Chapter 3. Configuring IPv6
In this chapter, we will cover configuring IPv6 on your network. Specifically:
- Setting up an IPv6 tunnel via Hurricane Electric
- Using ip6tables to firewall your IPv6 traffic
- Route an IPv6 netblock to your local network
Introduction
The IPv4 protocol used on the Internet today was first deployed on ARPANET in 1983. It uses 32 bit addresses, which limits the number of IP addresses to 4,294,967,296. While this may seem like a lot, that number is being rapidly depleted, even with the boost that NAT provided us.
The replacement, IPv6, improves on IPv4 by switching to 128 bit addressing, which should provide enough IP address space for the foreseeable future. It also makes a number of other improvements including auto-configuration ...
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