Matt, unfortunately, we have to memorize all those networks as a
preparation for the exam. If you have IPExpert's labs, they explain in a
very nice way how to remember all those addresses. RFC 1918 addresses are
quite obvious, but notice that many of those RFC3330 addresses are the
beginning or ending of classess A,B,C. Plus you have to exclude classes D
and E.
Additionally, if you did some RTBH labs, they're using TESTNET: 192.0.2.0/24.
And sometimes you can see the 169.254.0.0/16 address on Windows PC when it
can't get IP address using DHCP. So two network less to remeber :-)

So you end up having only five networks to memorize :-)
14.0.0.0/8
24.0.0.0/8
39.0.0.0/8
192.88.99.0/24
198.18.0.0/15

Marta Sokolowska.

2012/8/11 Matt Hill <[email protected]>

Hi Everyone,
>
> A few questions about the place talk about RFC3330 and blocking
> corresponding addresses.
>
> Are we really supposed to remember all of these addresses?  RFC1918 I
> understand, along with a few others, but I really cant see how one
> could expect to remember 30-odd prefixes eidetic.  I mean I'm pretty
> good, but it's not like my brain has direct feed from cymru.com.
>
> Cheers,
> Matt
>
> CCIE #22386
> CCSI #31207
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-- 
--

Marta SokoĊ‚owska.
_______________________________________________
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