https://38a8db03.aww-3cz.pages.dev/tags/intro/ Recent content in Intro on Aaron's Worthless Words Hugo en Tue, 29 Jun 2010 00:00:00 +0000 https://38a8db03.aww-3cz.pages.dev/posts/2010/06/route-notes-intro-to-ipv6/ Tue, 29 Jun 2010 00:00:00 +0000 https://38a8db03.aww-3cz.pages.dev/posts/2010/06/route-notes-intro-to-ipv6/ <p><strong>Study Notes</strong></p> <ul> <li>Exactly how big is an IPv6 address?</li> </ul> <p>It&rsquo;s 128 bits long.</p> <ul> <li>This shouldn&rsquo;t be on the test, but how many unique addresses is that?</li> </ul> <p>That&rsquo;s 2^128 or a &ldquo;3&rdquo; with 38 zeros after it.  That&rsquo;s also 2^95 addresses for each person on earth.</p> <ul> <li>Surely we&rsquo;re not writing in binary, are we?</li> </ul> <p>No way.  IPv6 uses 32 hex characters.  Each character is 4 bits, so we wind up with 128 bits of data.</p>