private vs. public IP addresses

Sina Bahram sbahram at nc.rr.com
Fri Jul 14 13:49:55 EDT 2006


Well, Iana doesn't report that as part of the five blocks they list ... So
maybe that's not internationally recognized yet or something?

Take care,
Sina


-----Original Message-----
From: speakup-bounces at braille.uwo.ca [mailto:speakup-bounces at braille.uwo.ca]
On Behalf Of Alex Snow
Sent: Friday, July 14, 2006 1:43 PM
To: Speakup is a screen review system for Linux.
Subject: Re: private vs. public IP addresses

there's also another range (forget where it is now) that's reserved for
amature packet radio, though I hear a rumor those IPs might be taken away to
help with the shortage of routable internet IPs.
On Fri,
Jul 14, 2006 at 12:36:55PM -0400, Travis Siegel wrote:
> There are actually 5 classes of ips.  Class a, b, and c are the ones 
> used on the internet as a whole, and those ips have already been 
> mentioned here.
> Class D has a 224.something range of ips that are considered private 
> as well.  However, this is hardly a consideration, since class D 
> addresses are used strictly for multicasting purposes, and it's likely 
> you'll never need one.
> Then, there's class E addresses.  These start at 240, and there is one 
> of these reserved for private use too, though again, I don't know what 
> it is.
> Class E addresses are for experimental purposes, and are also 
> generally multicast addresses.  Again, you'll probably never see one
> of these ips on any network, and especially not on the internet.   
> But, they are there, and are used occasionally, even if we don't 
> encounter them.
> 
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