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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7
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4answers
2k views

Does disabling IPv6 decrease my surface area of attack and increase performance?

I have colleague that is on this whole kick of disabling IPv6 while leaving IPv4 on each new machine that comes in before deploying in our environment. He takes his personal anecdotal evidence and ...
0
votes
1answer
384 views

Unable to transmit stream through OpenVPN tunnel

We are trying to transmit a video-stream via netcat from a OpenVPN server to a client. The server is a Raspberry Pi with Pidora running on it. The client is a Notebook with Ubuntu 12.04 and has a ...
2
votes
1answer
540 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 ...
3
votes
1answer
670 views

How to use ipv6 with Vagrant and VirtualBox?

I have a Vagrant setup running Ubuntu in VirtualBox. I'm trying to create a public virtual network interface that I can access from the host. I have had no problem doing this with ipv4. Using ipv6 I ...
1
vote
1answer
81 views

What is the difference between IPv4 and IPv6 in terms of binary?

I know this question is for entry level users. That I am. New to this world and finding it very interesting. I have done some research on IPv4 and how to convert IP addresses to binary and vice versa. ...
1
vote
1answer
3k views

Why does Win7 SP7 64-bit try to resolve DNS agsint IPv6 DNS Servers?

Pretty vanilla, just installed Win 7, SP1, 64-bit. NO IPv6 ACCESS. The network status says IPv4: Internet. IPv6: No network access. Pick a domain that has DNS servers that have both IPv4 and IPv6 ...
0
votes
1answer
692 views

Windows 8.1 IPv6 No Connectivity

I have a Windows 8.1 computer that is stock - almost no settings have been changed. I want IPv6 Connectivity via Teredo; however, it does not work. ipconfig shows a Teredo IPv6 address ...
0
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0answers
39 views

Block IPv4 peers in deluged?

Is it possible to block all IPv4 peers and allow only IPv6 peers in deluged? Or can I modify torrent file to accept only IPv6 peers?
12
votes
2answers
32k views

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 ...
0
votes
0answers
313 views

Wireless, IPv6: no network, unidentified netword at random

I have been reading other threads and trying suggested steps but nothing seems to work for me. 50% of time the internet works fine, sometimes it slows down sometimes there is no connection at all. The ...
2
votes
1answer
375 views

Can't get an IPV6 ip address with any 802.11g adaptor

I've recently been going dual stack with IPV4 and IPV6 where possible since my isp supports ipv6rd, as does my router - an Asus RT-N56U on firmware 3.0.0.4.374_979 (which is the latest at the time I ...
0
votes
1answer
89 views

Should a router reply neighbour solicitation?

I found IPv6 routers in my college don't reply neighbour solicitation. At the first I think it's the bug of routers. To my surprise, I heard recently that my friends who are using Windows can use IPv6 ...
0
votes
0answers
47 views

Delete link local IPv6 address alone from my machine

I have an Ubuntu VM with a few interfaces configured with radvd. I don't want the link-local addresses to be present - the seem to be sending across traffic which is disrupting my IPv6 testing. How do ...
0
votes
0answers
313 views

Get IPv6 to work

I'm trying to get IPv6 to work. My host provied me the following informations: IPv6 network: 2a03:4000:2:483::/64 IPv6 gateway: fe80::1 My /etc/network/interfaces looks like this: # The loopback ...
0
votes
0answers
96 views

Networking from a tun6to4 to pppX interfaces on debian

So my /etc/network/interfaces looks like auto eth0 iface eth0 inet static address 198.51.100.50 netmask 255.255.255.0 gateway 198.51.100.1 # VPN Subnet auto eth0:1 iface eth0:1 inet static ...
1
vote
1answer
544 views

Not able IPv6-tunnel using miredo for Mac OS X

I have been trying to setup Miredo on OS X 10.7.5 using the Miredo Installer for OS X When Miredo starts after installation, the check box next to the "Teredo Tunnel" is still red and I am not able ...
0
votes
0answers
136 views

Why I get a VMnet Network Adpater's IP even if my Wireless Network Adapter has priority?

On Windows 7, when I try to ping my computer name I get an IPv6 address, so I ping with -4 option, then I get an IP related to my VMnet (VMnet1) Network Adapter which results 192.168.220.1, and not ...
0
votes
2answers
219 views

How can I filter the output from a multicast ping6 to all nodes to get all reachable IPv6 Devices in one moment in time?

How can I filter the Output from a multicast ping to all nodes so that in the output file every IP appears only once? If a new device joins the network its written to a file with a joining ...
7
votes
1answer
317 views

How to explain IPv6 in under 30 seconds

Background: Let's say I have a friend whose website, friend.example.net, is hosted by a hosting company at example.com. Whenever I try to reach friend.example.net, it redirects me to example.com. ...
2
votes
1answer
635 views

Determine Default Gateway with Wired IPv6 address on Mac OSX

I am trying to create a dual network connection via Wireless and ethernet. The wifi connection runs my internet and the ethernet connection is connected to router which is connected to a NAS. I've had ...
1
vote
1answer
765 views

Internet Connection frequently dropping on Ethernet

My internet connection is frequently dropping on Wired Lan (Ethernet) but the wireless works fine without any problem. It's not an issue of Internet Speed as Internet works fine in Windows. ifconfig ...
1
vote
0answers
116 views

Windows 7 / PuTTY drop IPv6 TCP connections on brief outages

This is an IPv6-version of the following question: Why Windows 7 / PuTTY drop TCP connections even on very brief outages? After moving from IPv4 to IPv6, I've noticed that my IPv6 connections would ...
5
votes
1answer
6k views

Disable IPv6 on Interface in Debian Wheezy?

I'm working on Debian Wheezy: $ uname -a Linux openstack1 3.2.0-4-amd64 #1 SMP Debian 3.2.51-1 x86_64 GNU/Linux I set up two networks for VirtualBox: # Public network vboxnet0 (10.1.0.0/16) ...
1
vote
1answer
1k views

How do I access a file share in the windows explorer using an IPv6 address?

entering the \ IPv6 address with the colons does not work, neither the typical approach of enclosing the address in [] brackets
1
vote
0answers
140 views

Login to Hamachi using IPv6 times out

My cable modem uses IPv6 and so does my LAN. I want to connect my laptop to the hamachi service. However, the laptop tries to connect via IPv4 and this attempt fails. The network configuration of my ...
1
vote
1answer
80 views

Use sixxs subnet on one machine

I've got a sixxs subnet with aiccu on my debian vps, and want to use the complete subnet at my vps. Currently only the 2001:4dd0:f000:000f::2 is usable. My config: (ip a) 3: sit0: <NOARP> mtu ...
-1
votes
1answer
115 views

TOR and Unencrypted HTTP Traffic [closed]

If the NSA has pinpointed certain people using TOR, is there a way to encrypt unencrypted web traffic? I suppose this is kind of a dumb question that answers itself, as once it leaves the exit node, ...
1
vote
0answers
145 views

DMZ Linux host in IPv6 network with changing prefix

I have the following scenario: My home network is connected to the internet via IPv6, the router advertises the network prefix in the network so devices are auto-configured. The network prefix ...
0
votes
0answers
3k views

How to Disable IPv6 on RHEL-5

I am trying to disable IPv6 on interface eth0 on RHEL 5. Here is a description of what I have attempted. I had already made following entries in ifcfg-eth0 : IPv6INIT=NO IPV6AUTOCONF=NO Following ...
0
votes
0answers
177 views

Port redirection with Apache mod_proxy

I have a server running a modified Debian Squeeze distro (OpenMediaVault, a NAS distro), and I want to add some Apache rules to map specific ports to subdomains. These ports are the running web ...
1
vote
1answer
245 views

How and why is this ubuntu system getting an ipv6 address?

I'm currently playing with hostapd. My current network configuration (well the relevant bit anyway) is a Asus RT N56U as a primary router (its at 192.168.1.1 on ipv4), and a ubuntu 12.04 server x86 ...
6
votes
2answers
27k views

How to disable IPv6 on Debian Wheezy?

I know there's a wiki entry http://wiki.debian.org/DebianIPv6#How_to_turn_off_IPv6 that shows how to disable IPv6 in Debian Squeeze, but that's a 2.6.* kernel. What about 3.2.* kernels running ...
1
vote
0answers
162 views

How to access internet from HYPER-V guest machine which uses IPv6 Only?

I have Windows Server 2012 installed in my laptop with Hyper-V activated. I have a wireless network interface with which I can connect to the Internet from the physical machine as well has the ...
1
vote
1answer
122 views

VPN from IPv4 only to IPv6 only

I want to access my home network on the go, but it can only be reached via IPv6 from outside. The network(s) I want to reach it from usually only have IPv4. (How) Can I access the whole home network ...
0
votes
1answer
209 views

Resetting gone wrong

I have reset my linksys router, and now my internet is horribly slow. please check details from command prompt below and tell me what's wrong. Thanks. Microsoft Windows [Version 6.1.7601] ...
1
vote
1answer
173 views

Why doesn't curl work using an IPv6 connection?

How come a: curl -v -6 http://badurl.com doesn't work but a: curl -v -6 --head http://badurl.com Perfectly works? MTU isn't the problem (?) since: root@server:~# ping6 -c 10 -s 2000 -M do ...
1
vote
1answer
447 views

NAT with IPv6 (Forced by ISP)

My ISP has recently decided that "high bandwidth clients" are now forced to use IPv6. While I can plug my laptop with Win7 directly into the modem and I have access, connecting routers or my ...
39
votes
7answers
38k views

Is there any benefit to using IPv6 on my home network?

I know that IPv6 is the future because there is only 4 billion IPv4 address, but on a home network, you are not going to have 4 billion users. So are there any other benefits that would make IPv6 on a ...
4
votes
3answers
2k views

How to get the IPV6 IP address of Linux machine?

I want to get IPV6 address on my linux box. I know one command to get the IPV6 address. Command: $ ip addr show dev eth0 | sed -e's/^.*inet6 \([^ ]*\)\/.*$/\1/;t;d' Output: ...
13
votes
3answers
976 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.
0
votes
1answer
268 views

How do I bind to a specific link local IPv6 address other than the default?

I'm not 100% sure I'm using the correct terminology in the title, so if someone knows better than I do please amend it. I'm trying to replicate a malicious script that I've seen in the wild for the ...
0
votes
2answers
602 views

IPv6 connection through IPv4 network without internet-connection

I'm working at a project at my university and now the following problem shows up: We got a Server [Server] with a private IPv6 network. Some sensors (temperature, humidity...) are connected through a ...
0
votes
1answer
425 views

Enable ipv6 in XP Mode on Windows 7 host?

Upgraded router to ipv6 capable router, ipv6 tunnel and enabled all home network to ipv6. Everything works perfectly except ipv6 in XP Mode. XP Mode is using Win7 host's wifi adapter directly. After ...
0
votes
1answer
89 views

Addressing computers via ipv6 on local network [duplicate]

I'm very confused about how to address a computer on my local network via ipv6. I am writing a server which is meant to support both ipv4 and ipv6. Now I have don an ifconfig and gotten my ipv4 local ...
1
vote
1answer
310 views

Mac listening on port 80 for both IPv4 127.0.0.1 and IPv6 ::1 with SSH tunnel, but connection is not possible with IPv4?

I am connecting with openssh to a remote server, running a web server which I need to access as if from the server itself. Therefore I use ssh-tunneling, like this: sudo ssh -L 80:127.0.0.1:7065 ...
0
votes
0answers
137 views

Slow SCP tranfers over IPv6 VPN IPSec which has IPv4 private subnets

I have 2 hosts connected with IPv6 VPN. I am using IPv4 internal addresses for machines connected internally and use subnets addressed for these in ipv4. When a host wants to scp a 1 Gig file pull ...
0
votes
1answer
207 views

Setup IPv6 over IPv4 tunnel in VPN

Let me explain my szenario: I have a linux server A. A is reachable in a VPN. So if I am connected to the VPN over Internet I can successfully ping A. Server A is connected to a Router B. Router B ...
2
votes
0answers
899 views

How to make FTP Server in Mavericks listen on IPv6 interfaces?

Althought native IPv6 connectivity is not yet possible with my ISP, I can access IPv6 websites via 6to4 tunnel. The Server App in Mac OS X Mavericks comes with FTP features. However it seems to accept ...
2
votes
1answer
520 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 ...
0
votes
1answer
190 views

I have IP conflicts and I can't host my server anymore [duplicate]

My father and I have the same IP address on my network. (I found this on cmyip.com) This makes it impossible for me to host servers (for instance minecraft or terraria) and I don't know the solution. ...