Configure DHCPv6 for Linux VMs - Azure Load Balancer

Jul 17, 2012 How to protect your IPv6 Debian server using fail2ban How to protect your IPv6 Debian server using fail2ban Dual-stack IPv4 / IPv6 connectivity support was finally added to fail2ban during 2017. This tutorial explains how to install a fail2ban version that protects both IPv4 and IPv6 servers. The main purpose of fail2ban is to find and temporarily ban IP addresses with aggressive behavior against vulnerable services, analyzing their failed login IPv6 test - IPv6/4 connectivity and speed test

Debian IPv6 Networking Configuration - nixCraft

For DHCPv6 (used for IPv6), append also the following iface stanza . iface eth0 inet6 dhcp. Alternatively, IPv6 can be autoconfigured using stateless address autoconfiguration, or SLAAC, which is specified using auto instead of dhcp in the inet6 stanza: iface eth0 inet6 auto. Also see IPv6PrefixDelegation. Configuring the interface manually How to add two IPv6 dns-nameservers into /etc/network BUT, it does not work for IPv6, only the first IPv6 DNS Server appear at my resolv.conf, look: "dns-nameservers 2001:4860:4860::8844 2001:4860:4860::8888" But then, my resolv.conf remain only with the first one: nameserver 2001:4860:4860::8844 Apparently, Ubuntu (resolvconf / ifupdown) is ignoring the second DNS Name Server, so, how to fix it?!

Thoroughly broke my network Somehow broke the association between my orbi's using ra-params=eth0,0. From what I understood from the document that should have prevented eth0 (only IPv6 enabled interface) from advertising itself as a gateway address. I think I am going to scrap IPv6 / dnsmasq until I can build a separate test network to play with.

Jul 06, 2020 Debian, IPv6, and Hurricane Electric HOWTO — Chronos Tachyon Resolving Names to IPv6 Addresses. If you run BIND on your Debian server, it’s pretty trivial to add IPv6 records. Assuming you own example.com, all you need to do is pull up your zone file for example.com (poke through /etc/bind/named.conf and its includes if you forgot where you keep your zone file) and then How to Disable IPv6 in Ubuntu Server 18.04/16.4 LTS Disable IPv6 on Ubuntu Server | This tutorial explains how to disable IPv6 address on Ubuntu 18.04/16.04. There are a couple of ways we can disable IPv6 on Ubuntu server. One method is to turn off IPv6 using sysctl, the second method is to edit the grub config file. We will look at both methods.