=====Unique Local =====
[[https://blogs.infoblox.com/ipv6-coe/3-ways-to-ruin-your-future-network-with-ipv6-unique-local/|3 ways to do UL wrong]]
===== IPv6 Delegation=====
[[https://www.cbtnuggets.com/blog/technology/networking/what-is-ipv6-prefix-delegation|What is it]]
===== IPv6 Disable Privacy Extensions =====
On Ubuntu 20.04
<code>cat >> /etc/sysctl.conf <<EOT

net.ipv6.conf.all.use_tempaddr=0

net.ipv6.conf.default.use_tempaddr=0

EOT</code>


<code>sudo sysctl -p</code>