iljitsch.com

topics: BGP / IPv6 / more · settings · b&w · my business: inet⁶ consult · Twitter · Mastodon · LinkedIn · email · 🇺🇸 🇳🇱

Hi, I'm Iljitsch van Beijnum. Here on iljitsch.com I publish articles and post links about a range of topics.

Also have a look at my business web site inet⁶ consult.

Crazy iPhone 4 colors, train station close to Madrid

Image link - posted 2011-12-03 in

Bat above the parking lot

Image link - posted 2011-09-22 in

→ Yes to Lion, no to cruft: get a clean start with manual Mac migration

With every new Mac and every new Mac OS X version, the Migration Assistant dutifully copies all data from the old system to the new. But after almost a decade, the urge to make a clean start is too strong for our correspondent. Here's how to do it—but it's not for the faint of heart.

Permalink - posted 2011-07-13

Stadhuis Gouda

Image link - posted 2011-03-20 in

2010 IPv4 Address Use Report

As of January 1, 2011, the number of unused IPv4 addresses is 495.66 million. Exactly a year earlier, the number of available addresses was 721.06 million. So we collectively used up 225.4 million addresses in 2010.

Permalink - posted 2011-01-01

2010 IPv6 Address Use Report

In 2010, twice as many IPv6 address blocks were given out as in 2009, adding up to 5.5 times as much address space.

Permalink - posted 2011-01-01

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