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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1answer
207 views

Forcing *BSD to accept both IPv4 and IPv6 traffic on a single socket

I have tried a ton of stuff and keep coming up entirely empty handed. Allow me to frame the situation: I have a *BSD Jail setup in FreeNAS that runs a Plex Media Server (Plexpass). It has IPv6 ...
7
votes
1answer
333 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 ...
3
votes
1answer
331 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.
3
votes
1answer
903 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 ...
3
votes
1answer
723 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 ...
2
votes
1answer
711 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
votes
1answer
383 views

ip6tables: how to handle periodically changing prefix?

My ISP provides me with native IPv6 (unfortunately DS-Lite for v4) and I'm using SLAAC for the clients in my local network behind a broadband router. As I don't trust the router (which is configured ...
2
votes
1answer
249 views

IPSet with IP6Tables ERROR

Can someone please solve my headache and tell me how to fix this? [root@www ~]# ip6tables -I INPUT -m set --match-set blacklist6 src -J DROP ip6tables v1.4.7: Couldn't load match `set':/lib64/...
2
votes
1answer
69 views

IpV6 No network access

I'm Currently using Windows 8 on my laptop, and windows 7 on my computer. They used to be connected by the homegroup, which was brilliant, but now they can't find eachother anymore. I've tried to ...
2
votes
1answer
1k 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 ...
2
votes
1answer
951 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 ...
2
votes
1answer
463 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 ...
2
votes
1answer
900 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.
1
vote
1answer
14 views

Why does my Ubuntu IPv6 ssh server not work?

I am failing to set up my Ubuntu Server (16.04 LTS) with OpenSSH via IPv6. The server is running inside a VirtualBox Machine, which has its network interface set to "network bridge" (if that is the ...
1
vote
1answer
29 views

why does ipv6 coexist with ipv4 slow the load?

My laptop have two network adapter:one is wired lan, while the other is wireless lan. Now I connect ipv6 using wired lan and ipv4 using wireless. The web page seems to get something wrong. It load ...
1
vote
1answer
252 views

How to setup an OpenVpn tunnel to IPV4 from a dualstack lite (ipv6 address only) cable modem

As of today, I am on a nice and fast new cable modem connection. Unfortunately, that connection is natted to an external shared IPV4 by my ISP. It is only possible to reach my modem via a unique IPV6 ...
1
vote
1answer
417 views

Ubuntu can't connect to IPv4 sites, and some very odd network behavior

I'm on Ubuntu 15.04 with Chrome up to date. I've been having a strange problem recently. My internet connection is wireless broadcasted from DSL (AT&T U-Verse to be exact). Viewed with ifconfig, ...
1
vote
1answer
107 views

IPv6 global address lost after delay

I have a (gentoo linux) computer behind a home router (Fritz!Box 7360). When I initially connect it via a wired connection, it is assigned a link-local address (fe80:...), a unique local address (fd00:...
1
vote
1answer
235 views

How to setup an ad-hoc network in Ubuntu using IPv6 address?

Please guide me to setup an ad-hoc network setup between two ubuntu linux machines with the IPv6 protocol. I believe this command will help me to configure an IPv6 address but what about the gateway ...
1
vote
1answer
155 views

Native IPv6 on Debian Router

After my old Tomato USB router died I started using an old netbook with Debian Wheezy installed as my home router. I have two WLAN interfaces and one LAN interface. wlan0 has internet access and wlan1 ...
1
vote
1answer
343 views

How do I protect my hosts in an IPv6 world?

I realize that IPv6 adoption is a long way off but I'm trying to understand the basics in order to stay ahead of the curve, and also just for fun. Communicating using IPv6 is no problem. It works ...
1
vote
1answer
122 views

How do I configure ipv6 on a LXC configured bridge?

I am trying to figure out how I can add IPv6 to lxcbr0 that LXC creates. The IPv4 could be configured in /etc/default/lxc-net but I find nothing about IPv6. Can this be done? I am running Ubuntu 14.10
1
vote
1answer
392 views

Windows DNS Change IPv4 vs IPv6

I want to change my DNS settings in Windows and I want to use the Google DNS Servers. In all tutorials (Microsoft or Google) I read change IPv4 OR IPv6.. What does it mean? If I change only IPv6 ...
1
vote
1answer
247 views

Getting LAN clients to use IPv6 tunnel of Debian router

I have a Debian Jessie powered server which acts as router for our home network. I have succesfully managed to set up an IPv6 tunnel using TunnelBroker and traceroute commands return succesfully. ...
1
vote
1answer
514 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 me@...
1
vote
1answer
1k views

Some sites extremely slow! How to determine if its IPv6? and disable it?

My internet is extremely slow on some sites, the famous ones. Google, Facebook, etc. But then, the very next minute, they are superfast. I got to know from somewhere that this is due to clogging and ...
0
votes
0answers
67 views

How to connect a local network to IPv6 site / net?

I want to connect my home network (IPv4 only conection to internet) to my server (IPv4/IPv6), what is the best way to do this? Current setup: Home network ("HOMENETWORK") with Linux (Ubuntu 14.04) ...
0
votes
0answers
252 views

Ping Global IPv6 address on Ubuntu VM

My setup is like this: Host: Windows 8 with Virtualbox VM: Ubuntu 14.04 with 2 network adapters, eth0 a Host-only Adapter and eth1 a bridged adapter connected to my Wireless. From my host to my VM I ...
0
votes
0answers
77 views

Globally Unique IPv6 Address on a VM running ubuntu

For testing purposes, I'd like to be able to deploy VM's running Ubuntu that have globally unique IPv6 addresses. The VM software is Virtualbox. I am able to make link local addresses (as said by ...
0
votes
0answers
357 views

Why can't I have IPv4 and IPv6 web access simultaneously?

I'm using a 6to4 tunnel from tunnelbroker.net to gain access to the Internet via IPv6. Even after getting the tunnel built and properly established, I wasn't able to get access to IPv6 web pages ...
0
votes
0answers
270 views

Connect to IPv6 network with a VPN not supporting IPv6

I have connection to IPv6 network, as well as a VPN connection (IPv4 only). However, the two conflicts with each other: when I connect to the VPN, I cannot connect to IPv6 host, by domain name or IPv6 ...
0
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0answers
779 views

What do I need to do to make IPv6 devices globally accessible using Uverse 6rd?

Summary: With UVerse's 6rd implementation, do I need to buy/install/configure a compatible wireless router in the DMZ to properly handle the IPv6 traffic in both directions (incoming connections too)? ...
0
votes
0answers
59 views

windows 7 has ipv6 connectivity but not v4

My wife's windows 7 laptop had network connection problem out of the blue yesterday. It can access google sites like youtube, but nothing else. When I troubleshoot, I found that it has IPV6 ...
0
votes
0answers
255 views

IPv6 automatically gets disabled after every second reboot

I'm trying to set a static IPv6 address on Windows 7 and I connect just fine. But after 2 reboots (not one), it disappears. After much troubleshooting, I also see the DisabledComponents reg key ...
0
votes
0answers
49 views

Gogoc and OpenVPN - can't seem to make them work together

I have a problem with my setup and I was hoping you guys could help me figure out what I should do. I'm currently running a 6LowPAN using RaspberryPi and Arduino nodes. Since I don't have native IPv6 ...
0
votes
0answers
256 views

IPv6 configuration: ISP is blocking Neighbor Discovery

My ISP offers IPv6 to interested customers, but doesn't provide any support in this regard. I've been given a /64 prefix (let's call it 2345:6789:11:22::/64), a gateway address (2345:6789:11:22::1) ...
0
votes
0answers
551 views

I can only connect to IPv6 websites

my problem is, that I can only connect to servers and their websites supporting IPv6 (such as google.com or facebook.com). On other sites, a ping request times out. Additional information: 1. My ...
0
votes
0answers
4k views

Default Gateway IPv6 but IP set on IPv4

I have a client who has a network setup. I have a couple of devices which work on the network using socket communication which I want integrated onto their network. There is a PC which is to be made ...
0
votes
0answers
2k views

Attemp to access WAMP server from other devices on network gives 403 forbidden

I set up a WAMP server on my main PC. I have files in the www directory, and can see the results via localhost. The problem is, I am not able to access the server via the server IP from even the ...
0
votes
0answers
85 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
823 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
172 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 ...
0
votes
0answers
626 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 ...
0
votes
0answers
204 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
0answers
223 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
0answers
44 views

Set an ipv6-specific MTU

I have a router which has ipv6 connectivity through a tunneling mechanism. The router announces a prefix in the LAN, and clients get native ipv6 connectivity on their point of view. The MTU of the LAN ...
0
votes
0answers
4k 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
286 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 ...
0
votes
0answers
247 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.
0
votes
0answers
394 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 ...