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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Pinging own machine returns an IPv6 address instead of IPv4

When I ping my own machine I get an IPv6 address: Reply from fe80::1004:p8f0:9e40:a42c%10: time<1ms Reply from fe80::1004:p8f0:9e40:a42c%10: time<1ms I used to get the IPv4 address (eg. ...
2
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3answers
531 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 ...
2
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1answer
3k views

wireshark: how to capture traffic between guest and host OS?

I'm trying to set up a lab to demonstrate ipv6 attack and detection mechanism on my Macbook. This is my set up with virtualbox: Host OS: OS X 10.8.2 IPv6 automatically, wireless connection Geust OS: ...
2
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2answers
263 views

Without NAT on IPv6, and only one DNS name, how do i talk to my servers?

Right now we own one domain name (e.g. superfault.com). From the internet i can connect to a variety of networked devices using that single DNS name: superfault.com ...
2
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1answer
2k views

How to configure monowall to use TunnelBroker?

How do i configure monowall for IPv6 connectivity with Hurricane Electric's TunnelBroker.net IPv6 tunneling service? Note: i'll be answering the question myself; since this site is a wiki IPv6 ...
2
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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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2answers
520 views

What is the performance of a connection using a tunnel broker versus native?

I am wanting to mess with IPv6 for teaching purposes. The problem is my ISP is not currently IPv6 ready. So I was going to use a tunnel broker from Hurricane Electric to solve the problem. The one ...
2
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1answer
4k views

How to add multiple IPv6 address for single host in /etc/hosts?

I want that a name should be resolved with multiple IPv6 addresses. I don't have access to a DNS server and I don't want to run a demon for that purpose. I want to add the entry in /etc/hosts and it ...
2
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1answer
961 views

Getting an IPv6 repsonse when IPv6 interface is disabled. Why?

Is it normal it get an IPv6 address when a hostname is resolved and the IPv6 interface has been disabled (unchecked from network adapter settings)? How do I know for sure IPv6 has been disabled?
2
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3answers
251 views

What is the best practice for ipv6 address assignment when using a dynamic prefix?

My ISP recently enabled ipv6 and I thought to myself this would be a good opportunity to roll out ipv6 on my LAN. Unfortunately, I only get a dynamic prefix so I never know the addresses / the subnet ...
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3answers
5k views

Dynamic DNS at freedns.afraid.org using a Fritz!Box

I am having some trouble setting up Dynamic DNS with my Fritz!Box 7360. I have set up the Dynamic DNS page with (this is translated from German, so might be worded a bit differently): [x] Use ...
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2answers
2k views

How to get both IPv4 and IPv6 dynamic address

Running dhclient gets me an IPv4 address. Running dhclient -6 gets me an IPv6 address. And the man page says you can't combine v4 and v6. So how to get both v4 and v6 addresses at the same time?
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2answers
2k views

IPv6 Address not setting

I am having a problem setting up IPv6 Address on ubuntu 10.04.I have disabled my network-manager. My /etc/network/interface file looks like this: iface eth0 inet6 static pre-up modeprobe ipv6 address ...
2
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2answers
359 views

Privacy, VPN and routers

Ever since this ACTA push-up the things are starting to heat up around torrents and privacy. I am using Tribler now, but this is not secure enough for me. Not enough privacy. I've been using in the ...
2
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1answer
873 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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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 ...
2
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2answers
3k views

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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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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2answers
5k views

Native IPv6 on openwrt

I just flushed my linksys wrt54gl router with openwrt and was hoping to enable IPv6 connectivity, but I can't figure out how. Every tutorial I reed tells how to do it using e.g. tunnelbroker but I ...
2
votes
1answer
563 views

How to transparently tunnel a port from IPv4 to a remote IPv6 device?

At home, I am connected with an IPv6 address and additionally, my provider provides a NAT-like setup through which I receive a public IPv4 address that I share with other customers (the reason being ...
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2answers
2k views

Routing IPv6 traffic through Debian pptpd into Hurricane Electric's IPv6 tunnel

I have set up a tunnel using Hurricane Electric's services on a Debian machine. It seems to work alright; I can ping6 ipv6.google.com and open it in links. I've also set up a PPTP daemon on the ...
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1answer
3k views

6to4 vs ISATAP vs Teredo Adapters

I understand that all three adapters mentioned in the title are related to transitioning IPv4 to IPv6. ISATAP: Transmits IPv6 packets between dual-stack nodes on top of an IPv4 network. Teredo: IPv6 ...
2
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1answer
363 views

Relation of IPSec and IPv6 to SSL/TLS

My understanding is that IPSec is a security layer added inside the IP protocol to make IP itself a secure transport. My understanding of IPv6 is that it is the newest version of IP that will (for ...
2
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1answer
316 views

Could not open IPV6 addr on web browser

I have ipv6 address fe80::21f:a4ff:fe91:2e44%4. This is the address of modem/router. I am unable to open this address in browser to view the web configuration. I am able to telnet to ...
2
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1answer
902 views

NDP entries on linux

Just as we have /proc/net/arp holding ARP entries in Linux, what is the file that holds the Neighbor Discovery Protocol (NDP) entries? I searched for it on the Linux box running IPv6, but to no avail. ...
2
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1answer
299 views

Is an RDNSS or DHCPv6 server allowed to distribute a link-local IP address as DNS server?

And if so, how is this supposed to work? Is the client supposed to attach the interface identifier himself, based on the interface the assignment came through?
2
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1answer
455 views

Using router public IP to access another (located in WAN) router behind NAT

I have following setup: at home I have a router up and running with public ipv4 ip at my country house I have ipv4 cam and router which is behind NAT - no public ip (public ip is too expensive) both ...
2
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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.
2
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1answer
163 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 ...
2
votes
1answer
343 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 ...
2
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1answer
429 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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1answer
506 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. ...
2
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1answer
758 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 ...
2
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2answers
1k views

IPv6 routing problem

I'm in the process of setting an ipv6 on my home network, and I've encountered a strange problem. My "router" (a Debian Linux box) is connected to a HE.net 6in4 and can ping and access ipv6 ...
2
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1answer
453 views

Throttled download speeds on new router with Comcast (ipv6 vs ipv4)

Issue with Comcast cable on Linksys or Cisco routers (and others) involving throttled download speed on ipv4. I recently upgraded my internet service to 100+ Mbs and also upgraded my router to ...
2
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1answer
178 views

IPv6 only LAN with NAT64 router for Internet

I want to disable IPv4 on my LAN and run only IPv6. I will use a NAT64 Juniper firewall to provide Internet access since I only have IPv4 Internet. Will this break applications? Will I be able to ...
2
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1answer
105 views

Getting Correct IPv6 Address from given prefix

On my windows xp machine, i have this information: IP Address: fcb1:cafe:1:9e33::2 Default Gateway: fcb1:cafe:1:9e33::1 It works fine, and i can ping the gateway. However now there is another ...
2
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1answer
524 views

disable IPv6 autoconf (MAC-based) IPv6 address without disabling privacy addresses?

Is it possible to configure the Linux kernel to automatically get the RFC4941 temporary (privacy) IPv6 addresses without getting the RFC4862 public (MAC-based) IPv6 address? With the following sysctl ...
2
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2answers
43 views

ipv6 compatibility, are there any pitfalls? [closed]

i don't know if this question fits perfect on superuser but i'll ask anyways feel free to move. are there any pitfalls with ipv6? we are planning to move our webservers to an ipv6 only machine, is ...
2
votes
2answers
836 views

IE9 on Windows 7, ipv6.google.com does not work, but in chrome it does?

I have an ipv6 connection, I get addresses, DNS is working and I can ping (with ping -6) ipv6.google.com. I can get to and use google in Chrome, but it does not work at all in IE9. It just says that ...
2
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1answer
71 views

Determining the way the IPv6 interface identifier was created

In IPv6 the 64bit interface identifier of an IPv6 address can be determined in one of 3 ways: Stateless Address Autoconfiguration: put in the MAC address of the NIC (+ FF:FE and flip a bit). ...
2
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1answer
769 views

How to prevent IPv6 privacy extensions from breaking my long-lived SSH sessions?

When using SSH from my Windows 7 desktop to Linux servers, via IPv6, I'm having the following two problems, because of IPv6 Privacy Extensions: I'm used to keep ssh sessions open for days or weeks. ...
2
votes
1answer
1k views

Connect to a virtual machine via IPv6

On my Ubuntu 11.04 host I've installed VirtualBox with a OpenSuse 11.4 client. After installing Apache2 in the VM I was not able to connect via IPv6 (with Firefox) to the installed HTTP-server. In the ...
2
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1answer
714 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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4answers
6k views

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 ...
2
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2answers
2k views

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 ...
2
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1answer
4k views

Windows 7 RTM: Loopback SMB over TCP/IPv6 connection preventing sleep mode

I'm running Windows 7 RTM with homegroup, network discovery, file and printer sharing, public folder, media streaming and Windows Media Player Network Sharing Service all turned off, but the computer ...
2
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1answer
86 views

IPv6 Web Site, But Fails IPv6 Readiness Tests

This is driving me bonkers. I have a Windows Server 2012 R2 machine running IIS 8.5. IPv6 is working fine on this machine. All the IPv6 test sites I browse indicate this machine is indeed running ...
2
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1answer
156 views

Configuring a static IPv6 address that inherits delegated prefix

My ISP (comcast) delegates a prefix, my router is passing along the prefix delegation (pd) onto the LAN. My Debian machine is getting the prefix and appending using EUI-64 address. That's nice but not ...
2
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0answers
73 views

Why does Google Chrome listen on port 8000?

Occasionally when starting up a development server (again), it will die with the message that the port 8000 is already in use. Running $ lsof -n -i4TCP:8000 | grep LISTEN then reveals Google ...