Re: Rip route generation

From: Jason Morris (mcnever@gmail.com)
Date: Wed Feb 04 2009 - 15:22:46 ARST


Thanks for the correction.

the sad thing is i actually did lab it up and just did the debug on the
receiving side... now that i'm looking at the sending side as well i can see
the advertising host is sending it with an unreachable metric.

Again thanks for the correction and keeping from infecting the minds of
others ;)

On Tue, Feb 3, 2009 at 4:09 PM, Scott M Vermillion <
scott_ccie_list@it-ag.com> wrote:

> Hey Jason,
>
> RIP is unique in that a RIP-speaker tells its neighbors what their metric
> should be. Therefore, RIP-speakers do *not* increment the metric inbound.
> This is a good one to lab up so that it sticks in your brain!
>
> Regards,
>
> Scott
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Jason Morris
> Sent: Tuesday, February 03, 2009 1:26 PM
> To: Han Solo
> Cc: Cisco certification
> Subject: Re: Rip route generation
>
> yes it will advertise it, but the router that receives it will increment
> the
> metric by 1 (15+1=16)and it will see the router as unreachable and not put
> it in its routing table.
>
> to advertise a 'summary-address' there has to be some part of that summary
> in the RIP process for the summary to be advertised. that doesn't mean you
> need a network statement, it just has to be in the process.
>
> But yeah i'd take ALL's advice... Lab it up...
>
>
>
> On Tue, Feb 3, 2009 at 1:39 PM, Han Solo <emaillists@me.com> wrote:
>
> > If you have a rip learned prefix with a metric of 15 in my local ip
> routing
> > table will the device advertise it ? So if I issue the command
> >
> > "show ip route rip"
> >
> > and I see a 0/0 default route learned from a rip speaker , with a metric
> of
> > 15 will I advertise this to my other rip interfaces , I am going to say
> yes
> > ??
> >
> >
> >
> > On Feb 3, 2009, at 10:25 AM, Han Solo wrote:
> >
> > Rip can generate a 0/0 route without having a 0/0 already in it's
> routing
> >> table , can it do this same thing for say summary routes assume the
> >> following:
> >>
> >> router rip
> >> version 2
> >> net 176.1.0.0
> >> no auto-summary
> >>
> >> interface f0/0
> >> ip summary-address rip 176.1.0.0 255.255.0.0
> >> ip summary-address rip 150.1.0.0 255.255.0.0
> >>
> >>
> >> So will rip advertise that summary , even though it is not under the rip
> >> process as an advertised network ?
> >>
> >>
> >> Han Solo
> >> May the force be with you
> >>
> >>
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> > Han Solo
> > May the force be with you
> >
> >
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