Re: Route summarization with class C's

From: Gustavo Figueira (gufigueira@ig.com.br)
Date: Mon Oct 07 2002 - 17:57:22 GMT-3

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Henrique,

You are correct !

Gustavo

----- Original Message -----
From: "Enrique Hernandez" <enrique.hernandez@telindus.es>
To: "Tim Medley" <tim.medley@ireadyworld.com>; "Ccielab"
<ccielab@groupstudy.com>
Sent: Monday, October 07, 2002 1:41 PM
Subject: RE: Route summarization with class C's

> Hi Tim,
>
> I think you can summarize a litle bit more because there are three more
> matched bits regarding the two subnets.
> In my opinion it would be like this:
> 130.10.32.0 255.255.255.224
>
> Regards,
>
> Enrique Hernandez
>
> Network Engineer
> Technical Department
> --------------------------------------------------------------------------

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>
> > -----Mensaje original-----
> > De: Tim Medley [SMTP:tim.medley@ireadyworld.com]
> > Enviado el: lunes, 07 de octubre de 2002 18:17
> > Para: Ccielab
> > Asunto: Route summarization with class C's
> >
> > I'm having a couple of issues with summarizing some class C subnets. I
> > was thinking that the matching bits needed to be in the same subnet
> > class. I think I have this worked out correctly but I need someone to
> > verify for me.
> >
> >
> > 130.10.32.0 /28
> > 130.10.32.16 /28
> >
> > If I convert to binary I get:
> >
> > 10000010.00001010.00101010.00000000
> >
> > 10000010.00001010.00101010.00010000
> >
> > To right most matching significant bits are:
> >
> > 10000010.00001010.00101010.00000000
> >
> > 10000010.00001010.00101010.00010000
> >
> > So my summary route would be 130.10.32.0  255.255.254.0
> >
> > Is this correct?
> >
> >
> >
> >
> >
> > Example 2
> >
> > 130.10.42.0 /26
> > 130.10.42.64 /26
> >
> > Tim Medley, CCNP+Voice, CCDP, CWNA
> > Sr. Network Architect
> > VoIP Group
> > iReadyWorld
> >
> > p 704.943.3615
> > f  704.588.2826
> >
> >
> >>>
> 29th Telindus International Symposium
> Thursday, October 24, 2002
> Brussel Expo, Brussels, Belgium
>
> Meet over 2.000 business & ICT professionals for an in-depth networking
> update at Telindus' 29th International Symposium.
>
> Check out the programme, partners, workshops and register now for free:
> http://www.telindussymposium.com
> <<<

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