67: Outmoded Oddities
Working on updating Networking for Systems Administrators. The gentle “yes you need IPv6” paragraph in the first edition is getting an update to something a little more… ranty.
Commercial operating systems now default to IPv6, falling back to IPv4 only if IPv6 is unavailable. New networks, especially phone networks, are often IPv6-only. Much of the southern hemisphere, much of Asia, and much of the human race? IPv6-only. Their IPv4 connectivity is a kludge of proxies, carrier-grade NAT, 464xlat, and a melange of workarounds that I’d call black magic if the Evil Wizards Union…
The skinny
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