Re: loop back interfaces and ospf

From: mark salmon (masalmon@xxxxxxxxx)
Date: Fri Sep 29 2000 - 20:57:34 GMT-3


   
I disagree. I was unable to get spoke to spoke cimmunication until I
used map statements. Inverse ARP disabled)

Tony Olzak wrote:
>
> It's not really a drawback. In a frame-relay, hub and spoke, multipoint
> design, the spokes don't need map statements to each other because the hub
> will have a host route to each spoke. It will then flood this route to every
> spoke on the back bone with the next hop being itself.
>
> Tony
>
> ----- Original Message -----
> From: "mark salmon" <masalmon@cisco.com>
> To: <ccielab@groupstudy.com>
> Sent: Friday, September 29, 2000 5:56 PM
> Subject: Re: loop back interfaces and ospf
>
> > It is my understanding that ip ospf network point-to-multipoint's
> > drawback is it advertises the interface as a host route not a newwork
> > route (i.e. /32 mask)
> >
> > Stylen wrote:
> > >
> > > goto interfeace config mode for the loopback interface and do a 'ip ospf
> > > network point-to-multipoint' then ospf will advertise ot with the
> correct
> > > mask. I think this is available in 11.3 and higher, not sure of the
> version
> > > exactly.
> > >
> > > Richard Foltz, CCNP, CCNP-Voice, CCDP, MCSE+I, Network+, A+
> > > Technical Solutions Consultant
> > > Sprint ENS
> >
> > --
> >
> >
> >
> > Mark Salmon
> > Network Support Engineer
> > SBC OP HQ
> > Cisco Systems Inc
> > 8735 W. Higgins Road
> > Suite 300
> > Chicago IL 60631
> > Phone:773-695-8235
> > Pager:800-365-4578
> > email: masalmon@cisco.com
> > Empowering The Internet Generation.
> >



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