| Firewalling with OpenBSD's PF packet filter: EuroBSDCon 2007, København, September 12th 2007 | ||
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Network Address Translation
Background: Predicted shortage of official IP-adresses (early 1990s)
Long term solution: IPv6 (128 bit addresses)
Shorter term solutions: translation logic (RFC 1631, 1994) and private (non routable) adresses (RFC 1918, 1996)
When official addresses are not
available
practical