Internet Protocol version 6 (IPv6) is the latest version of the Internet Protocol (IP), the communications protocol that provides an identification and location system for computers on networks and routes traffic across the Internet.

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How can I make sure that eth1 get its fe80 IPv6 address immediately on startup, even if it's not physically connected?

I'm working on an embedded-x86 Linux device that runs Debian (Linux 3.8.13). This device has two Ethernet ports, eth0 and eth1. If I boot up this device with only eth0 connected to a switch, and ssh ...
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221 views

How to set static IPv6 IP address to embedded Linux board using ifconfig (busybox)?

We want to set static IPv6 IP to custom embedded Linux board. So far we could enable IPv6 in Linux kernel and Busybox. We could test that kernel is IPv6 ready. We tried to configure a static IP using ...
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Why does /proc/net/if_inet6 not contain all IP addresses from 'ip addr'?

Since recently, after moving from Ubuntu 10.04 to 14.04 (kernel 2.6.x to 3.13), I noticed a strange thing about IPv6 addresses. I assign several IPv6 addresses to my eth0 interface to allow the Apache ...
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163 views

DD-WRT: dhcp6c not fetching new address for ppp0

I'm currently trying to configure my DD-WRT-based router to do IPv6. Now I'm at a point where it works fine - until the line is disconnected and reconnects (which happens at least every 24h... for a ...
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495 views

Native IPv6 router on FreeBSD

I need your help to configure native IPv6 router on FreeBSD. Interfaces configured well, on both I can see two addresses (real and link local). I can ping ipv6.google.com and when do lynx ...
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695 views

Linux bridge blocks UDP packet from tap interfaces

Introduction: I'm working on a 6lowPAN projects of Wireless Sensor Networks. Basically, I have a set of nodes (Contiki OS) which are running on a linux host. Each nodes have its own tap interface ...
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93 views

TCPDump To Capture A Tracepath6 Datagram

I'm trying to use TCPDump to capture an IPv6 datagram using: tcpdump -c 1 -i eth1 -vvvs0 ip6 and dst host H2.net2 & tracepath6 H2.net2 I'm running this script on H1.net1; R12.net1 is the ...
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Static IPv4 & IPv6 configuration on openwrt linux

The /etc/config/network file has the ipv6 and ipv4 entry for an eth0 interface. Executing ifconfig eth0 shows both ipv4 and ipv6 address of that interface as per configuration. Performing ifconfig ...
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117 views

Arch Linux sudden wifi disconnects and unable to reconnect

I have a problem with my wifi internet connection that is secured by WPA. I have moved to a new location. I had set up a working internect connection but lost the connection after about an hour and ...
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54 views

How to set MSS manually for IPv6 in Linux?

Suppose I have a networking problem and try to debug it by setting the MSS manually to ex.: 1392. How can I achieve this permanently? I have a native IPv6 address. OS is Debian/CentOS
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How do I make OpenVPN split /56 IPv6 block into /64 subnets for each client?

I want OpenVPN to occupy, for example, 2001:0DB8:5912:1200::/56, assigning /64 subnets of it to clients (so they can serve as SLAAC routers if needed). What should I do? Is OpenVPN alone enough for ...
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cacti snmp ipv6 snmp error

I configured cacti on centos6.4, only ipv6, when snmpwalk command to check a client, the output is normal, but add monitoring host (ipv6) on cacti, appear "snmp error" error, how can I do? Here is the ...
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120 views

Iptables and Ip6tables redirect traffic

I want to deny all the network traffic and just allow a few ports and redirect them through tor or the socket I have set in /etc/tor/torrc, where tor binds to. And I am currently setting up these ...
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83 views

Debian, Dibbler, IPv6 and Bridging Woes

I'm currently trying to setup my Dedibox LT as a virtualisation (KVM) server. I've elected to use Debian instead of Proxmox or ESXi for various reasons. Currently I'm having problems with getting ...
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41 views

IPv6 - how to force traffic destinated for same system but another interface to pass through the wireless network?

I want to perform some IPv6 stress testing (file transfer, flooding, Neighbor Discovery, etc) on wireless routers using a system which has two network interface cards. However, all traffic goes ...
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880 views

Debian bridge doesn't accept IPv6 config

I'm currently trying to configure my bridge in Debian 7. I do have a working config for IPv4: auto eth0 iface eth0 inet manual auto br0 iface br0 inet static address xx.xx.xx.131 netmask ...