also, think of it like:
/25 = 2 x /26
/24 = 2 x /25
/23 = 2 x /24
/22 = 2 x /23
/21 = 2 x /22
etc
then the only thing you need to make sure of is that the boundries are
correct.
Brian
On Sun, 5 Nov 2000, Daniel wrote:
> I really appreciate the fast answers I got from all of you..
> After researching a lot deeper(should of done this before posting, dah?), I
> remembered that I had seen good examples of summerization
> in one of my books. Guess what? Caslow has (page 306) several good examples.
>
> What I reaslized I was doing was that I forgot about "contiguous subnets"
> and was
> using the "common one bit" rather than the "common bit". so:
> 192.168.16.0/24 .0001 0000
> 192.168.17.0/24 .0001 0001
>
> the "common bit is the "0" at the /23 position
>
> The way I see it I was advertising a lot of subnets and that would of
> confused the routing tables.
> "Black holes" also comes to mind.
>
> Thanks again
>
> Daniel
>
>
> ""Daniel"" <[EMAIL PROTECTED]> wrote in message
> 8u48dj$e70$[EMAIL PROTECTED]">news:8u48dj$e70$[EMAIL PROTECTED]...
> > I search the archives, looked at the errata for Routing tcp/ip and did not
> > find a correction for the following scenario.
> >
> > Chapt 8 P 373 figure 8.34
> >
> > Wouldn't the summerization for
> >
> > 192.168.16.0/24 .0001 0000
> > 192.168.17.0/24 .0001 0001
> >
> > be 192.168.16.0 /20? The example states 192.168.16.0/23 as the answer
> > Why /23 ? Is this a typo or is there something I am missing? All the other
> > summerization were right on.
> >
> > Thanks,
> > Daniel
> >
> >
> > _________________________________
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> >
>
>
> _________________________________
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>
-----------------------------------------------
Brian Feeny, CCNP, CCDP [EMAIL PROTECTED]
Network Administrator
ShreveNet Inc. (ASN 11881)
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