Getting a "portable" /19 or /20

Tue Apr 10 02:54:24 UTC 2001

In the referenced message, Eric A. Hall said:
> Also, they don't have any special-case handling that I am aware of. I
> tried to get a private /24 to use for the topology examples in my books
> and couldn't get one. ARIN outright refused the request even though I
> could prove the need for it, and even though I didn't care about global
> routing or reachability.

Internet Assigned Numbers Authority (NET-TEST) IANA    192.0.2.0 - 192.0.2.255

The above, iirc, is the appropriate netblock to use in documentation
examples. So, they have already assigned you and every other author in the
world a /24 to use.