1
vote
2answers
132 views

How to route public ipv6 address to private lxc container address?

I have a pool of public ipv6 address I want to use to expose lxc containers. On the host machine I created a macvlan interface eth0-macvlan and bound a public address to it 2600:3c01:e000:83::1/64. I ...
0
votes
1answer
43 views

Worldwide IP Latency [closed]

I want to create a simulation of the protocol MIPv6 (http://www.ietf.org/rfc/rfc3775.txt), for this reason I need information about latency, jitter and round-trip time. My first guess is install ...
0
votes
2answers
64 views

What ISP needs to provide in order to route native IPv6 /56 range to several VLANs

I have a theoretical question. Network topology is like this: ISP <--- eth0 -> Router1 <- eth1 ----+--> VLAN1 '--> VLANx For the sake of ...
0
votes
1answer
61 views

Trying to add IPv6 route returns an RTNETLINK answers error

On CentOS 5.10 I'm trying to add static IPv6 route via external GW (6::a0c:34a) as follows: ip -6 route add 12::/64 via 6::a0c:34a dev eth1 The above returns a RTNETLINK answers: Invalid argument ...
1
vote
0answers
119 views

IPv6 Routing / Subnetting

Recently I have installed Citrix Xen Server 6.2 on a machine. My Provider (Hetzner) gave me the IPv6 Subnet 2a01:4f8:200:xxxx::/64. Followed an article in the providers wiki (1) i got it working and ...
0
votes
1answer
430 views

XenServer 6.2 IPv6 routing

I'm having trouble setting up a new server (hosted at "hetzner") with latest XenServer 6.2. IPv4 is working fine, but I'm stuck at IPv6 Setup. What I got so far: xen: $> ip -6 addr 1: lo: ...
1
vote
0answers
127 views

Native IPv6: routing between eth0 and eth1

I humbly ask for your assistance with the problem I can't resolve myself. I have a native IPv6 link with 2001:db8:14::/48 assigned. I'm running Slackware on 3.2.50-grsec kernel. My ISP's side (my ...
1
vote
0answers
293 views

IPv6 routing over OpenVPN

Trying to learn how IPv6 works with OpenVPN, so I wanted to setup following scheme. I have a VPS server (Ubuntu), which have been allocated a /48 subnet. ISP ipv6 gateway is XXXX:XXXX:XXXX::1 Server ...
0
votes
0answers
45 views

How to test external IPv6 address from the same server

I'm using a server which is basically IPv4 only connected, but with help of Hurricane Electric tunnel it now also have an IPv6 address. Now I want to regularly check this IPv6 connectivity by a ...
1
vote
1answer
54 views

Server 2008 IPv6 Connectivity issues

I am having issues with my IPv6 connectivity via Windows Server 2008. External traceroute shows each hop along the path, including the servers gateway. It then times out, never reaching the host. ...
1
vote
1answer
131 views

IPv6: ping6 from foreign host works, but cannot ping6 on same host [ubuntu 12.04]

I have a strange issue with ipv6 on Ubuntu 12.04. There are two hosts, directly connected to the internet. Both have assigned a /64 network. They are properly configured with a /128 endpoint each and ...
11
votes
3answers
661 views

Use Windows DHCP/DHCPv6 server without setting a static address

You cannot set the Windows DHCP/DHCPv6 server to listen on dynamic addresses or all addresses, only static addresses. Is there a technical reason for this limitation? Is there any workaround? My ...
0
votes
1answer
119 views

IPv6 and IPv4 mapped address

I've a box with 1 private IPv4 (192.168.0.X) and some IPv6 (let's call one Y::Z). I have an application listening on 192.168.0.X on port 1234 and an application that want to connect to that service ...
5
votes
1answer
379 views

Router advertisement for ipv6 is advertising link-local adress

I have the following situation: I configured a FreeBSD 9.1 machine as the endpoint of a heartbeat SixXS tunnel on a gif0 interface. It works so far, and I can ping6 via IPv6. I assigned to another ...
1
vote
1answer
315 views

Fritz!Box IPv6-Address different than IPv6-Prefix

In my Fritzbox it states the following: IPv6-Adresse: 2a02:8070:600::14b6:c7******, Gültigkeit: 100465/86065s IPv6-Präfix: 2a02:8070:62c:3200::/56, Gültigkeit: 100464/86064s I am not able to ...
0
votes
2answers
138 views

IPv6 static routes

I am looking to configure a few hosts with IPv6 on my network. The router (running CentOS 5) is configured with an Hurricane Electric (HE) tunnel which works fine on that host. However, I would like ...
0
votes
1answer
134 views

IPv6 routing to another interface

I'm trying to get an IPv6 enabled router to forward data from one interface to the other and I'm having issues. When following this example ...
0
votes
1answer
669 views

Using firewall in routed or transparent mode

For the last years we've been using a Sonicwall PRO 2040 firewall in a relatively small hosting environment. But we want to upgrade to a faster box which also support IPv6 and preferably we'd like to ...
0
votes
2answers
586 views

WAN and LAN setup for IPv6

We just got a IPv6 /48 range (a gateway and an IP address) for our company, but I'm unsure about how to set it up. We use FreeBSD 8.4 (pfSense 2.1) as a router/firewall. Currently we have IPv4 setup ...
0
votes
2answers
812 views

Hosting websites on a public ip routed via a private subnet using one Linux machine as both router and server

I use Ubuntu server as router, NATing router and webserver. The server is connected to ISP with a public /29 subnet. Also I host some important websites on it. I asked the ISP to provide ipv6 address ...
3
votes
1answer
693 views

Configure IPv6 routing

I've got IPv6 addresses from SIXXS. My host is connected with SIXXS network over a AICCU tunnel ("sixxs" interface). My host address is 2001:::2, the host on the end has address 2001:::1. On my host ...
1
vote
2answers
203 views

IPv6 connections routed to IPv4 device

I have an IBM 9406-250 with V5R1 and IPv4 only connectivity, and want it to be reachable over IPv6. I cannnot install an IPv6 stack on it, but I want it to be accessible by IPv6 so I can drop the ...
0
votes
1answer
733 views

Configuring ipv6 over radvd using sixxs, routing not working

So this morning, I have been trying to configure IPv6 upon my network using the guide I found on reddit (of all places) at http://ipv6friday.org/blog/2012/06/ipv6-enabling-training/. Now at first ...
2
votes
2answers
368 views

IPv6 Addresses causing Exchange Relay whitelists to fail

Several of our new Exchange servers are failing to relay messages because it is communicating over IPv6 and not matching any receive connector I previously set up. I'm not sure how we are using IP6 ...
0
votes
1answer
245 views

Add IPv6 support to DirectAdmin server

I just set up an new DirectAdmin, and I want to prepare it for IPv6 use. My ISP have gave me an range of IPv6 addresses that I can use. Lets say that address is 2a01:7c8:**:1f::. My neworkadapter ...
2
votes
1answer
189 views

Is it normal for ip -6 route to accumulate entries in Linux?

On a Linux machine connected to the ipv6 internet via a router's radvd-advertised tunnel, ip -6 route accumulates recent addresses. Why does this happen? Is it expected behavior, or is the machine ...
3
votes
2answers
1k views

How ISPs will assign IPs /subnets for end users in IPv6

Consider two scenarios: The end user has a simple computer, dual-stack The end user has a LAN behind a dual-stack router How will ISPs differentiate each one of these kind of users in IPv6? An ...
2
votes
2answers
529 views

Debian: IPv6-in-IPv4 over OpenVPN

Following (roughly) the instructions https://www.zagbot.com/openvpn_ipv6_tunnel.html at I now have the following: Client martin@theoria:~$ ifconfig eth0 Link encap:Ethernet HWaddr ...
1
vote
1answer
266 views

IPv6 MTU and MSS ignored in LAN?

I have a server with a (sixxs) IPv6 tunnel and a local network behind it. The tunnel has MTU of 1470, and a prefix with this MTU is advertised by radvd, and picked up by the local client: ...
1
vote
2answers
172 views

Subnetting IPv6 addresses/routes

I would like to subnet the default IPv6 route into 2 network routes. The original default route was: default via fe80::218:74ff:fe27:9640 dev eth0 proto kernel metric 1024 I tried adding the ...
3
votes
2answers
247 views

Routing problems IPv6 client/server where server has both native and tunnelled address

I have been trying to get IPv6 working on my tap OpenVPN network. The server already has IPv6, however it only has a /64 and the biggest range available is a /116 (which breaks autoconf). I am getting ...
0
votes
1answer
98 views

IPv6 - Multiple routers and 'dealing' with NAT

Note: I am not thinking of NAT on IPv6. I have the following network setup made up of GNU/Linux boxes: Some network traffic is currently being passed through the VPN tunnel to the internet. ...
0
votes
1answer
208 views

Routing IPv6 through a Cisco RV042 in gateway mode

I am having some difficulty routing IPv6 through a Cisco RV042 in gateway mode. I am attempting to simulate a small IPv6 WAN between two offices using a /48 prefix. Nothing I do in the advanced ...
3
votes
2answers
232 views

Multiple IPv6 routers in a local network

I'm setting up some servers that will run virtual machines using IPv6. The network topology is something like this, where the br0 interfaces are virtual: 2001:db8:fedc:aaaa::/64 ...
5
votes
1answer
334 views

IPv6 and NAT, routing to multiple ISPs

Currently I have a nice setup using private IPv4 address space and uplinks from two ISPs to the Internet. Thanks to NAT I can just take down one of the interfaces and the Internet access is still ...
0
votes
1answer
312 views

Bridging and routing IPv6 Router Advertisements

I have a bridge called "br01" in which the interfaces "eth1" and "eth0" are participating. There is a rule in the broute table of ebtables that drops RAs when they arrive in the interface eth1, so the ...
3
votes
2answers
167 views

Outbound IPv6 Trafic Fails

My hosting provider has supplied me with global static IPv6 for my machine. It appears that auto configuration has been successful and I can successfully ping my machine and tracepath6 appears to ...
3
votes
3answers
324 views

ipv6 local connection

So I have an ubuntu 10.04 router that is tunneling ipv6 to hurricane electric. It has perfectly fine ipv6 connectivity. My problem is that I want to have my ubuntu 10.04 machine behind it be able to ...
0
votes
1answer
350 views

IPv6 routing setup (using native IPv6)

I administrate the network for a small organisation. Having only experience with IPv4, I'm unsure of how to best approach IPv6. Existing IPv4 setup We have 13 public IPv4 addresses which are all ...
5
votes
3answers
1k views

IPv6 works only after ping to routing box

Situation: There is an ipv4 only router in our network and every computer is connected to it (wifi or cable). A server with ipv4 and ipv6 is also connected to this router. The server has been ...
1
vote
1answer
743 views

How do I enable multicast routing in Windows XP

I have successfully set up a Windows XP machine as an IPv6 router using netsh, that is, it announces prefixes and forwards packets on two interfaces, as verified by pinging. Now I'd like to forward ...
2
votes
3answers
1k views

Can a Linux router autoconfigure IPv6 if radvd is running on the same host?

I have a linux gateway router running a 6to4 tunnel and using radvd to broadcast an IPv6 prefix on the local subnet. Radvd can be configured to automatically pick up the network prefix from the 6to4 ...
5
votes
2answers
532 views

IPv6 routing problem

I've received a native IPv6 /64 subnet from my server provider, but I can't get it to play the way I want it. I'm running virtual machines, and I want them to have their own public ip(s). Let's ...
0
votes
3answers
2k views

Forwarding protocol 41 (6to4) to a Linux box?

I have a Linux router without an ipv6 stack and a Linux host inside the NAT. How do I use iptables to forward 6to4 traffic back and forth between the NAT router and the host and then configure the ...
0
votes
2answers
227 views

IPv6 tunnel intermittently drops inbound

I have an ipv6 tunnel that refuses to work until traffic goes outbound. if I turn the device on and ping in, I get no response until the second I start to ping out. if I then walk away for a few hours ...