users and the Internet as a whole. Will the change ...
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1answer
995 views

mrtg errors after upgrading to Debian Squeeze

Since upgrading from Debian Lenny to Squeeze, I've had the following problem with mrtg: root@turtle:~# env LANG=C /usr/bin/mrtg Constant subroutine SNMP_Session::AF_INET6 redefined at ...
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1answer
2k views

No AAAA responses from Google DNS

I just set up a HE tunnel on my Windows 7 PC, and while i can browse to http://[2a01:3f0:0:a::186]/ i cannot browse to http://ipv6only.bredbandskollen.se which is their FQDN. Also, the speedtest flash ...
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3answers
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How do I know if a router can handle multiple static IPs?

How do I know if a router can handle multiple static IPs? Is there a protocol or something I should look out for? Also - how important is it that my router can support IPv6?
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1answer
908 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 ...
2
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1answer
855 views

Enabling IPv6 support on a Linksys WRT400N router

I chatted with a Linksys support person and they said that the WRT400N doesn't have any facility for enabling IPv6. If I were to use an alternate firmware on the router, would IPv6 become available ...
2
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1answer
332 views

Multiple fixed IPv6 in MacOS

How to configure several IPv6 addresses from the MacOS System Preferences application? The network is auto-configured, but I would like to also have some fixed address without using DHCPv6. Actually ...
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1answer
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Configuring IPv6 automatically and IPv4 statically

I've got a Ubuntu Linux box that has two IPv4 addresses and an IPv6 address. This is my current /etc/network/interfaces: auto lo iface lo inet loopback auto eth0 eth0:0 iface eth0 inet static ...
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5answers
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How can I use my server's IPv6 connection from my computer's IPv4?

I have a server that has IPv6 and IPv4 support. I would like to use this to allow my desktop, which has an IPv4-only connection, to connect to other servers via IPv6. What type of software is ...
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1answer
420 views

Browsing googlev6.com using IPv4-only ISP

If I run IPv6 with tunnelling on my PC, and I connect to the Net through an IPv4-only ISP, can I browse an IPv6-only site like googlev6.com? And how?
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3answers
527 views

What's a good IPv6 tutorial? [closed]

How do I get started on IPv6? There are many urban myths about IPv6 (today, I heard that enterprises don't like IPv6 because they can't control their BLOCKS like they do today with IPv4). Is there a ...
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2answers
379 views

Should I get a gigabit router with or without ipv6 support? [closed]

I'm in the process of getting a gigabit router so i can transfer files faster to and from my Lacie Network Space. I found a gigabit Router. Its performance is really good, however it doesnt support ...
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2answers
2k views

Should I get a router with ipv6 support?

I'm in the process of getting a new gigabit router so I can transfer files faster to and from my Lacie Network Space. I found Asus RT-N56U Wireless N Dual Band Gigabit Router. Its performance is ...
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3answers
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How can I get Firefox/Chrome to reach IPv6 websites?

I have been experimenting with IPv6 using a Windows7 client with the default Teredo IPv6 tunnel enabled. I can reach IPv6 hosts (ipv6.google.com & www.v6.facebook.com) successfully using PING ...
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1answer
671 views

How to reach a Global Scope IPv6 host?

I have setup DNS64+NAT64 on a machine with 2 interfaces: eth0: public IPv4 address (connected to outside world) eth1: global scope IPv6 address: 2001::/64 I can successfully use ping6 google.com on ...
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2answers
1k views

Dual Stack Routers for home use? [closed]

I'm in the market for a new network appliance router that either has the following features, or can be modded to have the following features: Dual Stack (ipv4, ipv6) On-Board Configurable DNS Server ...
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1answer
696 views

Set up tunnel to HE.net and now only ipv6.google.com works, but other sites ping fine

I'm setting up IPv6 using my router which is running OpenWRT, version Backfire 10.03.1-rc4. I made a tunnel using Hurricane Electric's tunnel broker and set it up on the router and I'm using RADVD to ...
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1answer
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How to know if your browser is connected to the Ipv4 or Ipv6 address of a website?

Is it possible to know if a browser (Internet Explorer/Google Chrome in Windows 7 SP1) is using the IPv4 or IPv6 address of a website? What I'm looking for is for some kind of visual feedback without ...
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1answer
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Does IPV6 matter when choosing a new switch for home network?

Looking to upgrade my Fast Ethernet home network switch to a Gigabit Ethernet switch. Figured I should make sure that the new device supports IPV6, but in looking at the specs of a few switches, I ...
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3answers
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IPv6 - Public IPs, private IPs, IPs derived from the MAC address? Confused!

I'm pretty much excited for IPv6 because of the large address room and (potential?) owning of more than one IP, or even tens of IPs (/122 subnet?) Though one magazine has now confused me. In a ...
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2answers
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Can't get IPv6 address using radvd on wireless interface on windows, wired works fine

I set up my router to use OpenWRT and set it up to use IPv6 using a tunnel form SixXs. I'm having problems with stateless autoconfiguration using radvd. On my computer, wired connection can get its ...
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4answers
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Ping myself, works with ipv6 not ipv4 in Windows 7

I've tried to solve the following problem with no luck and I need some proffesional help. The following is possible: Ping all computers (that I tried) in the domain without problem. Ping myself ...
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2answers
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Why can't I ping local ipv6 windows machines from Ubuntu?

If I ping6 external ipv6 hostnames or addresses (e.g. ipv6.google.com) it works, but if I try to ping6 an ipv6 hostname or address it doesn't work. If I ping the same address from a windows machine on ...
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1answer
490 views

How can I see if Windows is getting RADVD advertisements?

I'm troubleshooting my home network setup and am looking for a way to see if windows is receiving radvd advertisements on a certain interface because I believe that my router isn't sending on WLAN. ...
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2answers
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How to avoid exposing my MAC address when using IPv6?

On my Macs, each IPv6 address includes the MAC address of a specific computer (not of my router). Sites such as ipv6-test.com not only show it, but even tell me it belongs to an Apple computer. This ...
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1answer
617 views

'Windows Update' (80072EFE error), encrypted.google.com & testmyipv6.com connection problem

[System information: Windows 7 Home Premium (32bit OS) Samsung R520 Intel Core 2 Duo T6500 2.10GHz 4GB Realtek RTL81E Wireless LAN 802.11n PCI-E NIC (Driver Version 2000.4.201.2010) Marvell Yukon ...
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2answers
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What are the differences between the IPv6 options in AirPort Utility?

In AirPort Utility, my Time Capsule has under Manual Setup->Advanced->IPv6 the options Link-local only, host, and tunnel. What are the differences between these options, and which one should be used ...
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2answers
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Can IP v4 and IP v6 share a single physical Ethernet?

I keep reading about the transition from IP v4 to IP v6, and the possible advantages and problems. One thing that keeps popping up is "dual-stack" networking, meaning (I believe) a host can speak both ...
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1answer
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Accessing non-port80 web server using IPv6

In a normal IPv4 network, I can go into any browser such as Firefox and browse a server on a IPv4 address not hosted on port 80: http://192.168.42.6:8080/ This accesses the server on port 8080 on ...
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2answers
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How do I know if my router supports IPv6?

$ ping6 :: PING ::(::) 56 data bytes 64 bytes from ::1: icmp_seq=1 ttl=64 time=0.046 ms 64 bytes from ::1: icmp_seq=2 ttl=64 time=0.053 ms 64 bytes from ::1: icmp_seq=3 ttl=64 time=0.058 ms ^C --- :: ...
2
votes
1answer
724 views

Is it safe to use the miredo-client?

This is how I can surf websites behind IPv6 networks under Fedora 14 before: ping6 ipv6.google.com connect: Network is unreachable solution: with root just: yum install -y miredo-client sed -i ...
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5answers
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Does NAT provide security?

I'm following discussions about the IPv4->IPv6 transition, and IPv6 doesn't seem to like NAT at all. I've always thought that NAT was helpful in v4 for some security, I know it doesn't really hide ...
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2answers
896 views

Can two offices communicate if one uses IPv4 and the other IPv6?

If I get an IPv6 from my ISP for my new office branch, will I be able to communicate with my old branch that is using IPv4?
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2answers
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how to ssh to a ipv6 ubuntu in a LAN?

I'm able to ping my Ubuntu box via command: (where c2h2ttt is listed in /etc/hosts) c2h2@c2h2crawler:~/ttt$ ping6 -I eth1 c2h2ttt PING c2h2ttt(c2h2ttt) from fe80::21b:21ff:fe22:e865 eth1: 56 data ...
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3answers
305 views

What is it that makes the transition to IPv6 so difficult to deploy on a wide scale?

As most people know by now, the IPv4 address space is about to run out, and this (and other problems) can be solved by migrating to IP6. Now I keep reading in the tech press that the migration is a ...
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2answers
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Why has ping started to resolve hostnames to IPv6 addresses?

Why would my computer (Vista Business) begin to start pinging using IPv6? I have not to my knowledge made any change to enable this. When I ping a local computer with it's hostname, ping has started ...
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1answer
467 views

enabled IPv6 but [::1] is not working

Windows XP with IE 7 http://localhost works. http://127.0.0.1 works. http://[machinename] works. http://[::1] does not work. A separate W2K3 machine works with all four addresses. I did the same ...
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2answers
83 views

Wireless Internet is “Unidentified”?

My laptop wireless refuses to connect with my wireless adapter. It says signals all good and ip address is cool, but my ipv4 ad ipv6 connectivity is "no netwok access". What do i do with that?
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3answers
974 views

What is IPv6 and why should I care?

What is IPv6 and why should I care? Bonus points for easy instructions for jumping into the bandwagon.
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3answers
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What is the relevance of “fe80::1%lo0 localhost” in /etc/hosts?

Following are the entries in my /etc/hosts. I was wondering what is the last entry (fe80::1%lo0 localhost) for. 127.0.0.1 localhost 255.255.255.255 broadcasthost ::1 localhost fe80::1%lo0 localhost ...
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1answer
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disabling ipv6 on windows 7 64bit

not sure what i am missing here.. every website suggests creating this reg key: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip6\Parameters\DisabledComponents as DWORD and setting its ...
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issues switching to IPv6

Currently have a local LAN with one WindowsServer2003 machine and several XP machines. Everything works normal, users can share folders, etc. Decided to install the IPv6 protocol on all machines, ...