From SprezzOSWiki

SprezzOS inherits much of Debian's networking infrastructure, and it is worthwhile to familiarize oneself with their documentation:

There are then some differences:

  • SprezzOS does not make use of TCPwrappers
  • SprezzOS uses a local DNS cache by default

Device configuration via /etc/network

Packet filtering via iptables

NAT via iptables