Not a big issue, but it's easy to make it better.
Archive of posts filed under the networking category.
Firewall HA with conntrackd and keepalived
Firewall failover without losing stateful connection tracking
IPv6 NAT, the day has come
It had to happen.
IPv6 address normalization
Do not reinvent the wheel.
IPv4 to IPv6 communication (and viceversa): some kludges
The humble SSH saves the day (again).
