Network address translation is described as actually being which technology?

1. NAT is often grouped with firewalls in practice. 2. Its actual function is about where packets go. 3. NAT is sometimes thought of as a firewall technology, but it is actually a routing technology. 4. So the answer is routing. _Source: NIST SP 800-41 Rev. 1, 'Guidelines on Firewalls and Firewall Policy'_